ParseObjc.cpp revision 29d9c1adfadf65e2d847d44bec37746844b9e0e3
1a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek//===--- ParseObjC.cpp - Objective C Parsing ------------------------------===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 50bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// This file is distributed under the University of Illinois Open Source 60bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 95f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file implements the Objective-C portions of the Parser interface. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/Parse/Parser.h" 154985aceceb9b9261b876b515d32726175c13a775Steve Naroff#include "clang/Parse/DeclSpec.h" 163b1191d7eaf2f4984564e01ab84b6713a9d80e70Fariborz Jahanian#include "clang/Parse/Scope.h" 17500d3297d2a21edeac4d46cbcbe21bc2352c2a28Chris Lattner#include "clang/Parse/ParseDiagnostic.h" 185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "llvm/ADT/SmallVector.h" 195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerusing namespace clang; 205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 22891dca671a80c865c6def7259f170ba785e4faaaChris Lattner/// ParseObjCAtDirectives - Handle parts of the external-declaration production: 235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// external-declaration: [C99 6.9] 245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// [OBJC] objc-class-definition 2591fa0b7759b575045142abd6ee48c076297ad77bSteve Naroff/// [OBJC] objc-class-declaration 2691fa0b7759b575045142abd6ee48c076297ad77bSteve Naroff/// [OBJC] objc-alias-declaration 2791fa0b7759b575045142abd6ee48c076297ad77bSteve Naroff/// [OBJC] objc-protocol-definition 2891fa0b7759b575045142abd6ee48c076297ad77bSteve Naroff/// [OBJC] objc-method-definition 2991fa0b7759b575045142abd6ee48c076297ad77bSteve Naroff/// [OBJC] '@' 'end' 30b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris LattnerParser::DeclPtrTy Parser::ParseObjCAtDirectives() { 315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation AtLoc = ConsumeToken(); // the "@" 321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 33861cf3effdc0fbc97d401539bc3050da76b2476fSteve Naroff switch (Tok.getObjCKeywordID()) { 345ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner case tok::objc_class: 355ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner return ParseObjCAtClassDeclaration(AtLoc); 365ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner case tok::objc_interface: 375ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner return ParseObjCAtInterfaceDeclaration(AtLoc); 385ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner case tok::objc_protocol: 395ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner return ParseObjCAtProtocolDeclaration(AtLoc); 405ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner case tok::objc_implementation: 415ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner return ParseObjCAtImplementationDeclaration(AtLoc); 425ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner case tok::objc_end: 435ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner return ParseObjCAtEndDeclaration(AtLoc); 445ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner case tok::objc_compatibility_alias: 455ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner return ParseObjCAtAliasDeclaration(AtLoc); 465ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner case tok::objc_synthesize: 475ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner return ParseObjCPropertySynthesize(AtLoc); 485ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner case tok::objc_dynamic: 495ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner return ParseObjCPropertyDynamic(AtLoc); 505ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner default: 515ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner Diag(AtLoc, diag::err_unexpected_at); 525ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner SkipUntil(tok::semi); 53b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// objc-class-declaration: 595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// '@' 'class' identifier-list ';' 601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// 61b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris LattnerParser::DeclPtrTy Parser::ParseObjCAtClassDeclaration(SourceLocation atLoc) { 625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ConsumeToken(); // the identifier "class" 635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::SmallVector<IdentifierInfo *, 8> ClassNames; 64c09cba67d0ad01e53e0fed07322e95dd281bcfd9Ted Kremenek llvm::SmallVector<SourceLocation, 8> ClassLocs; 65c09cba67d0ad01e53e0fed07322e95dd281bcfd9Ted Kremenek 661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer while (1) { 68df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::identifier)) { 695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Diag(Tok, diag::err_expected_ident); 705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SkipUntil(tok::semi); 71b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ClassNames.push_back(Tok.getIdentifierInfo()); 74c09cba67d0ad01e53e0fed07322e95dd281bcfd9Ted Kremenek ClassLocs.push_back(Tok.getLocation()); 755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ConsumeToken(); 761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 77df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::comma)) 785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer break; 791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ConsumeToken(); 815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Consume the ';'. 845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer if (ExpectAndConsume(tok::semi, diag::err_expected_semi_after, "@class")) 85b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 87c09cba67d0ad01e53e0fed07322e95dd281bcfd9Ted Kremenek return Actions.ActOnForwardClassDeclaration(atLoc, ClassNames.data(), 88c09cba67d0ad01e53e0fed07322e95dd281bcfd9Ted Kremenek ClassLocs.data(), 89c09cba67d0ad01e53e0fed07322e95dd281bcfd9Ted Kremenek ClassNames.size()); 905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 92dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 93dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-interface: 94dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-class-interface-attributes[opt] objc-class-interface 95dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-category-interface 96dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 97dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-class-interface: 981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// '@' 'interface' identifier objc-superclass[opt] 99dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-protocol-refs[opt] 1001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// objc-class-instance-variables[opt] 101dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-interface-decl-list 102dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// @end 103dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 104dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-category-interface: 1051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// '@' 'interface' identifier '(' identifier[opt] ')' 106dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-protocol-refs[opt] 107dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-interface-decl-list 108dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// @end 109dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 110dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-superclass: 111dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// ':' identifier 112dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 113dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-class-interface-attributes: 114dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// __attribute__((visibility("default"))) 115dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// __attribute__((visibility("hidden"))) 116dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// __attribute__((deprecated)) 117dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// __attribute__((unavailable)) 118dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// __attribute__((objc_exception)) - used by NSException on 64-bit 119dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 120b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris LattnerParser::DeclPtrTy Parser::ParseObjCAtInterfaceDeclaration( 121dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff SourceLocation atLoc, AttributeList *attrList) { 122861cf3effdc0fbc97d401539bc3050da76b2476fSteve Naroff assert(Tok.isObjCAtKeyword(tok::objc_interface) && 123dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff "ParseObjCAtInterfaceDeclaration(): Expected @interface"); 124dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff ConsumeToken(); // the "interface" identifier 1251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1263b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor // Code completion after '@interface'. 1273b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor if (Tok.is(tok::code_completion)) { 1283b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor Actions.CodeCompleteObjCInterfaceDecl(CurScope); 1293b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor ConsumeToken(); 1303b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor } 1313b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor 132df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::identifier)) { 133dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff Diag(Tok, diag::err_expected_ident); // missing class or category name. 134b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 135dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff } 13663e963cdffca9530f920dbab58b9b4eecb2a582cFariborz Jahanian 137dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff // We have a class or category name - consume it. 1387ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff IdentifierInfo *nameId = Tok.getIdentifierInfo(); 139dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff SourceLocation nameLoc = ConsumeToken(); 1401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 141df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::l_paren)) { // we have a category. 142dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff SourceLocation lparenLoc = ConsumeParen(); 143dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff SourceLocation categoryLoc, rparenLoc; 144dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff IdentifierInfo *categoryId = 0; 1451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14633ced0b8550f3e7169f326944731ee02e9338659Douglas Gregor if (Tok.is(tok::code_completion)) { 14733ced0b8550f3e7169f326944731ee02e9338659Douglas Gregor Actions.CodeCompleteObjCInterfaceCategory(CurScope, nameId); 14833ced0b8550f3e7169f326944731ee02e9338659Douglas Gregor ConsumeToken(); 14933ced0b8550f3e7169f326944731ee02e9338659Douglas Gregor } 15033ced0b8550f3e7169f326944731ee02e9338659Douglas Gregor 151527fe23f8cbc6a4da1737a547a2517bc92fa88c8Steve Naroff // For ObjC2, the category name is optional (not an error). 152df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::identifier)) { 153dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff categoryId = Tok.getIdentifierInfo(); 154dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff categoryLoc = ConsumeToken(); 155527fe23f8cbc6a4da1737a547a2517bc92fa88c8Steve Naroff } else if (!getLang().ObjC2) { 156527fe23f8cbc6a4da1737a547a2517bc92fa88c8Steve Naroff Diag(Tok, diag::err_expected_ident); // missing category name. 157b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 158dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff } 159df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::r_paren)) { 160dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff Diag(Tok, diag::err_expected_rparen); 161dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff SkipUntil(tok::r_paren, false); // don't stop at ';' 162b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 163dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff } 164dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff rparenLoc = ConsumeParen(); 1651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 166dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff // Next, we need to check for any protocol references. 16771b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis SourceLocation LAngleLoc, EndProtoLoc; 168b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner llvm::SmallVector<DeclPtrTy, 8> ProtocolRefs; 16971b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis llvm::SmallVector<SourceLocation, 8> ProtocolLocs; 1706bd6d0b9d8944c5e192097bef24f2becb83af172Chris Lattner if (Tok.is(tok::less) && 17171b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis ParseObjCProtocolReferences(ProtocolRefs, ProtocolLocs, true, 17271b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis LAngleLoc, EndProtoLoc)) 173b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 1741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 175dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff if (attrList) // categories don't support attributes. 176dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff Diag(Tok, diag::err_objc_no_attributes_on_category); 1771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 178beaaccd8e2a8748f77b66e2b330fb9136937e14cJay Foad DeclPtrTy CategoryType = 1791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Actions.ActOnStartCategoryInterface(atLoc, 180beaaccd8e2a8748f77b66e2b330fb9136937e14cJay Foad nameId, nameLoc, 181beaaccd8e2a8748f77b66e2b330fb9136937e14cJay Foad categoryId, categoryLoc, 182beaaccd8e2a8748f77b66e2b330fb9136937e14cJay Foad ProtocolRefs.data(), 183beaaccd8e2a8748f77b66e2b330fb9136937e14cJay Foad ProtocolRefs.size(), 184beaaccd8e2a8748f77b66e2b330fb9136937e14cJay Foad EndProtoLoc); 1851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 186fd225cc227143553898f2d3902242d25db9a4902Fariborz Jahanian ParseObjCInterfaceDeclList(CategoryType, tok::objc_not_keyword); 187bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner return CategoryType; 188dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff } 189dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff // Parse a class interface. 190dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff IdentifierInfo *superClassId = 0; 191dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff SourceLocation superClassLoc; 1927ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff 193df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::colon)) { // a super class is specified. 194dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff ConsumeToken(); 1953b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor 1963b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor // Code completion of superclass names. 1973b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor if (Tok.is(tok::code_completion)) { 1983b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor Actions.CodeCompleteObjCSuperclass(CurScope, nameId); 1993b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor ConsumeToken(); 2003b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor } 2013b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor 202df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::identifier)) { 203dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff Diag(Tok, diag::err_expected_ident); // missing super class name. 204b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 205dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff } 206dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff superClassId = Tok.getIdentifierInfo(); 207dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff superClassLoc = ConsumeToken(); 208dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff } 209dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff // Next, we need to check for any protocol references. 210b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner llvm::SmallVector<Action::DeclPtrTy, 8> ProtocolRefs; 21171b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis llvm::SmallVector<SourceLocation, 8> ProtocolLocs; 21271b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis SourceLocation LAngleLoc, EndProtoLoc; 21306036d3709955a53297b4cbe14e20db88f321470Chris Lattner if (Tok.is(tok::less) && 21471b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis ParseObjCProtocolReferences(ProtocolRefs, ProtocolLocs, true, 21571b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis LAngleLoc, EndProtoLoc)) 216b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 2171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump DeclPtrTy ClsType = 2191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Actions.ActOnStartClassInterface(atLoc, nameId, nameLoc, 22006036d3709955a53297b4cbe14e20db88f321470Chris Lattner superClassId, superClassLoc, 221beaaccd8e2a8748f77b66e2b330fb9136937e14cJay Foad ProtocolRefs.data(), ProtocolRefs.size(), 22206036d3709955a53297b4cbe14e20db88f321470Chris Lattner EndProtoLoc, attrList); 2231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 224df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::l_brace)) 22560fcceeedbfc8b4a99cb942e2bc5aeb9e2f92a1fSteve Naroff ParseObjCClassInstanceVariables(ClsType, atLoc); 226dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff 22725e077d59a8e8e43b65882b69610a3d5e2aaf53cFariborz Jahanian ParseObjCInterfaceDeclList(ClsType, tok::objc_interface); 228bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner return ClsType; 229dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff} 230dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff 231d0014540005f2a5ab837365db6bd40f479406758John McCall/// The Objective-C property callback. This should be defined where 232d0014540005f2a5ab837365db6bd40f479406758John McCall/// it's used, but instead it's been lifted to here to support VS2005. 233d0014540005f2a5ab837365db6bd40f479406758John McCallstruct Parser::ObjCPropertyCallback : FieldCallback { 234d0014540005f2a5ab837365db6bd40f479406758John McCall Parser &P; 235d0014540005f2a5ab837365db6bd40f479406758John McCall DeclPtrTy IDecl; 236d0014540005f2a5ab837365db6bd40f479406758John McCall llvm::SmallVectorImpl<DeclPtrTy> &Props; 237d0014540005f2a5ab837365db6bd40f479406758John McCall ObjCDeclSpec &OCDS; 238d0014540005f2a5ab837365db6bd40f479406758John McCall SourceLocation AtLoc; 239d0014540005f2a5ab837365db6bd40f479406758John McCall tok::ObjCKeywordKind MethodImplKind; 240d0014540005f2a5ab837365db6bd40f479406758John McCall 241d0014540005f2a5ab837365db6bd40f479406758John McCall ObjCPropertyCallback(Parser &P, DeclPtrTy IDecl, 242d0014540005f2a5ab837365db6bd40f479406758John McCall llvm::SmallVectorImpl<DeclPtrTy> &Props, 243d0014540005f2a5ab837365db6bd40f479406758John McCall ObjCDeclSpec &OCDS, SourceLocation AtLoc, 244d0014540005f2a5ab837365db6bd40f479406758John McCall tok::ObjCKeywordKind MethodImplKind) : 245d0014540005f2a5ab837365db6bd40f479406758John McCall P(P), IDecl(IDecl), Props(Props), OCDS(OCDS), AtLoc(AtLoc), 246d0014540005f2a5ab837365db6bd40f479406758John McCall MethodImplKind(MethodImplKind) { 247d0014540005f2a5ab837365db6bd40f479406758John McCall } 248d0014540005f2a5ab837365db6bd40f479406758John McCall 249d0014540005f2a5ab837365db6bd40f479406758John McCall DeclPtrTy invoke(FieldDeclarator &FD) { 250d0014540005f2a5ab837365db6bd40f479406758John McCall if (FD.D.getIdentifier() == 0) { 251d0014540005f2a5ab837365db6bd40f479406758John McCall P.Diag(AtLoc, diag::err_objc_property_requires_field_name) 252d0014540005f2a5ab837365db6bd40f479406758John McCall << FD.D.getSourceRange(); 253d0014540005f2a5ab837365db6bd40f479406758John McCall return DeclPtrTy(); 254d0014540005f2a5ab837365db6bd40f479406758John McCall } 255d0014540005f2a5ab837365db6bd40f479406758John McCall if (FD.BitfieldSize) { 256d0014540005f2a5ab837365db6bd40f479406758John McCall P.Diag(AtLoc, diag::err_objc_property_bitfield) 257d0014540005f2a5ab837365db6bd40f479406758John McCall << FD.D.getSourceRange(); 258d0014540005f2a5ab837365db6bd40f479406758John McCall return DeclPtrTy(); 259d0014540005f2a5ab837365db6bd40f479406758John McCall } 260d0014540005f2a5ab837365db6bd40f479406758John McCall 261d0014540005f2a5ab837365db6bd40f479406758John McCall // Install the property declarator into interfaceDecl. 262d0014540005f2a5ab837365db6bd40f479406758John McCall IdentifierInfo *SelName = 263d0014540005f2a5ab837365db6bd40f479406758John McCall OCDS.getGetterName() ? OCDS.getGetterName() : FD.D.getIdentifier(); 264d0014540005f2a5ab837365db6bd40f479406758John McCall 265d0014540005f2a5ab837365db6bd40f479406758John McCall Selector GetterSel = 266d0014540005f2a5ab837365db6bd40f479406758John McCall P.PP.getSelectorTable().getNullarySelector(SelName); 267d0014540005f2a5ab837365db6bd40f479406758John McCall IdentifierInfo *SetterName = OCDS.getSetterName(); 268d0014540005f2a5ab837365db6bd40f479406758John McCall Selector SetterSel; 269d0014540005f2a5ab837365db6bd40f479406758John McCall if (SetterName) 270d0014540005f2a5ab837365db6bd40f479406758John McCall SetterSel = P.PP.getSelectorTable().getSelector(1, &SetterName); 271d0014540005f2a5ab837365db6bd40f479406758John McCall else 272d0014540005f2a5ab837365db6bd40f479406758John McCall SetterSel = SelectorTable::constructSetterName(P.PP.getIdentifierTable(), 273d0014540005f2a5ab837365db6bd40f479406758John McCall P.PP.getSelectorTable(), 274d0014540005f2a5ab837365db6bd40f479406758John McCall FD.D.getIdentifier()); 275d0014540005f2a5ab837365db6bd40f479406758John McCall bool isOverridingProperty = false; 276d0014540005f2a5ab837365db6bd40f479406758John McCall DeclPtrTy Property = 277d0014540005f2a5ab837365db6bd40f479406758John McCall P.Actions.ActOnProperty(P.CurScope, AtLoc, FD, OCDS, 278d0014540005f2a5ab837365db6bd40f479406758John McCall GetterSel, SetterSel, IDecl, 279d0014540005f2a5ab837365db6bd40f479406758John McCall &isOverridingProperty, 280d0014540005f2a5ab837365db6bd40f479406758John McCall MethodImplKind); 281d0014540005f2a5ab837365db6bd40f479406758John McCall if (!isOverridingProperty) 282d0014540005f2a5ab837365db6bd40f479406758John McCall Props.push_back(Property); 283d0014540005f2a5ab837365db6bd40f479406758John McCall 284d0014540005f2a5ab837365db6bd40f479406758John McCall return Property; 285d0014540005f2a5ab837365db6bd40f479406758John McCall } 286d0014540005f2a5ab837365db6bd40f479406758John McCall}; 287d0014540005f2a5ab837365db6bd40f479406758John McCall 288dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-interface-decl-list: 289dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// empty 290dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-interface-decl-list objc-property-decl [OBJC2] 291294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-interface-decl-list objc-method-requirement [OBJC2] 2923536b443bc50d58a79f14fca9b6842541a434854Steve Naroff/// objc-interface-decl-list objc-method-proto ';' 293dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-interface-decl-list declaration 294dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-interface-decl-list ';' 295dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 296294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-method-requirement: [OBJC2] 297294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// @required 298294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// @optional 299294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// 300b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattnervoid Parser::ParseObjCInterfaceDeclList(DeclPtrTy interfaceDecl, 301cb53b361bce341c8591333c6997f62e480acc0b4Chris Lattner tok::ObjCKeywordKind contextKey) { 302b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner llvm::SmallVector<DeclPtrTy, 32> allMethods; 303b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner llvm::SmallVector<DeclPtrTy, 16> allProperties; 304682bf92db408a6cbc3d37b5496a99b6ef85041ecChris Lattner llvm::SmallVector<DeclGroupPtrTy, 8> allTUVariables; 30500933591a2795d09dd1acff12a2d21bce7cb12c5Fariborz Jahanian tok::ObjCKeywordKind MethodImplKind = tok::objc_not_keyword; 3061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 307bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner SourceLocation AtEndLoc; 308bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner 309294494e1cce92043562b4680c613df7fd028c02eSteve Naroff while (1) { 310e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner // If this is a method prototype, parse it. 311df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::minus) || Tok.is(tok::plus)) { 3121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump DeclPtrTy methodPrototype = 313df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner ParseObjCMethodPrototype(interfaceDecl, MethodImplKind); 31425e077d59a8e8e43b65882b69610a3d5e2aaf53cFariborz Jahanian allMethods.push_back(methodPrototype); 3153536b443bc50d58a79f14fca9b6842541a434854Steve Naroff // Consume the ';' here, since ParseObjCMethodPrototype() is re-used for 3163536b443bc50d58a79f14fca9b6842541a434854Steve Naroff // method definitions. 317b6d74a158a9c002e3c0fcbda8ad8d0ccbb2e5088Chris Lattner ExpectAndConsume(tok::semi, diag::err_expected_semi_after_method_proto, 318b6d74a158a9c002e3c0fcbda8ad8d0ccbb2e5088Chris Lattner "", tok::semi); 319294494e1cce92043562b4680c613df7fd028c02eSteve Naroff continue; 320294494e1cce92043562b4680c613df7fd028c02eSteve Naroff } 3211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 322e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner // Ignore excess semicolons. 323e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner if (Tok.is(tok::semi)) { 324294494e1cce92043562b4680c613df7fd028c02eSteve Naroff ConsumeToken(); 325e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner continue; 326e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner } 3271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 328bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner // If we got to the end of the file, exit the loop. 329e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner if (Tok.is(tok::eof)) 330e3a2ca7e30601cdd31c77a830f4cc487851e8096Fariborz Jahanian break; 3311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 332e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner // If we don't have an @ directive, parse it as a function definition. 333e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner if (Tok.isNot(tok::at)) { 3341fd80116b49782c367ff5d5f50a8b76dd8a5d7f7Chris Lattner // The code below does not consume '}'s because it is afraid of eating the 3351fd80116b49782c367ff5d5f50a8b76dd8a5d7f7Chris Lattner // end of a namespace. Because of the way this code is structured, an 3361fd80116b49782c367ff5d5f50a8b76dd8a5d7f7Chris Lattner // erroneous r_brace would cause an infinite loop if not handled here. 3371fd80116b49782c367ff5d5f50a8b76dd8a5d7f7Chris Lattner if (Tok.is(tok::r_brace)) 3381fd80116b49782c367ff5d5f50a8b76dd8a5d7f7Chris Lattner break; 3391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3404985aceceb9b9261b876b515d32726175c13a775Steve Naroff // FIXME: as the name implies, this rule allows function definitions. 3414985aceceb9b9261b876b515d32726175c13a775Steve Naroff // We could pass a flag or check for functions during semantic analysis. 342bbd37c62e34db3f5a95c899723484a76c71d7757Sean Hunt allTUVariables.push_back(ParseDeclarationOrFunctionDefinition(0)); 343e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner continue; 344e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner } 3451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 346e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner // Otherwise, we have an @ directive, eat the @. 347e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner SourceLocation AtLoc = ConsumeToken(); // the "@" 348a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner tok::ObjCKeywordKind DirectiveKind = Tok.getObjCKeywordID(); 3491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 350a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner if (DirectiveKind == tok::objc_end) { // @end -> terminate list 351e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner AtEndLoc = AtLoc; 352e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner break; 353bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner } 3541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 355bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner // Eat the identifier. 356bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner ConsumeToken(); 357bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner 358a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner switch (DirectiveKind) { 359a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner default: 360bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner // FIXME: If someone forgets an @end on a protocol, this loop will 361bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner // continue to eat up tons of stuff and spew lots of nonsense errors. It 362bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner // would probably be better to bail out if we saw an @class or @interface 363bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner // or something like that. 364f6ed85533583dae18a44ddc4be6cfc4d68749e36Chris Lattner Diag(AtLoc, diag::err_objc_illegal_interface_qual); 365bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner // Skip until we see an '@' or '}' or ';'. 366a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner SkipUntil(tok::r_brace, tok::at); 367a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner break; 3681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 369a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner case tok::objc_required: 370a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner case tok::objc_optional: 371a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner // This is only valid on protocols. 372bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner // FIXME: Should this check for ObjC2 being enabled? 373e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner if (contextKey != tok::objc_protocol) 374bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner Diag(AtLoc, diag::err_objc_directive_only_in_protocol); 375a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner else 376bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner MethodImplKind = DirectiveKind; 377a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner break; 3781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 379a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner case tok::objc_property: 380f6ed85533583dae18a44ddc4be6cfc4d68749e36Chris Lattner if (!getLang().ObjC2) 381f6ed85533583dae18a44ddc4be6cfc4d68749e36Chris Lattner Diag(AtLoc, diag::err_objc_propertoes_require_objc2); 382f6ed85533583dae18a44ddc4be6cfc4d68749e36Chris Lattner 383e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner ObjCDeclSpec OCDS; 3841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // Parse property attribute list, if any. 3858ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner if (Tok.is(tok::l_paren)) 3864ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor ParseObjCPropertyAttribute(OCDS, interfaceDecl, 3874ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor allMethods.data(), allMethods.size()); 3881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 389d0014540005f2a5ab837365db6bd40f479406758John McCall ObjCPropertyCallback Callback(*this, interfaceDecl, allProperties, 390d0014540005f2a5ab837365db6bd40f479406758John McCall OCDS, AtLoc, MethodImplKind); 391bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall 392e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner // Parse all the comma separated declarators. 393e82a10fbba9e33b253119c7c1e0a9801caef486dChris Lattner DeclSpec DS; 394bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall ParseStructDeclaration(DS, Callback); 3951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 396a1fed7e3beebf9bb1bc85123f283be3eb631c120Chris Lattner ExpectAndConsume(tok::semi, diag::err_expected_semi_decl_list, "", 397a1fed7e3beebf9bb1bc85123f283be3eb631c120Chris Lattner tok::at); 398a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner break; 399f28b264437053fb0deacc9ba02b18a0966f7290aSteve Naroff } 400294494e1cce92043562b4680c613df7fd028c02eSteve Naroff } 401bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner 402bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner // We break out of the big loop in two cases: when we see @end or when we see 403bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner // EOF. In the former case, eat the @end. In the later case, emit an error. 404bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner if (Tok.isObjCAtKeyword(tok::objc_end)) 405bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner ConsumeToken(); // the "end" identifier 406bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner else 407bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner Diag(Tok, diag::err_objc_missing_end); 4081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 409a2449b2bf739545494241e189b59587d5ca5c2c1Chris Lattner // Insert collected methods declarations into the @interface object. 410bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner // This passes in an invalid SourceLocation for AtEndLoc when EOF is hit. 4118a779314870760848e61da2c428a78971fe3f1c3Ted Kremenek Actions.ActOnAtEnd(AtEndLoc, interfaceDecl, 4121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump allMethods.data(), allMethods.size(), 413beaaccd8e2a8748f77b66e2b330fb9136937e14cJay Foad allProperties.data(), allProperties.size(), 414beaaccd8e2a8748f77b66e2b330fb9136937e14cJay Foad allTUVariables.data(), allTUVariables.size()); 415294494e1cce92043562b4680c613df7fd028c02eSteve Naroff} 416294494e1cce92043562b4680c613df7fd028c02eSteve Naroff 417d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// Parse property attribute declarations. 418d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// 419d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// property-attr-decl: '(' property-attrlist ')' 420d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// property-attrlist: 421d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// property-attribute 422d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// property-attrlist ',' property-attribute 423d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// property-attribute: 424d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// getter '=' identifier 425d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// setter '=' identifier ':' 426d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// readonly 427d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// readwrite 428d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// assign 429d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// retain 430d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// copy 431d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// nonatomic 432d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian/// 4334ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregorvoid Parser::ParseObjCPropertyAttribute(ObjCDeclSpec &DS, DeclPtrTy ClassDecl, 4344ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor DeclPtrTy *Methods, 4354ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor unsigned NumMethods) { 4368ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner assert(Tok.getKind() == tok::l_paren); 437dd5b5f2bb73d037745940431b71eb98393d12d4fChris Lattner SourceLocation LHSLoc = ConsumeParen(); // consume '(' 4381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 439cd9f4b31c4fe5b77b5519cc17b4583fab912bad1Chris Lattner while (1) { 440ece8e71d12b6f4cb2dc501297afef126dab8ad74Steve Naroff if (Tok.is(tok::code_completion)) { 441a93b108e025ef2480fa867cc533e7781a40a639bDouglas Gregor Actions.CodeCompleteObjCPropertyFlags(CurScope, DS); 442ece8e71d12b6f4cb2dc501297afef126dab8ad74Steve Naroff ConsumeToken(); 443ece8e71d12b6f4cb2dc501297afef126dab8ad74Steve Naroff } 444d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian const IdentifierInfo *II = Tok.getIdentifierInfo(); 4451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 446f6ed85533583dae18a44ddc4be6cfc4d68749e36Chris Lattner // If this is not an identifier at all, bail out early. 447f6ed85533583dae18a44ddc4be6cfc4d68749e36Chris Lattner if (II == 0) { 448f6ed85533583dae18a44ddc4be6cfc4d68749e36Chris Lattner MatchRHSPunctuation(tok::r_paren, LHSLoc); 449f6ed85533583dae18a44ddc4be6cfc4d68749e36Chris Lattner return; 450f6ed85533583dae18a44ddc4be6cfc4d68749e36Chris Lattner } 4511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 452156b061e4918a5e7ecd8eb317975de0e6be2688bChris Lattner SourceLocation AttrName = ConsumeToken(); // consume last attribute name 4531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 45492e62b02226410bcad8584541b8f1ff4d35ebab9Chris Lattner if (II->isStr("readonly")) 455e00da7c2f47d4a3d9615c1056a8a65e459113de3Chris Lattner DS.setPropertyAttributes(ObjCDeclSpec::DQ_PR_readonly); 45692e62b02226410bcad8584541b8f1ff4d35ebab9Chris Lattner else if (II->isStr("assign")) 457e00da7c2f47d4a3d9615c1056a8a65e459113de3Chris Lattner DS.setPropertyAttributes(ObjCDeclSpec::DQ_PR_assign); 45892e62b02226410bcad8584541b8f1ff4d35ebab9Chris Lattner else if (II->isStr("readwrite")) 459e00da7c2f47d4a3d9615c1056a8a65e459113de3Chris Lattner DS.setPropertyAttributes(ObjCDeclSpec::DQ_PR_readwrite); 46092e62b02226410bcad8584541b8f1ff4d35ebab9Chris Lattner else if (II->isStr("retain")) 461e00da7c2f47d4a3d9615c1056a8a65e459113de3Chris Lattner DS.setPropertyAttributes(ObjCDeclSpec::DQ_PR_retain); 46292e62b02226410bcad8584541b8f1ff4d35ebab9Chris Lattner else if (II->isStr("copy")) 463e00da7c2f47d4a3d9615c1056a8a65e459113de3Chris Lattner DS.setPropertyAttributes(ObjCDeclSpec::DQ_PR_copy); 46492e62b02226410bcad8584541b8f1ff4d35ebab9Chris Lattner else if (II->isStr("nonatomic")) 465e00da7c2f47d4a3d9615c1056a8a65e459113de3Chris Lattner DS.setPropertyAttributes(ObjCDeclSpec::DQ_PR_nonatomic); 46692e62b02226410bcad8584541b8f1ff4d35ebab9Chris Lattner else if (II->isStr("getter") || II->isStr("setter")) { 467e00da7c2f47d4a3d9615c1056a8a65e459113de3Chris Lattner // getter/setter require extra treatment. 468156b061e4918a5e7ecd8eb317975de0e6be2688bChris Lattner if (ExpectAndConsume(tok::equal, diag::err_objc_expected_equal, "", 469156b061e4918a5e7ecd8eb317975de0e6be2688bChris Lattner tok::r_paren)) 470dd5b5f2bb73d037745940431b71eb98393d12d4fChris Lattner return; 4711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4724ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor if (Tok.is(tok::code_completion)) { 4734ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor if (II->getNameStart()[0] == 's') 4744ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor Actions.CodeCompleteObjCPropertySetter(CurScope, ClassDecl, 4754ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor Methods, NumMethods); 4764ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor else 4774ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor Actions.CodeCompleteObjCPropertyGetter(CurScope, ClassDecl, 4784ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor Methods, NumMethods); 4794ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor ConsumeToken(); 4804ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor } 4814ad9685b3e2d5e2923c9cda7baaf7973ef0b1c62Douglas Gregor 4828ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner if (Tok.isNot(tok::identifier)) { 4831ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner Diag(Tok, diag::err_expected_ident); 4848ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner SkipUntil(tok::r_paren); 4858ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner return; 4868ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner } 4871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 488e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar if (II->getNameStart()[0] == 's') { 4898ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner DS.setPropertyAttributes(ObjCDeclSpec::DQ_PR_setter); 4908ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner DS.setSetterName(Tok.getIdentifierInfo()); 491156b061e4918a5e7ecd8eb317975de0e6be2688bChris Lattner ConsumeToken(); // consume method name 4921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 493156b061e4918a5e7ecd8eb317975de0e6be2688bChris Lattner if (ExpectAndConsume(tok::colon, diag::err_expected_colon, "", 494156b061e4918a5e7ecd8eb317975de0e6be2688bChris Lattner tok::r_paren)) 4958ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner return; 4968ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner } else { 4978ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner DS.setPropertyAttributes(ObjCDeclSpec::DQ_PR_getter); 4988ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner DS.setGetterName(Tok.getIdentifierInfo()); 499156b061e4918a5e7ecd8eb317975de0e6be2688bChris Lattner ConsumeToken(); // consume method name 5008ca329c00e72f301cbaaa42229b20a2f5bc793e5Chris Lattner } 501e00da7c2f47d4a3d9615c1056a8a65e459113de3Chris Lattner } else { 502a9500f05ba6c09bbd84d342236863833067cd816Chris Lattner Diag(AttrName, diag::err_objc_expected_property_attr) << II; 503cd9f4b31c4fe5b77b5519cc17b4583fab912bad1Chris Lattner SkipUntil(tok::r_paren); 504cd9f4b31c4fe5b77b5519cc17b4583fab912bad1Chris Lattner return; 505cd9f4b31c4fe5b77b5519cc17b4583fab912bad1Chris Lattner } 5061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 507156b061e4918a5e7ecd8eb317975de0e6be2688bChris Lattner if (Tok.isNot(tok::comma)) 508156b061e4918a5e7ecd8eb317975de0e6be2688bChris Lattner break; 5091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 510156b061e4918a5e7ecd8eb317975de0e6be2688bChris Lattner ConsumeToken(); 511d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian } 5121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 513156b061e4918a5e7ecd8eb317975de0e6be2688bChris Lattner MatchRHSPunctuation(tok::r_paren, LHSLoc); 514d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian} 515d0f97d1716a138a8d9e0df8e5af77334663723d8Fariborz Jahanian 5163536b443bc50d58a79f14fca9b6842541a434854Steve Naroff/// objc-method-proto: 5171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// objc-instance-method objc-method-decl objc-method-attributes[opt] 5183536b443bc50d58a79f14fca9b6842541a434854Steve Naroff/// objc-class-method objc-method-decl objc-method-attributes[opt] 519294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// 520294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-instance-method: '-' 521294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-class-method: '+' 522294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// 5234985aceceb9b9261b876b515d32726175c13a775Steve Naroff/// objc-method-attributes: [OBJC2] 5244985aceceb9b9261b876b515d32726175c13a775Steve Naroff/// __attribute__((deprecated)) 5254985aceceb9b9261b876b515d32726175c13a775Steve Naroff/// 5261eb4433ac451dc16f4133a88af2d002ac26c58efMike StumpParser::DeclPtrTy Parser::ParseObjCMethodPrototype(DeclPtrTy IDecl, 527b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner tok::ObjCKeywordKind MethodImplKind) { 528df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner assert((Tok.is(tok::minus) || Tok.is(tok::plus)) && "expected +/-"); 529294494e1cce92043562b4680c613df7fd028c02eSteve Naroff 5301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump tok::TokenKind methodType = Tok.getKind(); 531bef1185418705e16012b3dd50cd7c260c8d6b79cSteve Naroff SourceLocation mLoc = ConsumeToken(); 5321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 533b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner DeclPtrTy MDecl = ParseObjCMethodDecl(mLoc, methodType, IDecl,MethodImplKind); 5343536b443bc50d58a79f14fca9b6842541a434854Steve Naroff // Since this rule is used for both method declarations and definitions, 5352bd42fadafddc8acf744b57a970bdc96a077c617Steve Naroff // the caller is (optionally) responsible for consuming the ';'. 536f28b264437053fb0deacc9ba02b18a0966f7290aSteve Naroff return MDecl; 537294494e1cce92043562b4680c613df7fd028c02eSteve Naroff} 538294494e1cce92043562b4680c613df7fd028c02eSteve Naroff 539294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-selector: 540294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// identifier 541294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// one of 542294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// enum struct union if else while do for switch case default 543294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// break continue return goto asm sizeof typeof __alignof 544294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// unsigned long const short volatile signed restrict _Complex 545294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// in out inout bycopy byref oneway int char float double void _Bool 546294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// 5472fc5c2428ecb450a3256c8316b93b8655cb76a0fChris LattnerIdentifierInfo *Parser::ParseObjCSelectorPiece(SourceLocation &SelectorLoc) { 548ff38491c18b060526d754765b952f4a497a89416Chris Lattner switch (Tok.getKind()) { 549ff38491c18b060526d754765b952f4a497a89416Chris Lattner default: 550ff38491c18b060526d754765b952f4a497a89416Chris Lattner return 0; 551ff38491c18b060526d754765b952f4a497a89416Chris Lattner case tok::identifier: 552ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_asm: 553ff38491c18b060526d754765b952f4a497a89416Chris Lattner case tok::kw_auto: 5549298d9655aed28b2d9f6cc65c81401b209f03fdcChris Lattner case tok::kw_bool: 555ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_break: 556ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_case: 557ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_catch: 558ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_char: 559ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_class: 560ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_const: 561ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_const_cast: 562ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_continue: 563ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_default: 564ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_delete: 565ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_do: 566ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_double: 567ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_dynamic_cast: 568ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_else: 569ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_enum: 570ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_explicit: 571ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_export: 572ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_extern: 573ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_false: 574ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_float: 575ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_for: 576ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_friend: 577ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_goto: 578ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_if: 579ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_inline: 580ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_int: 581ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_long: 582ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_mutable: 583ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_namespace: 584ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_new: 585ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_operator: 586ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_private: 587ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_protected: 588ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_public: 589ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_register: 590ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_reinterpret_cast: 591ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_restrict: 592ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_return: 593ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_short: 594ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_signed: 595ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_sizeof: 596ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_static: 597ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_static_cast: 598ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_struct: 599ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_switch: 600ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_template: 601ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_this: 602ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_throw: 603ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_true: 604ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_try: 605ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_typedef: 606ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_typeid: 607ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_typename: 608ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_typeof: 609ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_union: 610ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_unsigned: 611ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_using: 612ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_virtual: 613ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_void: 614ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_volatile: 615ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_wchar_t: 616ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw_while: 617ff38491c18b060526d754765b952f4a497a89416Chris Lattner case tok::kw__Bool: 618ff38491c18b060526d754765b952f4a497a89416Chris Lattner case tok::kw__Complex: 619ef048ef393960728bdc82cd5c45035bde7013b6aAnders Carlsson case tok::kw___alignof: 620ff38491c18b060526d754765b952f4a497a89416Chris Lattner IdentifierInfo *II = Tok.getIdentifierInfo(); 6214b6c9051c6522894978c9ba6a819a659d102db36Fariborz Jahanian SelectorLoc = ConsumeToken(); 622ff38491c18b060526d754765b952f4a497a89416Chris Lattner return II; 623d064951b0dcc95f8604d0d69ae82d9ecbd38c796Fariborz Jahanian } 624294494e1cce92043562b4680c613df7fd028c02eSteve Naroff} 625294494e1cce92043562b4680c613df7fd028c02eSteve Naroff 6260196cab54007ff072ec2642da8911c6b7e8d3fb5Fariborz Jahanian/// objc-for-collection-in: 'in' 6270196cab54007ff072ec2642da8911c6b7e8d3fb5Fariborz Jahanian/// 628335a2d4122e41343fe11a775889b8bec5b14be60Fariborz Jahanianbool Parser::isTokIdentifier_in() const { 6293ba5a0f90a03d5e13d02cbee9abd2a1ba01b18bcFariborz Jahanian // FIXME: May have to do additional look-ahead to only allow for 6303ba5a0f90a03d5e13d02cbee9abd2a1ba01b18bcFariborz Jahanian // valid tokens following an 'in'; such as an identifier, unary operators, 6313ba5a0f90a03d5e13d02cbee9abd2a1ba01b18bcFariborz Jahanian // '[' etc. 6321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return (getLang().ObjC2 && Tok.is(tok::identifier) && 6335ffb14b7e88e587cd2f78dcc3a966a64108920f0Chris Lattner Tok.getIdentifierInfo() == ObjCTypeQuals[objc_in]); 6340196cab54007ff072ec2642da8911c6b7e8d3fb5Fariborz Jahanian} 6350196cab54007ff072ec2642da8911c6b7e8d3fb5Fariborz Jahanian 636a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek/// ParseObjCTypeQualifierList - This routine parses the objective-c's type 637e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner/// qualifier list and builds their bitmask representation in the input 638e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner/// argument. 639294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// 640294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-type-qualifiers: 641294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-type-qualifier 642294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-type-qualifiers objc-type-qualifier 643294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// 644a526c5c67e5a0473c340903ee542ce570119665fTed Kremenekvoid Parser::ParseObjCTypeQualifierList(ObjCDeclSpec &DS) { 645e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner while (1) { 646cb53b361bce341c8591333c6997f62e480acc0b4Chris Lattner if (Tok.isNot(tok::identifier)) 647e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner return; 6481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 649e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner const IdentifierInfo *II = Tok.getIdentifierInfo(); 650e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner for (unsigned i = 0; i != objc_NumQuals; ++i) { 651a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek if (II != ObjCTypeQuals[i]) 652e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner continue; 6531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 654a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCDeclSpec::ObjCDeclQualifier Qual; 655e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner switch (i) { 656e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner default: assert(0 && "Unknown decl qualifier"); 657a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek case objc_in: Qual = ObjCDeclSpec::DQ_In; break; 658a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek case objc_out: Qual = ObjCDeclSpec::DQ_Out; break; 659a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek case objc_inout: Qual = ObjCDeclSpec::DQ_Inout; break; 660a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek case objc_oneway: Qual = ObjCDeclSpec::DQ_Oneway; break; 661a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek case objc_bycopy: Qual = ObjCDeclSpec::DQ_Bycopy; break; 662a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek case objc_byref: Qual = ObjCDeclSpec::DQ_Byref; break; 663e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner } 664a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek DS.setObjCDeclQualifier(Qual); 665e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner ConsumeToken(); 666e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner II = 0; 667e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner break; 668e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner } 6691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 670e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner // If this wasn't a recognized qualifier, bail out. 671e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner if (II) return; 672e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner } 673e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner} 674e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner 675e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner/// objc-type-name: 676e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner/// '(' objc-type-qualifiers[opt] type-name ')' 677e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner/// '(' objc-type-qualifiers[opt] ')' 678e8b724d481c9547de2ee6f442be594b38ada452dChris Lattner/// 679a526c5c67e5a0473c340903ee542ce570119665fTed KremenekParser::TypeTy *Parser::ParseObjCTypeName(ObjCDeclSpec &DS) { 680df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner assert(Tok.is(tok::l_paren) && "expected ("); 6811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6824a76b292c9c3f60a257636e21d76b6ce1c12f8c4Chris Lattner SourceLocation LParenLoc = ConsumeParen(); 683e8904e992ca5e821b199c4577e8b5e5b17a33b1dChris Lattner SourceLocation TypeStartLoc = Tok.getLocation(); 6841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 68519d74e1494fe399f0e2a94e9419c095f8214851bFariborz Jahanian // Parse type qualifiers, in, inout, etc. 686a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ParseObjCTypeQualifierList(DS); 6874fa7afd07421e7276d1717e4fdf43a5fdd65a622Steve Naroff 6884a76b292c9c3f60a257636e21d76b6ce1c12f8c4Chris Lattner TypeTy *Ty = 0; 689809070a886684cb5b92eb0e00a6581ab1fa6b17aDouglas Gregor if (isTypeSpecifierQualifier()) { 690809070a886684cb5b92eb0e00a6581ab1fa6b17aDouglas Gregor TypeResult TypeSpec = ParseTypeName(); 691809070a886684cb5b92eb0e00a6581ab1fa6b17aDouglas Gregor if (!TypeSpec.isInvalid()) 692809070a886684cb5b92eb0e00a6581ab1fa6b17aDouglas Gregor Ty = TypeSpec.get(); 693809070a886684cb5b92eb0e00a6581ab1fa6b17aDouglas Gregor } 6941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6954a76b292c9c3f60a257636e21d76b6ce1c12f8c4Chris Lattner if (Tok.is(tok::r_paren)) 6964a76b292c9c3f60a257636e21d76b6ce1c12f8c4Chris Lattner ConsumeParen(); 6974a76b292c9c3f60a257636e21d76b6ce1c12f8c4Chris Lattner else if (Tok.getLocation() == TypeStartLoc) { 698e8904e992ca5e821b199c4577e8b5e5b17a33b1dChris Lattner // If we didn't eat any tokens, then this isn't a type. 6991ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner Diag(Tok, diag::err_expected_type); 7004a76b292c9c3f60a257636e21d76b6ce1c12f8c4Chris Lattner SkipUntil(tok::r_paren); 7014a76b292c9c3f60a257636e21d76b6ce1c12f8c4Chris Lattner } else { 7024a76b292c9c3f60a257636e21d76b6ce1c12f8c4Chris Lattner // Otherwise, we found *something*, but didn't get a ')' in the right 7034a76b292c9c3f60a257636e21d76b6ce1c12f8c4Chris Lattner // place. Emit an error then return what we have as the type. 7044a76b292c9c3f60a257636e21d76b6ce1c12f8c4Chris Lattner MatchRHSPunctuation(tok::r_paren, LParenLoc); 705294494e1cce92043562b4680c613df7fd028c02eSteve Naroff } 706f28b264437053fb0deacc9ba02b18a0966f7290aSteve Naroff return Ty; 707294494e1cce92043562b4680c613df7fd028c02eSteve Naroff} 708294494e1cce92043562b4680c613df7fd028c02eSteve Naroff 709294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-method-decl: 710294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-selector 7114985aceceb9b9261b876b515d32726175c13a775Steve Naroff/// objc-keyword-selector objc-parmlist[opt] 712294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-type-name objc-selector 7134985aceceb9b9261b876b515d32726175c13a775Steve Naroff/// objc-type-name objc-keyword-selector objc-parmlist[opt] 714294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// 715294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-keyword-selector: 7161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// objc-keyword-decl 717294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-keyword-selector objc-keyword-decl 718294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// 719294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// objc-keyword-decl: 7207ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff/// objc-selector ':' objc-type-name objc-keyword-attributes[opt] identifier 7217ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff/// objc-selector ':' objc-keyword-attributes[opt] identifier 7227ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff/// ':' objc-type-name objc-keyword-attributes[opt] identifier 7237ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff/// ':' objc-keyword-attributes[opt] identifier 724294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// 7254985aceceb9b9261b876b515d32726175c13a775Steve Naroff/// objc-parmlist: 7264985aceceb9b9261b876b515d32726175c13a775Steve Naroff/// objc-parms objc-ellipsis[opt] 727294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// 7284985aceceb9b9261b876b515d32726175c13a775Steve Naroff/// objc-parms: 7294985aceceb9b9261b876b515d32726175c13a775Steve Naroff/// objc-parms , parameter-declaration 730294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// 7314985aceceb9b9261b876b515d32726175c13a775Steve Naroff/// objc-ellipsis: 732294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// , ... 733294494e1cce92043562b4680c613df7fd028c02eSteve Naroff/// 7347ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff/// objc-keyword-attributes: [OBJC2] 7357ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff/// __attribute__((unused)) 7367ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff/// 737b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris LattnerParser::DeclPtrTy Parser::ParseObjCMethodDecl(SourceLocation mLoc, 738b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner tok::TokenKind mType, 739b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner DeclPtrTy IDecl, 740b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner tok::ObjCKeywordKind MethodImplKind) { 74154abf7d4fa3123b8324c09d2a4dfb789fd818403John McCall ParsingDeclRAIIObject PD(*this); 74254abf7d4fa3123b8324c09d2a4dfb789fd818403John McCall 743e8904e992ca5e821b199c4577e8b5e5b17a33b1dChris Lattner // Parse the return type if present. 744ff38491c18b060526d754765b952f4a497a89416Chris Lattner TypeTy *ReturnType = 0; 745a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCDeclSpec DSRet; 746df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::l_paren)) 747f1de0ca05e2df6f23bd559028693a12d1ebdaaf6Fariborz Jahanian ReturnType = ParseObjCTypeName(DSRet); 7481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 749bef1185418705e16012b3dd50cd7c260c8d6b79cSteve Naroff SourceLocation selLoc; 7502fc5c2428ecb450a3256c8316b93b8655cb76a0fChris Lattner IdentifierInfo *SelIdent = ParseObjCSelectorPiece(selLoc); 751e8904e992ca5e821b199c4577e8b5e5b17a33b1dChris Lattner 75284c431088693e216193094d1dbf327a01173f57fSteve Naroff // An unnamed colon is valid. 75384c431088693e216193094d1dbf327a01173f57fSteve Naroff if (!SelIdent && Tok.isNot(tok::colon)) { // missing selector name. 7541ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner Diag(Tok, diag::err_expected_selector_for_method) 7551ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner << SourceRange(mLoc, Tok.getLocation()); 756e8904e992ca5e821b199c4577e8b5e5b17a33b1dChris Lattner // Skip until we get a ; or {}. 757e8904e992ca5e821b199c4577e8b5e5b17a33b1dChris Lattner SkipUntil(tok::r_brace); 758b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 759e8904e992ca5e821b199c4577e8b5e5b17a33b1dChris Lattner } 7601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 761439c65892cc8629bbf541e0b8bda6b64cbcc4e6bFariborz Jahanian llvm::SmallVector<Declarator, 8> CargNames; 762df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::colon)) { 763ff38491c18b060526d754765b952f4a497a89416Chris Lattner // If attributes exist after the method, parse them. 764ff38491c18b060526d754765b952f4a497a89416Chris Lattner AttributeList *MethodAttrs = 0; 7651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (getLang().ObjC2 && Tok.is(tok::kw___attribute)) 766bbd37c62e34db3f5a95c899723484a76c71d7757Sean Hunt MethodAttrs = ParseGNUAttributes(); 7671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 768ff38491c18b060526d754765b952f4a497a89416Chris Lattner Selector Sel = PP.getSelectorTable().getNullarySelector(SelIdent); 76954abf7d4fa3123b8324c09d2a4dfb789fd818403John McCall DeclPtrTy Result 77054abf7d4fa3123b8324c09d2a4dfb789fd818403John McCall = Actions.ActOnMethodDeclaration(mLoc, Tok.getLocation(), 7711f7b6f88f18d7f6b10265acec5d41c4ed1897487Fariborz Jahanian mType, IDecl, DSRet, ReturnType, Sel, 7721c6a3cc88177c67498fccdf14cfdf09959214e41Ted Kremenek 0, CargNames, MethodAttrs, 7731c6a3cc88177c67498fccdf14cfdf09959214e41Ted Kremenek MethodImplKind); 77454abf7d4fa3123b8324c09d2a4dfb789fd818403John McCall PD.complete(Result); 77554abf7d4fa3123b8324c09d2a4dfb789fd818403John McCall return Result; 776ff38491c18b060526d754765b952f4a497a89416Chris Lattner } 777f28b264437053fb0deacc9ba02b18a0966f7290aSteve Naroff 77868d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff llvm::SmallVector<IdentifierInfo *, 12> KeyIdents; 779e294d3fbaffcbc0cf5f16067ab31d2b2763d25e9Chris Lattner llvm::SmallVector<Action::ObjCArgInfo, 12> ArgInfos; 7801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 781ff38491c18b060526d754765b952f4a497a89416Chris Lattner while (1) { 782e294d3fbaffcbc0cf5f16067ab31d2b2763d25e9Chris Lattner Action::ObjCArgInfo ArgInfo; 7831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 784ff38491c18b060526d754765b952f4a497a89416Chris Lattner // Each iteration parses a single keyword argument. 785df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::colon)) { 786ff38491c18b060526d754765b952f4a497a89416Chris Lattner Diag(Tok, diag::err_expected_colon); 787ff38491c18b060526d754765b952f4a497a89416Chris Lattner break; 788ff38491c18b060526d754765b952f4a497a89416Chris Lattner } 789ff38491c18b060526d754765b952f4a497a89416Chris Lattner ConsumeToken(); // Eat the ':'. 7901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 791e294d3fbaffcbc0cf5f16067ab31d2b2763d25e9Chris Lattner ArgInfo.Type = 0; 792e294d3fbaffcbc0cf5f16067ab31d2b2763d25e9Chris Lattner if (Tok.is(tok::l_paren)) // Parse the argument type if present. 793e294d3fbaffcbc0cf5f16067ab31d2b2763d25e9Chris Lattner ArgInfo.Type = ParseObjCTypeName(ArgInfo.DeclSpec); 794e294d3fbaffcbc0cf5f16067ab31d2b2763d25e9Chris Lattner 795ff38491c18b060526d754765b952f4a497a89416Chris Lattner // If attributes exist before the argument name, parse them. 796e294d3fbaffcbc0cf5f16067ab31d2b2763d25e9Chris Lattner ArgInfo.ArgAttrs = 0; 797df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (getLang().ObjC2 && Tok.is(tok::kw___attribute)) 798bbd37c62e34db3f5a95c899723484a76c71d7757Sean Hunt ArgInfo.ArgAttrs = ParseGNUAttributes(); 7997ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff 800df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::identifier)) { 801ff38491c18b060526d754765b952f4a497a89416Chris Lattner Diag(Tok, diag::err_expected_ident); // missing argument name. 802ff38491c18b060526d754765b952f4a497a89416Chris Lattner break; 8034985aceceb9b9261b876b515d32726175c13a775Steve Naroff } 8041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 805e294d3fbaffcbc0cf5f16067ab31d2b2763d25e9Chris Lattner ArgInfo.Name = Tok.getIdentifierInfo(); 806e294d3fbaffcbc0cf5f16067ab31d2b2763d25e9Chris Lattner ArgInfo.NameLoc = Tok.getLocation(); 807ff38491c18b060526d754765b952f4a497a89416Chris Lattner ConsumeToken(); // Eat the identifier. 8081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 809e294d3fbaffcbc0cf5f16067ab31d2b2763d25e9Chris Lattner ArgInfos.push_back(ArgInfo); 810e294d3fbaffcbc0cf5f16067ab31d2b2763d25e9Chris Lattner KeyIdents.push_back(SelIdent); 811e294d3fbaffcbc0cf5f16067ab31d2b2763d25e9Chris Lattner 812ff38491c18b060526d754765b952f4a497a89416Chris Lattner // Check for another keyword selector. 8134b6c9051c6522894978c9ba6a819a659d102db36Fariborz Jahanian SourceLocation Loc; 8142fc5c2428ecb450a3256c8316b93b8655cb76a0fChris Lattner SelIdent = ParseObjCSelectorPiece(Loc); 815df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (!SelIdent && Tok.isNot(tok::colon)) 816ff38491c18b060526d754765b952f4a497a89416Chris Lattner break; 817ff38491c18b060526d754765b952f4a497a89416Chris Lattner // We have a selector or a colon, continue parsing. 818ff38491c18b060526d754765b952f4a497a89416Chris Lattner } 8191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 820335eafa5be51f6440672a74c73d588af72e96732Steve Naroff bool isVariadic = false; 8211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 822ff38491c18b060526d754765b952f4a497a89416Chris Lattner // Parse the (optional) parameter list. 823df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner while (Tok.is(tok::comma)) { 824ff38491c18b060526d754765b952f4a497a89416Chris Lattner ConsumeToken(); 825df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::ellipsis)) { 826335eafa5be51f6440672a74c73d588af72e96732Steve Naroff isVariadic = true; 8274985aceceb9b9261b876b515d32726175c13a775Steve Naroff ConsumeToken(); 828ff38491c18b060526d754765b952f4a497a89416Chris Lattner break; 8294985aceceb9b9261b876b515d32726175c13a775Steve Naroff } 830ff38491c18b060526d754765b952f4a497a89416Chris Lattner DeclSpec DS; 831ff38491c18b060526d754765b952f4a497a89416Chris Lattner ParseDeclarationSpecifiers(DS); 8321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // Parse the declarator. 833ff38491c18b060526d754765b952f4a497a89416Chris Lattner Declarator ParmDecl(DS, Declarator::PrototypeContext); 834ff38491c18b060526d754765b952f4a497a89416Chris Lattner ParseDeclarator(ParmDecl); 835439c65892cc8629bbf541e0b8bda6b64cbcc4e6bFariborz Jahanian CargNames.push_back(ParmDecl); 8364985aceceb9b9261b876b515d32726175c13a775Steve Naroff } 8371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 838ff38491c18b060526d754765b952f4a497a89416Chris Lattner // FIXME: Add support for optional parmameter list... 839e3a2ca7e30601cdd31c77a830f4cc487851e8096Fariborz Jahanian // If attributes exist after the method, parse them. 840ff38491c18b060526d754765b952f4a497a89416Chris Lattner AttributeList *MethodAttrs = 0; 8411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (getLang().ObjC2 && Tok.is(tok::kw___attribute)) 842bbd37c62e34db3f5a95c899723484a76c71d7757Sean Hunt MethodAttrs = ParseGNUAttributes(); 8431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8443688fc679389d67b6755e62406998f9ea84d886aFariborz Jahanian if (KeyIdents.size() == 0) 8453688fc679389d67b6755e62406998f9ea84d886aFariborz Jahanian return DeclPtrTy(); 846ff38491c18b060526d754765b952f4a497a89416Chris Lattner Selector Sel = PP.getSelectorTable().getSelector(KeyIdents.size(), 847ff38491c18b060526d754765b952f4a497a89416Chris Lattner &KeyIdents[0]); 84854abf7d4fa3123b8324c09d2a4dfb789fd818403John McCall DeclPtrTy Result 84954abf7d4fa3123b8324c09d2a4dfb789fd818403John McCall = Actions.ActOnMethodDeclaration(mLoc, Tok.getLocation(), 8503688fc679389d67b6755e62406998f9ea84d886aFariborz Jahanian mType, IDecl, DSRet, ReturnType, Sel, 8511c6a3cc88177c67498fccdf14cfdf09959214e41Ted Kremenek &ArgInfos[0], CargNames, MethodAttrs, 852335eafa5be51f6440672a74c73d588af72e96732Steve Naroff MethodImplKind, isVariadic); 85354abf7d4fa3123b8324c09d2a4dfb789fd818403John McCall PD.complete(Result); 85454abf7d4fa3123b8324c09d2a4dfb789fd818403John McCall return Result; 855294494e1cce92043562b4680c613df7fd028c02eSteve Naroff} 856294494e1cce92043562b4680c613df7fd028c02eSteve Naroff 857dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-protocol-refs: 858dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// '<' identifier-list '>' 859dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 8607caeabd868d46cf4e68478c6e9136dae4e735d21Chris Lattnerbool Parser:: 861b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris LattnerParseObjCProtocolReferences(llvm::SmallVectorImpl<Action::DeclPtrTy> &Protocols, 86271b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis llvm::SmallVectorImpl<SourceLocation> &ProtocolLocs, 86371b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis bool WarnOnDeclarations, 86471b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis SourceLocation &LAngleLoc, SourceLocation &EndLoc) { 865e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner assert(Tok.is(tok::less) && "expected <"); 8661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 86771b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis LAngleLoc = ConsumeToken(); // the "<" 8681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 869e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner llvm::SmallVector<IdentifierLocPair, 8> ProtocolIdents; 8701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 871e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner while (1) { 87255385fe3e723cd675001e45f42d61adde6b7f075Douglas Gregor if (Tok.is(tok::code_completion)) { 87355385fe3e723cd675001e45f42d61adde6b7f075Douglas Gregor Actions.CodeCompleteObjCProtocolReferences(ProtocolIdents.data(), 87455385fe3e723cd675001e45f42d61adde6b7f075Douglas Gregor ProtocolIdents.size()); 87555385fe3e723cd675001e45f42d61adde6b7f075Douglas Gregor ConsumeToken(); 87655385fe3e723cd675001e45f42d61adde6b7f075Douglas Gregor } 87755385fe3e723cd675001e45f42d61adde6b7f075Douglas Gregor 878e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner if (Tok.isNot(tok::identifier)) { 879e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner Diag(Tok, diag::err_expected_ident); 880e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner SkipUntil(tok::greater); 881e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner return true; 882e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner } 883e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner ProtocolIdents.push_back(std::make_pair(Tok.getIdentifierInfo(), 884e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner Tok.getLocation())); 88571b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis ProtocolLocs.push_back(Tok.getLocation()); 886e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner ConsumeToken(); 8871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 888e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner if (Tok.isNot(tok::comma)) 889e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner break; 890e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner ConsumeToken(); 891e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner } 8921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 893e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner // Consume the '>'. 894e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner if (Tok.isNot(tok::greater)) { 895e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner Diag(Tok, diag::err_expected_greater); 896e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner return true; 897e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner } 8981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 899e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner EndLoc = ConsumeAnyToken(); 9001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 901e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner // Convert the list of protocols identifiers into a list of protocol decls. 902e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner Actions.FindProtocolDeclaration(WarnOnDeclarations, 903e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner &ProtocolIdents[0], ProtocolIdents.size(), 904e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner Protocols); 905e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner return false; 906e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner} 907e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner 908dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-class-instance-variables: 909dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// '{' objc-instance-variable-decl-list[opt] '}' 910dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 911dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-instance-variable-decl-list: 912dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-visibility-spec 913dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-instance-variable-decl ';' 914dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// ';' 915dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-instance-variable-decl-list objc-visibility-spec 916dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-instance-variable-decl-list objc-instance-variable-decl ';' 917dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-instance-variable-decl-list ';' 918dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 919dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-visibility-spec: 920dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// @private 921dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// @protected 922dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// @public 923ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff/// @package [OBJC2] 924dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 925dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-instance-variable-decl: 9261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// struct-declaration 927dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 928b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattnervoid Parser::ParseObjCClassInstanceVariables(DeclPtrTy interfaceDecl, 92960fcceeedbfc8b4a99cb942e2bc5aeb9e2f92a1fSteve Naroff SourceLocation atLoc) { 930df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner assert(Tok.is(tok::l_brace) && "expected {"); 931b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner llvm::SmallVector<DeclPtrTy, 32> AllIvarDecls; 932e13594279a952537ac903325efff57e3edca79d9Chris Lattner 9331a0d31a3d7f14ddc6370ba912c778aece6c12cf0Douglas Gregor ParseScope ClassScope(this, Scope::DeclScope|Scope::ClassScope); 93472de6676bd30f9081ee4166bbe07b4c270258ce6Douglas Gregor 935ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff SourceLocation LBraceLoc = ConsumeBrace(); // the "{" 9361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 937aa847fe3c88ee5e8d180e48537c58b805d48d95dFariborz Jahanian tok::ObjCKeywordKind visibility = tok::objc_protected; 938ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff // While we still have something to read, read the instance variables. 939df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner while (Tok.isNot(tok::r_brace) && Tok.isNot(tok::eof)) { 940ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff // Each iteration of this loop reads one objc-instance-variable-decl. 9411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 942ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff // Check for extraneous top-level semicolon. 943df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::semi)) { 944c2253f5ca170984fcd4f30f8823148e8cb71336bChris Lattner Diag(Tok, diag::ext_extra_struct_semi) 94529d9c1adfadf65e2d847d44bec37746844b9e0e3Chris Lattner << CodeModificationHint::CreateRemoval(Tok.getLocation()); 946ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff ConsumeToken(); 947ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff continue; 948ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff } 9491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 950ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff // Set the default visibility to private. 951df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::at)) { // parse objc-visibility-spec 952ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff ConsumeToken(); // eat the @ sign 953861cf3effdc0fbc97d401539bc3050da76b2476fSteve Naroff switch (Tok.getObjCKeywordID()) { 954ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff case tok::objc_private: 955ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff case tok::objc_public: 956ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff case tok::objc_protected: 957ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff case tok::objc_package: 958861cf3effdc0fbc97d401539bc3050da76b2476fSteve Naroff visibility = Tok.getObjCKeywordID(); 959ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff ConsumeToken(); 9601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump continue; 961ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff default: 962ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff Diag(Tok, diag::err_objc_illegal_visibility_spec); 963ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff continue; 964ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff } 965ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff } 9661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 967bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall struct ObjCIvarCallback : FieldCallback { 968bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall Parser &P; 969bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall DeclPtrTy IDecl; 970bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall tok::ObjCKeywordKind visibility; 971bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall llvm::SmallVectorImpl<DeclPtrTy> &AllIvarDecls; 972bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall 973bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall ObjCIvarCallback(Parser &P, DeclPtrTy IDecl, tok::ObjCKeywordKind V, 974bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall llvm::SmallVectorImpl<DeclPtrTy> &AllIvarDecls) : 975bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall P(P), IDecl(IDecl), visibility(V), AllIvarDecls(AllIvarDecls) { 976bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall } 977bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall 978bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall DeclPtrTy invoke(FieldDeclarator &FD) { 979bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall // Install the declarator into the interface decl. 980bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall DeclPtrTy Field 981bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall = P.Actions.ActOnIvar(P.CurScope, 982bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall FD.D.getDeclSpec().getSourceRange().getBegin(), 983bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall IDecl, FD.D, FD.BitfieldSize, visibility); 984bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall AllIvarDecls.push_back(Field); 985bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall return Field; 986bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall } 987bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall } Callback(*this, interfaceDecl, visibility, AllIvarDecls); 988bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall 989e13594279a952537ac903325efff57e3edca79d9Chris Lattner // Parse all the comma separated declarators. 990e13594279a952537ac903325efff57e3edca79d9Chris Lattner DeclSpec DS; 991bdd563ec391b0a83fc6d04b8a8ea3022aa702f74John McCall ParseStructDeclaration(DS, Callback); 9921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 993df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::semi)) { 994ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff ConsumeToken(); 995ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff } else { 996ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff Diag(Tok, diag::err_expected_semi_decl_list); 997ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff // Skip to end of block or statement 998ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff SkipUntil(tok::r_brace, true, true); 999ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff } 1000ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff } 100160fcceeedbfc8b4a99cb942e2bc5aeb9e2f92a1fSteve Naroff SourceLocation RBraceLoc = MatchRHSPunctuation(tok::r_brace, LBraceLoc); 10028749be53f53384e7846502791ceda6c657228d07Steve Naroff // Call ActOnFields() even if we don't have any decls. This is useful 10038749be53f53384e7846502791ceda6c657228d07Steve Naroff // for code rewriting tools that need to be aware of the empty list. 10048749be53f53384e7846502791ceda6c657228d07Steve Naroff Actions.ActOnFields(CurScope, atLoc, interfaceDecl, 1005beaaccd8e2a8748f77b66e2b330fb9136937e14cJay Foad AllIvarDecls.data(), AllIvarDecls.size(), 10061bfe1c2129771c06fb58ae5e8c079ae30e138309Daniel Dunbar LBraceLoc, RBraceLoc, 0); 1007ddbff78fb719a645b04bd27099fa6ec8c4693b3cSteve Naroff return; 10085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 1009dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff 1010dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-protocol-declaration: 1011dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-protocol-definition 1012dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-protocol-forward-reference 1013dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 1014dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-protocol-definition: 10151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// @protocol identifier 10161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// objc-protocol-refs[opt] 10171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// objc-interface-decl-list 1018dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// @end 1019dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 1020dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-protocol-forward-reference: 1021dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// @protocol identifier-list ';' 1022dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 1023dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// "@protocol identifier ;" should be resolved as "@protocol 10243536b443bc50d58a79f14fca9b6842541a434854Steve Naroff/// identifier-list ;": objc-interface-decl-list may not start with a 1025dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// semicolon in the first alternative if objc-protocol-refs are omitted. 1026b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris LattnerParser::DeclPtrTy Parser::ParseObjCAtProtocolDeclaration(SourceLocation AtLoc, 1027b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner AttributeList *attrList) { 1028861cf3effdc0fbc97d401539bc3050da76b2476fSteve Naroff assert(Tok.isObjCAtKeyword(tok::objc_protocol) && 10297ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff "ParseObjCAtProtocolDeclaration(): Expected @protocol"); 10307ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff ConsumeToken(); // the "protocol" identifier 10311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1032083128f6b13dfa4fc615a838c49b516d901b1ac0Douglas Gregor if (Tok.is(tok::code_completion)) { 1033083128f6b13dfa4fc615a838c49b516d901b1ac0Douglas Gregor Actions.CodeCompleteObjCProtocolDecl(CurScope); 1034083128f6b13dfa4fc615a838c49b516d901b1ac0Douglas Gregor ConsumeToken(); 1035083128f6b13dfa4fc615a838c49b516d901b1ac0Douglas Gregor } 1036083128f6b13dfa4fc615a838c49b516d901b1ac0Douglas Gregor 1037df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::identifier)) { 10387ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff Diag(Tok, diag::err_expected_ident); // missing protocol name. 1039b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 10407ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff } 10417ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff // Save the protocol name, then consume it. 10427ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff IdentifierInfo *protocolName = Tok.getIdentifierInfo(); 10437ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff SourceLocation nameLoc = ConsumeToken(); 10441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1045df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::semi)) { // forward declaration of one protocol. 10467caeabd868d46cf4e68478c6e9136dae4e735d21Chris Lattner IdentifierLocPair ProtoInfo(protocolName, nameLoc); 10477ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff ConsumeToken(); 10481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return Actions.ActOnForwardProtocolDeclaration(AtLoc, &ProtoInfo, 1, 1049bc1c877fe28fb6a825f0b226a0a2da99e713ea03Fariborz Jahanian attrList); 10507ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff } 10511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1052df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::comma)) { // list of forward declarations. 10537caeabd868d46cf4e68478c6e9136dae4e735d21Chris Lattner llvm::SmallVector<IdentifierLocPair, 8> ProtocolRefs; 10547caeabd868d46cf4e68478c6e9136dae4e735d21Chris Lattner ProtocolRefs.push_back(std::make_pair(protocolName, nameLoc)); 10557caeabd868d46cf4e68478c6e9136dae4e735d21Chris Lattner 10567ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff // Parse the list of forward declarations. 10577ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff while (1) { 10587ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff ConsumeToken(); // the ',' 1059df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::identifier)) { 10607ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff Diag(Tok, diag::err_expected_ident); 10617ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff SkipUntil(tok::semi); 1062b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 10637ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff } 10647caeabd868d46cf4e68478c6e9136dae4e735d21Chris Lattner ProtocolRefs.push_back(IdentifierLocPair(Tok.getIdentifierInfo(), 10657caeabd868d46cf4e68478c6e9136dae4e735d21Chris Lattner Tok.getLocation())); 10667ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff ConsumeToken(); // the identifier 10671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1068df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::comma)) 10697ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff break; 10707ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff } 10717ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff // Consume the ';'. 10727ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff if (ExpectAndConsume(tok::semi, diag::err_expected_semi_after, "@protocol")) 1073b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 10741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1075e440eb8158e71deb1e4ab11618ae3d680aac6da1Steve Naroff return Actions.ActOnForwardProtocolDeclaration(AtLoc, 10761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump &ProtocolRefs[0], 1077bc1c877fe28fb6a825f0b226a0a2da99e713ea03Fariborz Jahanian ProtocolRefs.size(), 1078bc1c877fe28fb6a825f0b226a0a2da99e713ea03Fariborz Jahanian attrList); 10797caeabd868d46cf4e68478c6e9136dae4e735d21Chris Lattner } 10801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10817ef58fdbefddf693910e6403a71b3d367444c897Steve Naroff // Last, and definitely not least, parse a protocol declaration. 108271b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis SourceLocation LAngleLoc, EndProtoLoc; 10837caeabd868d46cf4e68478c6e9136dae4e735d21Chris Lattner 1084b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner llvm::SmallVector<DeclPtrTy, 8> ProtocolRefs; 108571b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis llvm::SmallVector<SourceLocation, 8> ProtocolLocs; 10867caeabd868d46cf4e68478c6e9136dae4e735d21Chris Lattner if (Tok.is(tok::less) && 108771b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis ParseObjCProtocolReferences(ProtocolRefs, ProtocolLocs, false, 108871b0addffbdeed29cc062c962e236c34107755d6Argyrios Kyrtzidis LAngleLoc, EndProtoLoc)) 1089b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 10901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1091b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner DeclPtrTy ProtoType = 1092e13b9595dc1e2f4288bec34f3412359f648e84a5Chris Lattner Actions.ActOnStartProtocolInterface(AtLoc, protocolName, nameLoc, 1093beaaccd8e2a8748f77b66e2b330fb9136937e14cJay Foad ProtocolRefs.data(), 1094beaaccd8e2a8748f77b66e2b330fb9136937e14cJay Foad ProtocolRefs.size(), 1095246e70f69cb8aeb67225c54690f1c6b25abd5a86Daniel Dunbar EndProtoLoc, attrList); 109625e077d59a8e8e43b65882b69610a3d5e2aaf53cFariborz Jahanian ParseObjCInterfaceDeclList(ProtoType, tok::objc_protocol); 1097bc662afa1cb9b61cb1e7808bb1463dd6291b8095Chris Lattner return ProtoType; 1098dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff} 1099dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff 1100dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-implementation: 1101dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-class-implementation-prologue 1102dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-category-implementation-prologue 1103dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 1104dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-class-implementation-prologue: 1105dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// @implementation identifier objc-superclass[opt] 1106dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-class-instance-variables[opt] 1107dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// 1108dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// objc-category-implementation-prologue: 1109dac269b65eed82182fc3e96566dedd6562dfe11eSteve Naroff/// @implementation identifier ( identifier ) 1110b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris LattnerParser::DeclPtrTy Parser::ParseObjCAtImplementationDeclaration( 1111ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian SourceLocation atLoc) { 1112ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian assert(Tok.isObjCAtKeyword(tok::objc_implementation) && 1113ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian "ParseObjCAtImplementationDeclaration(): Expected @implementation"); 1114ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian ConsumeToken(); // the "implementation" identifier 11151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11163b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor // Code completion after '@implementation'. 11173b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor if (Tok.is(tok::code_completion)) { 11183b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor Actions.CodeCompleteObjCImplementationDecl(CurScope); 11193b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor ConsumeToken(); 11203b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor } 11213b49aca913dc0c1838321b9bb2dc9a4cb4681922Douglas Gregor 1122df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::identifier)) { 1123ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian Diag(Tok, diag::err_expected_ident); // missing class or category name. 1124b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 1125ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian } 1126ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian // We have a class or category name - consume it. 1127ccb4f314248fb2202637d3290f2b17af5646da08Fariborz Jahanian IdentifierInfo *nameId = Tok.getIdentifierInfo(); 1128ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian SourceLocation nameLoc = ConsumeToken(); // consume class or category name 11291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (Tok.is(tok::l_paren)) { 1131ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian // we have a category implementation. 1132ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian SourceLocation lparenLoc = ConsumeParen(); 1133ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian SourceLocation categoryLoc, rparenLoc; 1134ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian IdentifierInfo *categoryId = 0; 11351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 113633ced0b8550f3e7169f326944731ee02e9338659Douglas Gregor if (Tok.is(tok::code_completion)) { 113733ced0b8550f3e7169f326944731ee02e9338659Douglas Gregor Actions.CodeCompleteObjCImplementationCategory(CurScope, nameId); 113833ced0b8550f3e7169f326944731ee02e9338659Douglas Gregor ConsumeToken(); 113933ced0b8550f3e7169f326944731ee02e9338659Douglas Gregor } 114033ced0b8550f3e7169f326944731ee02e9338659Douglas Gregor 1141df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::identifier)) { 1142ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian categoryId = Tok.getIdentifierInfo(); 1143ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian categoryLoc = ConsumeToken(); 1144ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian } else { 1145ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian Diag(Tok, diag::err_expected_ident); // missing category name. 1146b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 11471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } 1148df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::r_paren)) { 1149ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian Diag(Tok, diag::err_expected_rparen); 1150ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian SkipUntil(tok::r_paren, false); // don't stop at ';' 1151b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 1152ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian } 1153ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian rparenLoc = ConsumeParen(); 1154b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner DeclPtrTy ImplCatType = Actions.ActOnStartCategoryImplementation( 11551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump atLoc, nameId, nameLoc, categoryId, 11568f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian categoryLoc); 1157a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCImpDecl = ImplCatType; 115863e963cdffca9530f920dbab58b9b4eecb2a582cFariborz Jahanian PendingObjCImpDecl.push_back(ObjCImpDecl); 1159b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 1160ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian } 1161ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian // We have a class implementation 1162ccb4f314248fb2202637d3290f2b17af5646da08Fariborz Jahanian SourceLocation superClassLoc; 1163ccb4f314248fb2202637d3290f2b17af5646da08Fariborz Jahanian IdentifierInfo *superClassId = 0; 1164df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::colon)) { 1165ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian // We have a super class 1166ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian ConsumeToken(); 1167df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::identifier)) { 1168ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian Diag(Tok, diag::err_expected_ident); // missing super class name. 1169b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 1170ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian } 1171ccb4f314248fb2202637d3290f2b17af5646da08Fariborz Jahanian superClassId = Tok.getIdentifierInfo(); 1172ccb4f314248fb2202637d3290f2b17af5646da08Fariborz Jahanian superClassLoc = ConsumeToken(); // Consume super class name 1173ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian } 1174b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner DeclPtrTy ImplClsType = Actions.ActOnStartClassImplementation( 1175cb53b361bce341c8591333c6997f62e480acc0b4Chris Lattner atLoc, nameId, nameLoc, 1176ccb4f314248fb2202637d3290f2b17af5646da08Fariborz Jahanian superClassId, superClassLoc); 11771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 117860fcceeedbfc8b4a99cb942e2bc5aeb9e2f92a1fSteve Naroff if (Tok.is(tok::l_brace)) // we have ivars 117960fcceeedbfc8b4a99cb942e2bc5aeb9e2f92a1fSteve Naroff ParseObjCClassInstanceVariables(ImplClsType/*FIXME*/, atLoc); 1180a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCImpDecl = ImplClsType; 118163e963cdffca9530f920dbab58b9b4eecb2a582cFariborz Jahanian PendingObjCImpDecl.push_back(ObjCImpDecl); 118263e963cdffca9530f920dbab58b9b4eecb2a582cFariborz Jahanian 1183b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 11845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 118560fcceeedbfc8b4a99cb942e2bc5aeb9e2f92a1fSteve Naroff 1186b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris LattnerParser::DeclPtrTy Parser::ParseObjCAtEndDeclaration(SourceLocation atLoc) { 1187ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian assert(Tok.isObjCAtKeyword(tok::objc_end) && 1188ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian "ParseObjCAtEndDeclaration(): Expected @end"); 1189b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner DeclPtrTy Result = ObjCImpDecl; 1190ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian ConsumeToken(); // the "end" identifier 1191a6e3ac514c924879699c6b0b1201028f0091044fFariborz Jahanian if (ObjCImpDecl) { 1192a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek Actions.ActOnAtEnd(atLoc, ObjCImpDecl); 1193b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner ObjCImpDecl = DeclPtrTy(); 119463e963cdffca9530f920dbab58b9b4eecb2a582cFariborz Jahanian PendingObjCImpDecl.pop_back(); 1195a6e3ac514c924879699c6b0b1201028f0091044fFariborz Jahanian } 119694cdb25a49bd3716ab56ef6de0ea57d29e686bf2Fariborz Jahanian else 119794cdb25a49bd3716ab56ef6de0ea57d29e686bf2Fariborz Jahanian Diag(atLoc, diag::warn_expected_implementation); // missing @implementation 1198a6e3ac514c924879699c6b0b1201028f0091044fFariborz Jahanian return Result; 11995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 1200e992af01d14e2e31037562c123af0a71ae1ed374Fariborz Jahanian 12011ac7104947020a60430ba6f519cd5869af77046fFariborz JahanianParser::DeclGroupPtrTy Parser::RetrievePendingObjCImpDecl() { 120263e963cdffca9530f920dbab58b9b4eecb2a582cFariborz Jahanian if (PendingObjCImpDecl.empty()) 120363e963cdffca9530f920dbab58b9b4eecb2a582cFariborz Jahanian return Actions.ConvertDeclToDeclGroup(DeclPtrTy()); 120463e963cdffca9530f920dbab58b9b4eecb2a582cFariborz Jahanian DeclPtrTy ImpDecl = PendingObjCImpDecl.pop_back_val(); 120563e963cdffca9530f920dbab58b9b4eecb2a582cFariborz Jahanian Actions.ActOnAtEnd(SourceLocation(), ImpDecl); 120663e963cdffca9530f920dbab58b9b4eecb2a582cFariborz Jahanian return Actions.ConvertDeclToDeclGroup(ImpDecl); 120763e963cdffca9530f920dbab58b9b4eecb2a582cFariborz Jahanian} 120863e963cdffca9530f920dbab58b9b4eecb2a582cFariborz Jahanian 1209e992af01d14e2e31037562c123af0a71ae1ed374Fariborz Jahanian/// compatibility-alias-decl: 1210e992af01d14e2e31037562c123af0a71ae1ed374Fariborz Jahanian/// @compatibility_alias alias-name class-name ';' 1211e992af01d14e2e31037562c123af0a71ae1ed374Fariborz Jahanian/// 1212b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris LattnerParser::DeclPtrTy Parser::ParseObjCAtAliasDeclaration(SourceLocation atLoc) { 1213e992af01d14e2e31037562c123af0a71ae1ed374Fariborz Jahanian assert(Tok.isObjCAtKeyword(tok::objc_compatibility_alias) && 1214e992af01d14e2e31037562c123af0a71ae1ed374Fariborz Jahanian "ParseObjCAtAliasDeclaration(): Expected @compatibility_alias"); 1215e992af01d14e2e31037562c123af0a71ae1ed374Fariborz Jahanian ConsumeToken(); // consume compatibility_alias 1216df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::identifier)) { 1217e992af01d14e2e31037562c123af0a71ae1ed374Fariborz Jahanian Diag(Tok, diag::err_expected_ident); 1218b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 1219e992af01d14e2e31037562c123af0a71ae1ed374Fariborz Jahanian } 1220243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian IdentifierInfo *aliasId = Tok.getIdentifierInfo(); 1221243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian SourceLocation aliasLoc = ConsumeToken(); // consume alias-name 1222df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::identifier)) { 1223e992af01d14e2e31037562c123af0a71ae1ed374Fariborz Jahanian Diag(Tok, diag::err_expected_ident); 1224b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 1225e992af01d14e2e31037562c123af0a71ae1ed374Fariborz Jahanian } 1226243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian IdentifierInfo *classId = Tok.getIdentifierInfo(); 1227243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian SourceLocation classLoc = ConsumeToken(); // consume class-name; 1228243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian if (Tok.isNot(tok::semi)) { 12291ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner Diag(Tok, diag::err_expected_semi_after) << "@compatibility_alias"; 1230b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 1231243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian } 1232b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return Actions.ActOnCompatiblityAlias(atLoc, aliasId, aliasLoc, 1233b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner classId, classLoc); 12345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 12355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1236ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// property-synthesis: 1237ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// @synthesize property-ivar-list ';' 1238ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// 1239ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// property-ivar-list: 1240ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// property-ivar 1241ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// property-ivar-list ',' property-ivar 1242ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// 1243ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// property-ivar: 1244ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// identifier 1245ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// identifier '=' identifier 1246ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// 1247b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris LattnerParser::DeclPtrTy Parser::ParseObjCPropertySynthesize(SourceLocation atLoc) { 1248ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian assert(Tok.isObjCAtKeyword(tok::objc_synthesize) && 1249ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian "ParseObjCPropertyDynamic(): Expected '@synthesize'"); 1250f624f8186d8fe474350051c6d3f00b2c204fbeaeFariborz Jahanian SourceLocation loc = ConsumeToken(); // consume synthesize 12511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1252b328c4251a9d2db704b3bd46ec04884dc8e56332Douglas Gregor while (true) { 1253322328b8a65ad2e45829eb06d245addb64037f6fDouglas Gregor if (Tok.is(tok::code_completion)) { 1254424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor Actions.CodeCompleteObjCPropertyDefinition(CurScope, ObjCImpDecl); 1255322328b8a65ad2e45829eb06d245addb64037f6fDouglas Gregor ConsumeToken(); 1256322328b8a65ad2e45829eb06d245addb64037f6fDouglas Gregor } 1257322328b8a65ad2e45829eb06d245addb64037f6fDouglas Gregor 1258b328c4251a9d2db704b3bd46ec04884dc8e56332Douglas Gregor if (Tok.isNot(tok::identifier)) { 1259b328c4251a9d2db704b3bd46ec04884dc8e56332Douglas Gregor Diag(Tok, diag::err_synthesized_property_name); 1260b328c4251a9d2db704b3bd46ec04884dc8e56332Douglas Gregor SkipUntil(tok::semi); 1261b328c4251a9d2db704b3bd46ec04884dc8e56332Douglas Gregor return DeclPtrTy(); 1262b328c4251a9d2db704b3bd46ec04884dc8e56332Douglas Gregor } 1263b328c4251a9d2db704b3bd46ec04884dc8e56332Douglas Gregor 1264f624f8186d8fe474350051c6d3f00b2c204fbeaeFariborz Jahanian IdentifierInfo *propertyIvar = 0; 1265f624f8186d8fe474350051c6d3f00b2c204fbeaeFariborz Jahanian IdentifierInfo *propertyId = Tok.getIdentifierInfo(); 1266f624f8186d8fe474350051c6d3f00b2c204fbeaeFariborz Jahanian SourceLocation propertyLoc = ConsumeToken(); // consume property name 1267df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::equal)) { 1268ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian // property '=' ivar-name 1269ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian ConsumeToken(); // consume '=' 1270322328b8a65ad2e45829eb06d245addb64037f6fDouglas Gregor 1271322328b8a65ad2e45829eb06d245addb64037f6fDouglas Gregor if (Tok.is(tok::code_completion)) { 1272322328b8a65ad2e45829eb06d245addb64037f6fDouglas Gregor Actions.CodeCompleteObjCPropertySynthesizeIvar(CurScope, propertyId, 1273322328b8a65ad2e45829eb06d245addb64037f6fDouglas Gregor ObjCImpDecl); 1274322328b8a65ad2e45829eb06d245addb64037f6fDouglas Gregor ConsumeToken(); 1275322328b8a65ad2e45829eb06d245addb64037f6fDouglas Gregor } 1276322328b8a65ad2e45829eb06d245addb64037f6fDouglas Gregor 1277df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::identifier)) { 1278ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian Diag(Tok, diag::err_expected_ident); 1279ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian break; 1280ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian } 1281f624f8186d8fe474350051c6d3f00b2c204fbeaeFariborz Jahanian propertyIvar = Tok.getIdentifierInfo(); 1282ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian ConsumeToken(); // consume ivar-name 1283ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian } 1284f624f8186d8fe474350051c6d3f00b2c204fbeaeFariborz Jahanian Actions.ActOnPropertyImplDecl(atLoc, propertyLoc, true, ObjCImpDecl, 1285f624f8186d8fe474350051c6d3f00b2c204fbeaeFariborz Jahanian propertyId, propertyIvar); 1286df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::comma)) 1287ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian break; 1288ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian ConsumeToken(); // consume ',' 1289ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian } 1290b328c4251a9d2db704b3bd46ec04884dc8e56332Douglas Gregor if (Tok.isNot(tok::semi)) { 12911ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner Diag(Tok, diag::err_expected_semi_after) << "@synthesize"; 1292b328c4251a9d2db704b3bd46ec04884dc8e56332Douglas Gregor SkipUntil(tok::semi); 1293b328c4251a9d2db704b3bd46ec04884dc8e56332Douglas Gregor } 1294d3fdcb5a1bf6bd5e54e18579c054ea3c292a0e28Fariborz Jahanian else 1295d3fdcb5a1bf6bd5e54e18579c054ea3c292a0e28Fariborz Jahanian ConsumeToken(); // consume ';' 1296b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 1297ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian} 1298ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian 1299ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// property-dynamic: 1300ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// @dynamic property-list 1301ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// 1302ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// property-list: 1303ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// identifier 1304ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// property-list ',' identifier 1305ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// 1306b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris LattnerParser::DeclPtrTy Parser::ParseObjCPropertyDynamic(SourceLocation atLoc) { 1307ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian assert(Tok.isObjCAtKeyword(tok::objc_dynamic) && 1308ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian "ParseObjCPropertyDynamic(): Expected '@dynamic'"); 1309ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian SourceLocation loc = ConsumeToken(); // consume dynamic 1310424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor while (true) { 1311424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor if (Tok.is(tok::code_completion)) { 1312424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor Actions.CodeCompleteObjCPropertyDefinition(CurScope, ObjCImpDecl); 1313424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor ConsumeToken(); 1314424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor } 1315424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor 1316424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor if (Tok.isNot(tok::identifier)) { 1317424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor Diag(Tok, diag::err_expected_ident); 1318424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor SkipUntil(tok::semi); 1319424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor return DeclPtrTy(); 1320424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor } 1321424b2a546dbd09cf70d43087771c7fff851ca158Douglas Gregor 1322c35b9e4e2efad727538c848cf30d4b0eb1031dc9Fariborz Jahanian IdentifierInfo *propertyId = Tok.getIdentifierInfo(); 1323c35b9e4e2efad727538c848cf30d4b0eb1031dc9Fariborz Jahanian SourceLocation propertyLoc = ConsumeToken(); // consume property name 1324c35b9e4e2efad727538c848cf30d4b0eb1031dc9Fariborz Jahanian Actions.ActOnPropertyImplDecl(atLoc, propertyLoc, false, ObjCImpDecl, 1325c35b9e4e2efad727538c848cf30d4b0eb1031dc9Fariborz Jahanian propertyId, 0); 1326c35b9e4e2efad727538c848cf30d4b0eb1031dc9Fariborz Jahanian 1327df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::comma)) 1328ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian break; 1329ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian ConsumeToken(); // consume ',' 1330ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian } 1331df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::semi)) 13321ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner Diag(Tok, diag::err_expected_semi_after) << "@dynamic"; 1333b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 1334ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian} 13351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1336397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// objc-throw-statement: 1337397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// throw expression[opt]; 1338397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// 133943bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian RedlParser::OwningStmtResult Parser::ParseObjCThrowStmt(SourceLocation atLoc) { 134015faa7fdfb496489dec9470aa5eb699b29ecdaccSebastian Redl OwningExprResult Res(Actions); 1341397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian ConsumeToken(); // consume throw 1342df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::semi)) { 134339f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian Res = ParseExpression(); 13440e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl if (Res.isInvalid()) { 1345397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian SkipUntil(tok::semi); 134643bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian Redl return StmtError(); 1347397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian } 1348397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian } 134939f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian ConsumeToken(); // consume ';' 1350e21dd6ffef4585fa43cd3586ed971217d65bf56cSteve Naroff return Actions.ActOnObjCAtThrowStmt(atLoc, move(Res), CurScope); 1351397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian} 1352397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian 1353c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian/// objc-synchronized-statement: 135478a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian/// @synchronized '(' expression ')' compound-statement 1355c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian/// 135643bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian RedlParser::OwningStmtResult 135743bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian RedlParser::ParseObjCSynchronizedStmt(SourceLocation atLoc) { 1358fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian ConsumeToken(); // consume synchronized 1359fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian if (Tok.isNot(tok::l_paren)) { 13601ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner Diag(Tok, diag::err_expected_lparen_after) << "@synchronized"; 136143bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian Redl return StmtError(); 1362fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian } 1363fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian ConsumeParen(); // '(' 13642f7ece7c77eb17e24e8f0f4e1b7fb01aa5111f96Sebastian Redl OwningExprResult Res(ParseExpression()); 13650e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl if (Res.isInvalid()) { 1366fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian SkipUntil(tok::semi); 136743bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian Redl return StmtError(); 1368fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian } 1369fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian if (Tok.isNot(tok::r_paren)) { 13701ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner Diag(Tok, diag::err_expected_lbrace); 137143bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian Redl return StmtError(); 1372fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian } 1373fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian ConsumeParen(); // ')' 137478a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian if (Tok.isNot(tok::l_brace)) { 13751ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner Diag(Tok, diag::err_expected_lbrace); 137643bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian Redl return StmtError(); 137778a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian } 13783ac438c383a4a9a73c76a05c76ec5d02f10a3c52Steve Naroff // Enter a scope to hold everything within the compound stmt. Compound 13793ac438c383a4a9a73c76a05c76ec5d02f10a3c52Steve Naroff // statements can always hold declarations. 13808935b8b49053122ddd3ab4cd59af0fe5eb9c23cfDouglas Gregor ParseScope BodyScope(this, Scope::DeclScope); 13813ac438c383a4a9a73c76a05c76ec5d02f10a3c52Steve Naroff 138261364dddc33383e62cfe3b841dbc0f471280d95bSebastian Redl OwningStmtResult SynchBody(ParseCompoundStatementBody()); 13830e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl 13848935b8b49053122ddd3ab4cd59af0fe5eb9c23cfDouglas Gregor BodyScope.Exit(); 13850e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl if (SynchBody.isInvalid()) 1386fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian SynchBody = Actions.ActOnNullStmt(Tok.getLocation()); 138776ad2e85575722e8a38a2bd4648ab4304d9fcd24Sebastian Redl return Actions.ActOnObjCAtSynchronizedStmt(atLoc, move(Res), move(SynchBody)); 1388c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian} 1389c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1390397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// objc-try-catch-statement: 1391397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// @try compound-statement objc-catch-list[opt] 1392397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// @try compound-statement objc-catch-list[opt] @finally compound-statement 1393397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// 1394397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// objc-catch-list: 1395397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// @catch ( parameter-declaration ) compound-statement 1396397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// objc-catch-list @catch ( catch-parameter-declaration ) compound-statement 1397397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// catch-parameter-declaration: 1398397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// parameter-declaration 1399397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// '...' [OBJC2] 1400397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian/// 140143bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian RedlParser::OwningStmtResult Parser::ParseObjCTryStmt(SourceLocation atLoc) { 1402397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian bool catch_or_finally_seen = false; 140343bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian Redl 1404397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian ConsumeToken(); // consume try 1405df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::l_brace)) { 14061ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner Diag(Tok, diag::err_expected_lbrace); 140743bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian Redl return StmtError(); 1408397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian } 140915faa7fdfb496489dec9470aa5eb699b29ecdaccSebastian Redl OwningStmtResult CatchStmts(Actions); 141015faa7fdfb496489dec9470aa5eb699b29ecdaccSebastian Redl OwningStmtResult FinallyStmt(Actions); 14118935b8b49053122ddd3ab4cd59af0fe5eb9c23cfDouglas Gregor ParseScope TryScope(this, Scope::DeclScope); 141261364dddc33383e62cfe3b841dbc0f471280d95bSebastian Redl OwningStmtResult TryBody(ParseCompoundStatementBody()); 14138935b8b49053122ddd3ab4cd59af0fe5eb9c23cfDouglas Gregor TryScope.Exit(); 14140e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl if (TryBody.isInvalid()) 1415bd49a647afd9cc534fef13cadf652d4e9c396e2bFariborz Jahanian TryBody = Actions.ActOnNullStmt(Tok.getLocation()); 1416a55e52c0802cae3b7c366a05c461d3d15074c1a3Sebastian Redl 1417df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner while (Tok.is(tok::at)) { 14186b884508c3bc97cc9df9516adb92fbf88dd0a2e4Chris Lattner // At this point, we need to lookahead to determine if this @ is the start 14196b884508c3bc97cc9df9516adb92fbf88dd0a2e4Chris Lattner // of an @catch or @finally. We don't want to consume the @ token if this 14206b884508c3bc97cc9df9516adb92fbf88dd0a2e4Chris Lattner // is an @try or @encode or something else. 14216b884508c3bc97cc9df9516adb92fbf88dd0a2e4Chris Lattner Token AfterAt = GetLookAheadToken(1); 14226b884508c3bc97cc9df9516adb92fbf88dd0a2e4Chris Lattner if (!AfterAt.isObjCAtKeyword(tok::objc_catch) && 14236b884508c3bc97cc9df9516adb92fbf88dd0a2e4Chris Lattner !AfterAt.isObjCAtKeyword(tok::objc_finally)) 14246b884508c3bc97cc9df9516adb92fbf88dd0a2e4Chris Lattner break; 14250e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl 1426161a9c5afaafb4d527b7efba9675a8b2cbbe32e0Fariborz Jahanian SourceLocation AtCatchFinallyLoc = ConsumeToken(); 1427cb53b361bce341c8591333c6997f62e480acc0b4Chris Lattner if (Tok.isObjCAtKeyword(tok::objc_catch)) { 1428b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner DeclPtrTy FirstPart; 14293b1191d7eaf2f4984564e01ab84b6713a9d80e70Fariborz Jahanian ConsumeToken(); // consume catch 1430df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::l_paren)) { 1431397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian ConsumeParen(); 1432e21dd6ffef4585fa43cd3586ed971217d65bf56cSteve Naroff ParseScope CatchScope(this, Scope::DeclScope|Scope::AtCatchScope); 1433df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::ellipsis)) { 1434397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian DeclSpec DS; 1435397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian ParseDeclarationSpecifiers(DS); 143643bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian Redl // For some odd reason, the name of the exception variable is 14371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // optional. As a result, we need to use "PrototypeContext", because 14387ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff // we must accept either 'declarator' or 'abstract-declarator' here. 14397ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff Declarator ParmDecl(DS, Declarator::PrototypeContext); 14407ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff ParseDeclarator(ParmDecl); 14417ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff 14427ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff // Inform the actions module about the parameter declarator, so it 14437ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff // gets added to the current scope. 14447ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff FirstPart = Actions.ActOnParamDeclarator(CurScope, ParmDecl); 144564515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff } else 1446397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian ConsumeToken(); // consume '...' 14471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 144893a259500186fa7270f66cb460c5f5728e5680aeSteve Naroff SourceLocation RParenLoc; 14491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 145093a259500186fa7270f66cb460c5f5728e5680aeSteve Naroff if (Tok.is(tok::r_paren)) 145193a259500186fa7270f66cb460c5f5728e5680aeSteve Naroff RParenLoc = ConsumeParen(); 145293a259500186fa7270f66cb460c5f5728e5680aeSteve Naroff else // Skip over garbage, until we get to ')'. Eat the ')'. 145393a259500186fa7270f66cb460c5f5728e5680aeSteve Naroff SkipUntil(tok::r_paren, true, false); 145493a259500186fa7270f66cb460c5f5728e5680aeSteve Naroff 145515faa7fdfb496489dec9470aa5eb699b29ecdaccSebastian Redl OwningStmtResult CatchBody(Actions, true); 1456c1b3ba5ae08316fe43e541c4fb02921fc3e80b21Chris Lattner if (Tok.is(tok::l_brace)) 1457c1b3ba5ae08316fe43e541c4fb02921fc3e80b21Chris Lattner CatchBody = ParseCompoundStatementBody(); 1458c1b3ba5ae08316fe43e541c4fb02921fc3e80b21Chris Lattner else 1459c1b3ba5ae08316fe43e541c4fb02921fc3e80b21Chris Lattner Diag(Tok, diag::err_expected_lbrace); 14600e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl if (CatchBody.isInvalid()) 14613b1191d7eaf2f4984564e01ab84b6713a9d80e70Fariborz Jahanian CatchBody = Actions.ActOnNullStmt(Tok.getLocation()); 14620e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl CatchStmts = Actions.ActOnObjCAtCatchStmt(AtCatchFinallyLoc, 14637ba138abd329e591a8f6d5001f60dd7082f71b3bSteve Naroff RParenLoc, FirstPart, move(CatchBody), 146476ad2e85575722e8a38a2bd4648ab4304d9fcd24Sebastian Redl move(CatchStmts)); 146564515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff } else { 14661ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner Diag(AtCatchFinallyLoc, diag::err_expected_lparen_after) 14671ab3b96de160e4fbffec2a776e284a48a3bb543dChris Lattner << "@catch clause"; 146843bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian Redl return StmtError(); 1469397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian } 1470397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian catch_or_finally_seen = true; 14716b884508c3bc97cc9df9516adb92fbf88dd0a2e4Chris Lattner } else { 14726b884508c3bc97cc9df9516adb92fbf88dd0a2e4Chris Lattner assert(Tok.isObjCAtKeyword(tok::objc_finally) && "Lookahead confused?"); 147364515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff ConsumeToken(); // consume finally 14748935b8b49053122ddd3ab4cd59af0fe5eb9c23cfDouglas Gregor ParseScope FinallyScope(this, Scope::DeclScope); 14750e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl 147615faa7fdfb496489dec9470aa5eb699b29ecdaccSebastian Redl OwningStmtResult FinallyBody(Actions, true); 1477c1b3ba5ae08316fe43e541c4fb02921fc3e80b21Chris Lattner if (Tok.is(tok::l_brace)) 1478c1b3ba5ae08316fe43e541c4fb02921fc3e80b21Chris Lattner FinallyBody = ParseCompoundStatementBody(); 1479c1b3ba5ae08316fe43e541c4fb02921fc3e80b21Chris Lattner else 1480c1b3ba5ae08316fe43e541c4fb02921fc3e80b21Chris Lattner Diag(Tok, diag::err_expected_lbrace); 14810e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl if (FinallyBody.isInvalid()) 1482161a9c5afaafb4d527b7efba9675a8b2cbbe32e0Fariborz Jahanian FinallyBody = Actions.ActOnNullStmt(Tok.getLocation()); 14830e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl FinallyStmt = Actions.ActOnObjCAtFinallyStmt(AtCatchFinallyLoc, 148476ad2e85575722e8a38a2bd4648ab4304d9fcd24Sebastian Redl move(FinallyBody)); 1485397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian catch_or_finally_seen = true; 1486397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian break; 1487397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian } 1488397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian } 1489bd49a647afd9cc534fef13cadf652d4e9c396e2bFariborz Jahanian if (!catch_or_finally_seen) { 1490397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian Diag(atLoc, diag::err_missing_catch_finally); 149143bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian Redl return StmtError(); 1492bd49a647afd9cc534fef13cadf652d4e9c396e2bFariborz Jahanian } 149376ad2e85575722e8a38a2bd4648ab4304d9fcd24Sebastian Redl return Actions.ActOnObjCAtTryStmt(atLoc, move(TryBody), move(CatchStmts), 149476ad2e85575722e8a38a2bd4648ab4304d9fcd24Sebastian Redl move(FinallyStmt)); 1495397fcc117e5631db53879fbfcca66966088f3f07Fariborz Jahanian} 1496ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian 14973536b443bc50d58a79f14fca9b6842541a434854Steve Naroff/// objc-method-def: objc-method-proto ';'[opt] '{' body '}' 1498ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian/// 1499b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris LattnerParser::DeclPtrTy Parser::ParseObjCMethodDefinition() { 1500b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner DeclPtrTy MDecl = ParseObjCMethodPrototype(ObjCImpDecl); 15011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 150249f28ca787d8db7cac3c8898334f70ea55374c98Chris Lattner PrettyStackTraceActionsDecl CrashInfo(MDecl, Tok.getLocation(), Actions, 150349f28ca787d8db7cac3c8898334f70ea55374c98Chris Lattner PP.getSourceManager(), 150449f28ca787d8db7cac3c8898334f70ea55374c98Chris Lattner "parsing Objective-C method"); 15051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1506ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian // parse optional ';' 1507209a8c2fa23636f6d065d618e7078e164903f5cdFariborz Jahanian if (Tok.is(tok::semi)) { 1508496e45ef3350fabc312c5a807d308c65c50af4dbTed Kremenek if (ObjCImpDecl) { 1509496e45ef3350fabc312c5a807d308c65c50af4dbTed Kremenek Diag(Tok, diag::warn_semicolon_before_method_body) 151029d9c1adfadf65e2d847d44bec37746844b9e0e3Chris Lattner << CodeModificationHint::CreateRemoval(Tok.getLocation()); 1511496e45ef3350fabc312c5a807d308c65c50af4dbTed Kremenek } 1512ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian ConsumeToken(); 1513209a8c2fa23636f6d065d618e7078e164903f5cdFariborz Jahanian } 1514ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian 1515409be835b68344e0de56f99ef9a1e12760bc69eeSteve Naroff // We should have an opening brace now. 1516df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::l_brace)) { 1517da323adbb99cee19a203ead852d5d9bfebb23fb7Steve Naroff Diag(Tok, diag::err_expected_method_body); 15181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1519409be835b68344e0de56f99ef9a1e12760bc69eeSteve Naroff // Skip over garbage, until we get to '{'. Don't eat the '{'. 1520409be835b68344e0de56f99ef9a1e12760bc69eeSteve Naroff SkipUntil(tok::l_brace, true, true); 15211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1522409be835b68344e0de56f99ef9a1e12760bc69eeSteve Naroff // If we didn't find the '{', bail out. 1523409be835b68344e0de56f99ef9a1e12760bc69eeSteve Naroff if (Tok.isNot(tok::l_brace)) 1524b28317a8e5e0e2953d1e5406d753d6c3c7f1e7d2Chris Lattner return DeclPtrTy(); 1525ac00b7f4a933e60e2f0afd83092339160adc140cFariborz Jahanian } 1526409be835b68344e0de56f99ef9a1e12760bc69eeSteve Naroff SourceLocation BraceLoc = Tok.getLocation(); 15271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1528409be835b68344e0de56f99ef9a1e12760bc69eeSteve Naroff // Enter a scope for the method body. 15298935b8b49053122ddd3ab4cd59af0fe5eb9c23cfDouglas Gregor ParseScope BodyScope(this, Scope::FnScope|Scope::DeclScope); 15301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1531409be835b68344e0de56f99ef9a1e12760bc69eeSteve Naroff // Tell the actions module that we have entered a method definition with the 1532394f3f483fa4e7b472630cfcd03f7840520958c5Steve Naroff // specified Declarator for the method. 1533ebf6443a4f493233f7e8d92b3a991848c8b1c00dSteve Naroff Actions.ActOnStartOfObjCMethodDef(CurScope, MDecl); 153461364dddc33383e62cfe3b841dbc0f471280d95bSebastian Redl 153561364dddc33383e62cfe3b841dbc0f471280d95bSebastian Redl OwningStmtResult FnBody(ParseCompoundStatementBody()); 153661364dddc33383e62cfe3b841dbc0f471280d95bSebastian Redl 1537409be835b68344e0de56f99ef9a1e12760bc69eeSteve Naroff // If the function body could not be parsed, make a bogus compoundstmt. 15380e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl if (FnBody.isInvalid()) 1539a60528cdac7deee3991c2b48af4df4f315e49e9dSebastian Redl FnBody = Actions.ActOnCompoundStmt(BraceLoc, BraceLoc, 1540a60528cdac7deee3991c2b48af4df4f315e49e9dSebastian Redl MultiStmtArg(Actions), false); 1541798d119415323ebcd029ffe1e0fb442a4ca8adbbSebastian Redl 154232ce8376efb7e0d70e5f7e8fcf685130293f412bSteve Naroff // TODO: Pass argument information. 154332ce8376efb7e0d70e5f7e8fcf685130293f412bSteve Naroff Actions.ActOnFinishFunctionBody(MDecl, move(FnBody)); 15441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1545409be835b68344e0de56f99ef9a1e12760bc69eeSteve Naroff // Leave the function body scope. 15468935b8b49053122ddd3ab4cd59af0fe5eb9c23cfDouglas Gregor BodyScope.Exit(); 1547798d119415323ebcd029ffe1e0fb442a4ca8adbbSebastian Redl 154871c0a951d08dc7a2a057df8c15f22b36f6aa47c7Steve Naroff return MDecl; 15495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 15505508518a2702b00be3b15a26d772bde968972f54Anders Carlsson 155143bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian RedlParser::OwningStmtResult Parser::ParseObjCAtStatement(SourceLocation AtLoc) { 155264515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff if (Tok.isObjCAtKeyword(tok::objc_try)) { 15536b884508c3bc97cc9df9516adb92fbf88dd0a2e4Chris Lattner return ParseObjCTryStmt(AtLoc); 155464515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff } else if (Tok.isObjCAtKeyword(tok::objc_throw)) 155564515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff return ParseObjCThrowStmt(AtLoc); 155664515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff else if (Tok.isObjCAtKeyword(tok::objc_synchronized)) 155764515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff return ParseObjCSynchronizedStmt(AtLoc); 1558d8c4e15138e69a51754cc259c8a592cc47950c8eSebastian Redl OwningExprResult Res(ParseExpressionWithLeadingAt(AtLoc)); 15590e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl if (Res.isInvalid()) { 156064515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff // If the expression is invalid, skip ahead to the next semicolon. Not 156164515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff // doing this opens us up to the possibility of infinite loops if 156264515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff // ParseExpression does not consume any tokens. 156364515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff SkipUntil(tok::semi); 156443bc2a0973ffe404fabba6f8280cd6bad2c69fcbSebastian Redl return StmtError(); 156564515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff } 156664515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff // Otherwise, eat the semicolon. 156764515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff ExpectAndConsume(tok::semi, diag::err_expected_semi_after_expr); 15686b1d283fe879fb11d7ce7a69feecf66e77b0eaf3Anders Carlsson return Actions.ActOnExprStmt(Actions.FullExpr(Res)); 156964515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff} 157064515f31850024a263e8f55f81e9ea4b39925cfaSteve Naroff 15711d922960e083906a586609ac6978678147250177Sebastian RedlParser::OwningExprResult Parser::ParseObjCAtExpression(SourceLocation AtLoc) { 15725508518a2702b00be3b15a26d772bde968972f54Anders Carlsson switch (Tok.getKind()) { 1573b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner case tok::string_literal: // primary-expression: string-literal 1574b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner case tok::wide_string_literal: 15751d922960e083906a586609ac6978678147250177Sebastian Redl return ParsePostfixExpressionSuffix(ParseObjCStringLiteral(AtLoc)); 1576b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner default: 15774fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner if (Tok.getIdentifierInfo() == 0) 15781d922960e083906a586609ac6978678147250177Sebastian Redl return ExprError(Diag(AtLoc, diag::err_unexpected_at)); 15792f7ece7c77eb17e24e8f0f4e1b7fb01aa5111f96Sebastian Redl 15804fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner switch (Tok.getIdentifierInfo()->getObjCKeywordID()) { 15814fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner case tok::objc_encode: 15821d922960e083906a586609ac6978678147250177Sebastian Redl return ParsePostfixExpressionSuffix(ParseObjCEncodeExpression(AtLoc)); 15834fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner case tok::objc_protocol: 15841d922960e083906a586609ac6978678147250177Sebastian Redl return ParsePostfixExpressionSuffix(ParseObjCProtocolExpression(AtLoc)); 15854fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner case tok::objc_selector: 15861d922960e083906a586609ac6978678147250177Sebastian Redl return ParsePostfixExpressionSuffix(ParseObjCSelectorExpression(AtLoc)); 15874fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner default: 15881d922960e083906a586609ac6978678147250177Sebastian Redl return ExprError(Diag(AtLoc, diag::err_unexpected_at)); 15894fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner } 15905508518a2702b00be3b15a26d772bde968972f54Anders Carlsson } 15915508518a2702b00be3b15a26d772bde968972f54Anders Carlsson} 15925508518a2702b00be3b15a26d772bde968972f54Anders Carlsson 15931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// objc-message-expr: 15940ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// '[' objc-receiver objc-message-args ']' 15950ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// 15960ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// objc-receiver: 15970ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// expression 15980ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// class-name 15990ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// type-name 16001d922960e083906a586609ac6978678147250177Sebastian RedlParser::OwningExprResult Parser::ParseObjCMessageExpression() { 1601699b66138ac307a32e238463e0eff513ff17d337Chris Lattner assert(Tok.is(tok::l_square) && "'[' expected"); 1602699b66138ac307a32e238463e0eff513ff17d337Chris Lattner SourceLocation LBracLoc = ConsumeBracket(); // consume '[' 1603699b66138ac307a32e238463e0eff513ff17d337Chris Lattner 1604699b66138ac307a32e238463e0eff513ff17d337Chris Lattner // Parse receiver 160514dd98a7952c9559e0d17fff8272bf3be67135afChris Lattner if (isTokObjCMessageIdentifierReceiver()) { 1606699b66138ac307a32e238463e0eff513ff17d337Chris Lattner IdentifierInfo *ReceiverName = Tok.getIdentifierInfo(); 1607d2869925b5f10e00b13fbf3f41bbb17e4c9adbe0Fariborz Jahanian if (ReceiverName != Ident_super || GetLookAheadToken(1).isNot(tok::period)) { 1608d2869925b5f10e00b13fbf3f41bbb17e4c9adbe0Fariborz Jahanian SourceLocation NameLoc = ConsumeToken(); 1609d2869925b5f10e00b13fbf3f41bbb17e4c9adbe0Fariborz Jahanian return ParseObjCMessageExpressionBody(LBracLoc, NameLoc, ReceiverName, 1610d2869925b5f10e00b13fbf3f41bbb17e4c9adbe0Fariborz Jahanian ExprArg(Actions)); 1611d2869925b5f10e00b13fbf3f41bbb17e4c9adbe0Fariborz Jahanian } 1612699b66138ac307a32e238463e0eff513ff17d337Chris Lattner } 1613699b66138ac307a32e238463e0eff513ff17d337Chris Lattner 16142f7ece7c77eb17e24e8f0f4e1b7fb01aa5111f96Sebastian Redl OwningExprResult Res(ParseExpression()); 16150e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl if (Res.isInvalid()) { 16165c749428a9938d5e2e9564b1c9b7a9252c30ee27Chris Lattner SkipUntil(tok::r_square); 16171d922960e083906a586609ac6978678147250177Sebastian Redl return move(Res); 1618699b66138ac307a32e238463e0eff513ff17d337Chris Lattner } 16191d922960e083906a586609ac6978678147250177Sebastian Redl 16200e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl return ParseObjCMessageExpressionBody(LBracLoc, SourceLocation(), 162176ad2e85575722e8a38a2bd4648ab4304d9fcd24Sebastian Redl 0, move(Res)); 1622699b66138ac307a32e238463e0eff513ff17d337Chris Lattner} 16231d922960e083906a586609ac6978678147250177Sebastian Redl 1624699b66138ac307a32e238463e0eff513ff17d337Chris Lattner/// ParseObjCMessageExpressionBody - Having parsed "'[' objc-receiver", parse 1625699b66138ac307a32e238463e0eff513ff17d337Chris Lattner/// the rest of a message expression. 16261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// 16270ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// objc-message-args: 16280ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// objc-selector 16290ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// objc-keywordarg-list 16300ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// 16310ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// objc-keywordarg-list: 16320ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// objc-keywordarg 16330ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// objc-keywordarg-list objc-keywordarg 16340ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// 16351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// objc-keywordarg: 16360ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// selector-name[opt] ':' objc-keywordexpr 16370ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// 16380ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// objc-keywordexpr: 16390ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// nonempty-expr-list 16400ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// 16410ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// nonempty-expr-list: 16420ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// assignment-expression 16430ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian/// nonempty-expr-list , assignment-expression 16441d922960e083906a586609ac6978678147250177Sebastian Redl/// 16451d922960e083906a586609ac6978678147250177Sebastian RedlParser::OwningExprResult 1646699b66138ac307a32e238463e0eff513ff17d337Chris LattnerParser::ParseObjCMessageExpressionBody(SourceLocation LBracLoc, 16475cb93b8bf009c4b0ae09b71ba85f54b2a7ea8022Steve Naroff SourceLocation NameLoc, 1648699b66138ac307a32e238463e0eff513ff17d337Chris Lattner IdentifierInfo *ReceiverName, 16491d922960e083906a586609ac6978678147250177Sebastian Redl ExprArg ReceiverExpr) { 1650c4df6d2c05c647a6a5770ba0c749782b6c023a3aSteve Naroff if (Tok.is(tok::code_completion)) { 1651c4df6d2c05c647a6a5770ba0c749782b6c023a3aSteve Naroff if (ReceiverName) 1652d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor Actions.CodeCompleteObjCClassMessage(CurScope, ReceiverName, NameLoc, 1653d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor 0, 0); 1654c4df6d2c05c647a6a5770ba0c749782b6c023a3aSteve Naroff else 1655d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor Actions.CodeCompleteObjCInstanceMessage(CurScope, ReceiverExpr.get(), 1656d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor 0, 0); 1657c4df6d2c05c647a6a5770ba0c749782b6c023a3aSteve Naroff ConsumeToken(); 1658c4df6d2c05c647a6a5770ba0c749782b6c023a3aSteve Naroff } 1659d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor 1660a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian // Parse objc-selector 16614b6c9051c6522894978c9ba6a819a659d102db36Fariborz Jahanian SourceLocation Loc; 16622fc5c2428ecb450a3256c8316b93b8655cb76a0fChris Lattner IdentifierInfo *selIdent = ParseObjCSelectorPiece(Loc); 166368d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff 1664ff975cfab9ada27df86038286d1678084aeb3428Anders Carlsson SourceLocation SelectorLoc = Loc; 16651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 166668d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff llvm::SmallVector<IdentifierInfo *, 12> KeyIdents; 1667a55e52c0802cae3b7c366a05c461d3d15074c1a3Sebastian Redl ExprVector KeyExprs(Actions); 166868d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff 1669df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.is(tok::colon)) { 1670a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian while (1) { 1671a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian // Each iteration parses a single keyword argument. 167268d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff KeyIdents.push_back(selIdent); 167337387c932855c6d58d70bdd705cd3a9fdcd2a931Steve Naroff 1674df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::colon)) { 1675a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian Diag(Tok, diag::err_expected_colon); 16764fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // We must manually skip to a ']', otherwise the expression skipper will 16774fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // stop at the ']' when it skips to the ';'. We want it to skip beyond 16784fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // the enclosing expression. 16794fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner SkipUntil(tok::r_square); 16801d922960e083906a586609ac6978678147250177Sebastian Redl return ExprError(); 1681a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian } 16821d922960e083906a586609ac6978678147250177Sebastian Redl 168368d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff ConsumeToken(); // Eat the ':'. 16841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// Parse the expression after ':' 16852f7ece7c77eb17e24e8f0f4e1b7fb01aa5111f96Sebastian Redl OwningExprResult Res(ParseAssignmentExpression()); 16860e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl if (Res.isInvalid()) { 16874fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // We must manually skip to a ']', otherwise the expression skipper will 16884fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // stop at the ']' when it skips to the ';'. We want it to skip beyond 16894fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // the enclosing expression. 16904fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner SkipUntil(tok::r_square); 16911d922960e083906a586609ac6978678147250177Sebastian Redl return move(Res); 169237387c932855c6d58d70bdd705cd3a9fdcd2a931Steve Naroff } 16931d922960e083906a586609ac6978678147250177Sebastian Redl 169437387c932855c6d58d70bdd705cd3a9fdcd2a931Steve Naroff // We have a valid expression. 1695effa8d1c97b00a3f53e972b0e61d9aade5ea1c57Sebastian Redl KeyExprs.push_back(Res.release()); 16961d922960e083906a586609ac6978678147250177Sebastian Redl 1697d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor // Code completion after each argument. 1698d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor if (Tok.is(tok::code_completion)) { 1699d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor if (ReceiverName) 1700d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor Actions.CodeCompleteObjCClassMessage(CurScope, ReceiverName, NameLoc, 1701d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor KeyIdents.data(), 1702d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor KeyIdents.size()); 1703d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor else 1704d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor Actions.CodeCompleteObjCInstanceMessage(CurScope, ReceiverExpr.get(), 1705d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor KeyIdents.data(), 1706d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor KeyIdents.size()); 1707d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor ConsumeToken(); 1708d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor } 1709d3c6854153fd6bc6a412a29e4491dbd0a47bdb14Douglas Gregor 171037387c932855c6d58d70bdd705cd3a9fdcd2a931Steve Naroff // Check for another keyword selector. 17112fc5c2428ecb450a3256c8316b93b8655cb76a0fChris Lattner selIdent = ParseObjCSelectorPiece(Loc); 1712df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (!selIdent && Tok.isNot(tok::colon)) 1713a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian break; 1714a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian // We have a selector or a colon, continue parsing. 1715a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian } 1716a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian // Parse the, optional, argument list, comma separated. 1717df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner while (Tok.is(tok::comma)) { 171849f109c786f99eb7468dac3976db083a65493444Steve Naroff ConsumeToken(); // Eat the ','. 17191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// Parse the expression after ',' 17202f7ece7c77eb17e24e8f0f4e1b7fb01aa5111f96Sebastian Redl OwningExprResult Res(ParseAssignmentExpression()); 17210e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl if (Res.isInvalid()) { 17224fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // We must manually skip to a ']', otherwise the expression skipper will 17234fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // stop at the ']' when it skips to the ';'. We want it to skip beyond 17244fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // the enclosing expression. 17254fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner SkipUntil(tok::r_square); 17261d922960e083906a586609ac6978678147250177Sebastian Redl return move(Res); 172749f109c786f99eb7468dac3976db083a65493444Steve Naroff } 17280e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl 172949f109c786f99eb7468dac3976db083a65493444Steve Naroff // We have a valid expression. 1730effa8d1c97b00a3f53e972b0e61d9aade5ea1c57Sebastian Redl KeyExprs.push_back(Res.release()); 1731a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian } 1732a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian } else if (!selIdent) { 1733a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian Diag(Tok, diag::err_expected_ident); // missing selector name. 17341d922960e083906a586609ac6978678147250177Sebastian Redl 17354fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // We must manually skip to a ']', otherwise the expression skipper will 17364fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // stop at the ']' when it skips to the ';'. We want it to skip beyond 17374fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // the enclosing expression. 17384fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner SkipUntil(tok::r_square); 17391d922960e083906a586609ac6978678147250177Sebastian Redl return ExprError(); 1740a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian } 17411d922960e083906a586609ac6978678147250177Sebastian Redl 1742df19526177bc6d0a3ea4d1ae97497869f60563dbChris Lattner if (Tok.isNot(tok::r_square)) { 1743a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian Diag(Tok, diag::err_expected_rsquare); 17444fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // We must manually skip to a ']', otherwise the expression skipper will 17454fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // stop at the ']' when it skips to the ';'. We want it to skip beyond 17464fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner // the enclosing expression. 17474fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner SkipUntil(tok::r_square); 17481d922960e083906a586609ac6978678147250177Sebastian Redl return ExprError(); 1749a65ff6c81f5b278000839988bb532114fd8c6797Fariborz Jahanian } 17501d922960e083906a586609ac6978678147250177Sebastian Redl 1751699b66138ac307a32e238463e0eff513ff17d337Chris Lattner SourceLocation RBracLoc = ConsumeBracket(); // consume ']' 17521d922960e083906a586609ac6978678147250177Sebastian Redl 175329238a0bf7cbf5b396efb451a0adb5fe4aa037caSteve Naroff unsigned nKeys = KeyIdents.size(); 1754ff38491c18b060526d754765b952f4a497a89416Chris Lattner if (nKeys == 0) 1755ff38491c18b060526d754765b952f4a497a89416Chris Lattner KeyIdents.push_back(selIdent); 1756ff38491c18b060526d754765b952f4a497a89416Chris Lattner Selector Sel = PP.getSelectorTable().getSelector(nKeys, &KeyIdents[0]); 17571d922960e083906a586609ac6978678147250177Sebastian Redl 1758ff38491c18b060526d754765b952f4a497a89416Chris Lattner // We've just parsed a keyword message. 17591d922960e083906a586609ac6978678147250177Sebastian Redl if (ReceiverName) 17601d922960e083906a586609ac6978678147250177Sebastian Redl return Owned(Actions.ActOnClassMessage(CurScope, ReceiverName, Sel, 17611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump LBracLoc, NameLoc, SelectorLoc, 1762ff975cfab9ada27df86038286d1678084aeb3428Anders Carlsson RBracLoc, 17631d922960e083906a586609ac6978678147250177Sebastian Redl KeyExprs.take(), KeyExprs.size())); 17641d922960e083906a586609ac6978678147250177Sebastian Redl return Owned(Actions.ActOnInstanceMessage(ReceiverExpr.release(), Sel, 1765ff975cfab9ada27df86038286d1678084aeb3428Anders Carlsson LBracLoc, SelectorLoc, RBracLoc, 17661d922960e083906a586609ac6978678147250177Sebastian Redl KeyExprs.take(), KeyExprs.size())); 17670ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian} 17680ccb27ded12fd03eb6818a880f50901bb70254feFariborz Jahanian 17691d922960e083906a586609ac6978678147250177Sebastian RedlParser::OwningExprResult Parser::ParseObjCStringLiteral(SourceLocation AtLoc) { 177020df9b7ab9388b2a488c5b1293cd196b1e073b4eSebastian Redl OwningExprResult Res(ParseStringLiteralExpression()); 17711d922960e083906a586609ac6978678147250177Sebastian Redl if (Res.isInvalid()) return move(Res); 17721d922960e083906a586609ac6978678147250177Sebastian Redl 1773b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner // @"foo" @"bar" is a valid concatenated string. Eat any subsequent string 1774b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner // expressions. At this point, we know that the only valid thing that starts 1775b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner // with '@' is an @"". 1776b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner llvm::SmallVector<SourceLocation, 4> AtLocs; 1777a55e52c0802cae3b7c366a05c461d3d15074c1a3Sebastian Redl ExprVector AtStrings(Actions); 1778b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner AtLocs.push_back(AtLoc); 1779effa8d1c97b00a3f53e972b0e61d9aade5ea1c57Sebastian Redl AtStrings.push_back(Res.release()); 17800e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl 1781b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner while (Tok.is(tok::at)) { 1782b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner AtLocs.push_back(ConsumeToken()); // eat the @. 1783b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner 178415faa7fdfb496489dec9470aa5eb699b29ecdaccSebastian Redl // Invalid unless there is a string literal. 178597cf6eb380016db868866faf27a086cd55a316d4Chris Lattner if (!isTokenStringLiteral()) 178697cf6eb380016db868866faf27a086cd55a316d4Chris Lattner return ExprError(Diag(Tok, diag::err_objc_concat_string)); 1787b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner 178897cf6eb380016db868866faf27a086cd55a316d4Chris Lattner OwningExprResult Lit(ParseStringLiteralExpression()); 17890e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl if (Lit.isInvalid()) 17901d922960e083906a586609ac6978678147250177Sebastian Redl return move(Lit); 17910e9eabca263e8922bec0e2b38c8670eba9a39a1fSebastian Redl 1792effa8d1c97b00a3f53e972b0e61d9aade5ea1c57Sebastian Redl AtStrings.push_back(Lit.release()); 1793b3a99cd5bcaeff0c5ff6a60788b5eb68e52a3953Chris Lattner } 17941d922960e083906a586609ac6978678147250177Sebastian Redl 17951d922960e083906a586609ac6978678147250177Sebastian Redl return Owned(Actions.ParseObjCStringLiteral(&AtLocs[0], AtStrings.take(), 17961d922960e083906a586609ac6978678147250177Sebastian Redl AtStrings.size())); 17975508518a2702b00be3b15a26d772bde968972f54Anders Carlsson} 1798f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson 1799f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson/// objc-encode-expression: 1800f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson/// @encode ( type-name ) 18011d922960e083906a586609ac6978678147250177Sebastian RedlParser::OwningExprResult 18021d922960e083906a586609ac6978678147250177Sebastian RedlParser::ParseObjCEncodeExpression(SourceLocation AtLoc) { 1803861cf3effdc0fbc97d401539bc3050da76b2476fSteve Naroff assert(Tok.isObjCAtKeyword(tok::objc_encode) && "Not an @encode expression!"); 18041d922960e083906a586609ac6978678147250177Sebastian Redl 1805f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson SourceLocation EncLoc = ConsumeToken(); 18061d922960e083906a586609ac6978678147250177Sebastian Redl 18074fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner if (Tok.isNot(tok::l_paren)) 18081d922960e083906a586609ac6978678147250177Sebastian Redl return ExprError(Diag(Tok, diag::err_expected_lparen_after) << "@encode"); 18091d922960e083906a586609ac6978678147250177Sebastian Redl 1810f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson SourceLocation LParenLoc = ConsumeParen(); 18111d922960e083906a586609ac6978678147250177Sebastian Redl 1812809070a886684cb5b92eb0e00a6581ab1fa6b17aDouglas Gregor TypeResult Ty = ParseTypeName(); 18131d922960e083906a586609ac6978678147250177Sebastian Redl 18144988ae3fda10743c8ed8a98cdcb5a783362587b4Anders Carlsson SourceLocation RParenLoc = MatchRHSPunctuation(tok::r_paren, LParenLoc); 18151d922960e083906a586609ac6978678147250177Sebastian Redl 1816809070a886684cb5b92eb0e00a6581ab1fa6b17aDouglas Gregor if (Ty.isInvalid()) 1817809070a886684cb5b92eb0e00a6581ab1fa6b17aDouglas Gregor return ExprError(); 1818809070a886684cb5b92eb0e00a6581ab1fa6b17aDouglas Gregor 18191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return Owned(Actions.ParseObjCEncodeExpression(AtLoc, EncLoc, LParenLoc, 1820809070a886684cb5b92eb0e00a6581ab1fa6b17aDouglas Gregor Ty.get(), RParenLoc)); 1821f9bcf01f82dfd2688f81e57bcc6300c9b13c51a6Anders Carlsson} 182229b2cb1ff1a3dd78edd38e2f43ee7041d3e4ec3cAnders Carlsson 182329b2cb1ff1a3dd78edd38e2f43ee7041d3e4ec3cAnders Carlsson/// objc-protocol-expression 182429b2cb1ff1a3dd78edd38e2f43ee7041d3e4ec3cAnders Carlsson/// @protocol ( protocol-name ) 18251d922960e083906a586609ac6978678147250177Sebastian RedlParser::OwningExprResult 18261d922960e083906a586609ac6978678147250177Sebastian RedlParser::ParseObjCProtocolExpression(SourceLocation AtLoc) { 182729b2cb1ff1a3dd78edd38e2f43ee7041d3e4ec3cAnders Carlsson SourceLocation ProtoLoc = ConsumeToken(); 18281d922960e083906a586609ac6978678147250177Sebastian Redl 18294fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner if (Tok.isNot(tok::l_paren)) 18301d922960e083906a586609ac6978678147250177Sebastian Redl return ExprError(Diag(Tok, diag::err_expected_lparen_after) << "@protocol"); 18311d922960e083906a586609ac6978678147250177Sebastian Redl 183229b2cb1ff1a3dd78edd38e2f43ee7041d3e4ec3cAnders Carlsson SourceLocation LParenLoc = ConsumeParen(); 18331d922960e083906a586609ac6978678147250177Sebastian Redl 18344fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner if (Tok.isNot(tok::identifier)) 18351d922960e083906a586609ac6978678147250177Sebastian Redl return ExprError(Diag(Tok, diag::err_expected_ident)); 18361d922960e083906a586609ac6978678147250177Sebastian Redl 1837390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian IdentifierInfo *protocolId = Tok.getIdentifierInfo(); 183829b2cb1ff1a3dd78edd38e2f43ee7041d3e4ec3cAnders Carlsson ConsumeToken(); 18391d922960e083906a586609ac6978678147250177Sebastian Redl 18404988ae3fda10743c8ed8a98cdcb5a783362587b4Anders Carlsson SourceLocation RParenLoc = MatchRHSPunctuation(tok::r_paren, LParenLoc); 184129b2cb1ff1a3dd78edd38e2f43ee7041d3e4ec3cAnders Carlsson 18421d922960e083906a586609ac6978678147250177Sebastian Redl return Owned(Actions.ParseObjCProtocolExpression(protocolId, AtLoc, ProtoLoc, 18431d922960e083906a586609ac6978678147250177Sebastian Redl LParenLoc, RParenLoc)); 184429b2cb1ff1a3dd78edd38e2f43ee7041d3e4ec3cAnders Carlsson} 1845a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian 1846a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian/// objc-selector-expression 1847a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian/// @selector '(' objc-keyword-selector ')' 18481d922960e083906a586609ac6978678147250177Sebastian RedlParser::OwningExprResult 18491d922960e083906a586609ac6978678147250177Sebastian RedlParser::ParseObjCSelectorExpression(SourceLocation AtLoc) { 1850a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian SourceLocation SelectorLoc = ConsumeToken(); 18511d922960e083906a586609ac6978678147250177Sebastian Redl 18524fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner if (Tok.isNot(tok::l_paren)) 18531d922960e083906a586609ac6978678147250177Sebastian Redl return ExprError(Diag(Tok, diag::err_expected_lparen_after) << "@selector"); 18541d922960e083906a586609ac6978678147250177Sebastian Redl 1855b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian llvm::SmallVector<IdentifierInfo *, 12> KeyIdents; 1856a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian SourceLocation LParenLoc = ConsumeParen(); 1857a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian SourceLocation sLoc; 18582fc5c2428ecb450a3256c8316b93b8655cb76a0fChris Lattner IdentifierInfo *SelIdent = ParseObjCSelectorPiece(sLoc); 18591d922960e083906a586609ac6978678147250177Sebastian Redl if (!SelIdent && Tok.isNot(tok::colon)) // missing selector name. 18601d922960e083906a586609ac6978678147250177Sebastian Redl return ExprError(Diag(Tok, diag::err_expected_ident)); 18611d922960e083906a586609ac6978678147250177Sebastian Redl 1862b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian KeyIdents.push_back(SelIdent); 1863887407e71fd58de452361b77d72970e32b20ebe0Steve Naroff unsigned nColons = 0; 1864887407e71fd58de452361b77d72970e32b20ebe0Steve Naroff if (Tok.isNot(tok::r_paren)) { 1865a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian while (1) { 18664fef81d718ca1b91ce2adef52db91a35f86e9bbdChris Lattner if (Tok.isNot(tok::colon)) 18671d922960e083906a586609ac6978678147250177Sebastian Redl return ExprError(Diag(Tok, diag::err_expected_colon)); 18681d922960e083906a586609ac6978678147250177Sebastian Redl 1869cb53b361bce341c8591333c6997f62e480acc0b4Chris Lattner nColons++; 1870a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian ConsumeToken(); // Eat the ':'. 1871a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian if (Tok.is(tok::r_paren)) 1872a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian break; 1873a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian // Check for another keyword selector. 1874a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian SourceLocation Loc; 18752fc5c2428ecb450a3256c8316b93b8655cb76a0fChris Lattner SelIdent = ParseObjCSelectorPiece(Loc); 1876b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian KeyIdents.push_back(SelIdent); 1877a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian if (!SelIdent && Tok.isNot(tok::colon)) 1878a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian break; 1879a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian } 1880887407e71fd58de452361b77d72970e32b20ebe0Steve Naroff } 1881a0818e3cd7d59d05e6da41015033b5574c3d7893Fariborz Jahanian SourceLocation RParenLoc = MatchRHSPunctuation(tok::r_paren, LParenLoc); 1882887407e71fd58de452361b77d72970e32b20ebe0Steve Naroff Selector Sel = PP.getSelectorTable().getSelector(nColons, &KeyIdents[0]); 18831d922960e083906a586609ac6978678147250177Sebastian Redl return Owned(Actions.ParseObjCSelectorExpression(Sel, AtLoc, SelectorLoc, 18841d922960e083906a586609ac6978678147250177Sebastian Redl LParenLoc, RParenLoc)); 188558065b2d8038a4e9a91ea4813bd1774c0f6efacbGabor Greif } 1886