Diagnostic.cpp revision a88084b78fd4ca5d3d858c14b02414f8cc399f02
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- Diagnostic.cpp - C Language Family Diagnostic Handling -----------===// 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 Diagnostic-related interfaces. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/Basic/Diagnostic.h" 1527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 1627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Lex/LexDiagnostic.h" 1727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Parse/ParseDiagnostic.h" 1827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/AST/ASTDiagnostic.h" 1927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Sema/SemaDiagnostic.h" 2027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Frontend/FrontendDiagnostic.h" 2127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Analysis/AnalysisDiagnostic.h" 2227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Driver/DriverDiagnostic.h" 2327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 24d93256e55673a17d18543397ec462416acb13792Douglas Gregor#include "clang/Basic/FileManager.h" 2543b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner#include "clang/Basic/IdentifierTable.h" 265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/Basic/SourceLocation.h" 27d93256e55673a17d18543397ec462416acb13792Douglas Gregor#include "clang/Basic/SourceManager.h" 28f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner#include "llvm/ADT/SmallVector.h" 2930bc96544346bea42921cf6837e66cef80d664b4Chris Lattner#include "llvm/ADT/StringExtras.h" 3023e47c6b6e8ccdd8daa378ab2a879644425c72d8Daniel Dunbar#include "llvm/Support/raw_ostream.h" 31182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner#include <vector> 32182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner#include <map> 3387cf5ac1b046a1db874b77dcb6e35f9c4b88c386Chris Lattner#include <cstring> 345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerusing namespace clang; 355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 36182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner//===----------------------------------------------------------------------===// 37182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner// Builtin Diagnostic information 38182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner//===----------------------------------------------------------------------===// 39182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 40121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner// Diagnostic classes. 41121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattnerenum { 42121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner CLASS_NOTE = 0x01, 43121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner CLASS_WARNING = 0x02, 44121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner CLASS_EXTENSION = 0x03, 45121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner CLASS_ERROR = 0x04 46121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner}; 4727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 4833dd2822f3972afe99b61315a890f8bad8ee5d7fChris Lattnerstruct StaticDiagInfoRec { 49121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner unsigned short DiagID; 50121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner unsigned Mapping : 3; 51121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner unsigned Class : 3; 525e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor bool SFINAE : 1; 53121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner const char *Description; 5433dd2822f3972afe99b61315a890f8bad8ee5d7fChris Lattner const char *OptionGroup; 551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5687d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner bool operator<(const StaticDiagInfoRec &RHS) const { 5787d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner return DiagID < RHS.DiagID; 5887d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner } 5987d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner bool operator>(const StaticDiagInfoRec &RHS) const { 6087d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner return DiagID > RHS.DiagID; 6187d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner } 6227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner}; 6327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 6433dd2822f3972afe99b61315a890f8bad8ee5d7fChris Lattnerstatic const StaticDiagInfoRec StaticDiagInfo[] = { 655e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor#define DIAG(ENUM,CLASS,DEFAULT_MAPPING,DESC,GROUP,SFINAE) \ 665e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor { diag::ENUM, DEFAULT_MAPPING, CLASS, SFINAE, DESC, GROUP }, 6727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticCommonKinds.inc" 6827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticDriverKinds.inc" 6927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticFrontendKinds.inc" 7027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticLexKinds.inc" 7127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticParseKinds.inc" 7227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticASTKinds.inc" 7327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticSemaKinds.inc" 7427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticAnalysisKinds.inc" 755e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor { 0, 0, 0, 0, 0, 0} 7627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner}; 778a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner#undef DIAG 7827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 7987d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner/// GetDiagInfo - Return the StaticDiagInfoRec entry for the specified DiagID, 8087d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner/// or null if the ID is invalid. 8133dd2822f3972afe99b61315a890f8bad8ee5d7fChris Lattnerstatic const StaticDiagInfoRec *GetDiagInfo(unsigned DiagID) { 8287d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner unsigned NumDiagEntries = sizeof(StaticDiagInfo)/sizeof(StaticDiagInfo[0])-1; 8387d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner 8487d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner // If assertions are enabled, verify that the StaticDiagInfo array is sorted. 8587d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner#ifndef NDEBUG 8687d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner static bool IsFirst = true; 8787d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner if (IsFirst) { 885a3ce9b10c164d9bf75a70d429e55d4e171a9a9eChris Lattner for (unsigned i = 1; i != NumDiagEntries; ++i) { 895a3ce9b10c164d9bf75a70d429e55d4e171a9a9eChris Lattner assert(StaticDiagInfo[i-1].DiagID != StaticDiagInfo[i].DiagID && 905a3ce9b10c164d9bf75a70d429e55d4e171a9a9eChris Lattner "Diag ID conflict, the enums at the start of clang::diag (in " 915a3ce9b10c164d9bf75a70d429e55d4e171a9a9eChris Lattner "Diagnostic.h) probably need to be increased"); 925a3ce9b10c164d9bf75a70d429e55d4e171a9a9eChris Lattner 9387d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner assert(StaticDiagInfo[i-1] < StaticDiagInfo[i] && 9487d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner "Improperly sorted diag info"); 955a3ce9b10c164d9bf75a70d429e55d4e171a9a9eChris Lattner } 9687d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner IsFirst = false; 9787d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner } 9887d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner#endif 991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10087d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner // Search the diagnostic table with a binary search. 1015e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor StaticDiagInfoRec Find = { DiagID, 0, 0, 0, 0, 0 }; 1021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10387d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner const StaticDiagInfoRec *Found = 10487d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner std::lower_bound(StaticDiagInfo, StaticDiagInfo + NumDiagEntries, Find); 10587d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner if (Found == StaticDiagInfo + NumDiagEntries || 10687d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner Found->DiagID != DiagID) 10787d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner return 0; 1081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10987d854ebedb43a9ff0f55591821dc5600984e479Chris Lattner return Found; 11033dd2822f3972afe99b61315a890f8bad8ee5d7fChris Lattner} 11133dd2822f3972afe99b61315a890f8bad8ee5d7fChris Lattner 11233dd2822f3972afe99b61315a890f8bad8ee5d7fChris Lattnerstatic unsigned GetDefaultDiagMapping(unsigned DiagID) { 11333dd2822f3972afe99b61315a890f8bad8ee5d7fChris Lattner if (const StaticDiagInfoRec *Info = GetDiagInfo(DiagID)) 114121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner return Info->Mapping; 115691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner return diag::MAP_FATAL; 116691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner} 117691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner 118d51d74a3e89c5e5fc9bfd2814996a5feab6dc932Chris Lattner/// getWarningOptionForDiag - Return the lowest-level warning option that 119d51d74a3e89c5e5fc9bfd2814996a5feab6dc932Chris Lattner/// enables the specified diagnostic. If there is no -Wfoo flag that controls 120d51d74a3e89c5e5fc9bfd2814996a5feab6dc932Chris Lattner/// the diagnostic, this returns null. 121d51d74a3e89c5e5fc9bfd2814996a5feab6dc932Chris Lattnerconst char *Diagnostic::getWarningOptionForDiag(unsigned DiagID) { 12233dd2822f3972afe99b61315a890f8bad8ee5d7fChris Lattner if (const StaticDiagInfoRec *Info = GetDiagInfo(DiagID)) 12333dd2822f3972afe99b61315a890f8bad8ee5d7fChris Lattner return Info->OptionGroup; 12433dd2822f3972afe99b61315a890f8bad8ee5d7fChris Lattner return 0; 125d51d74a3e89c5e5fc9bfd2814996a5feab6dc932Chris Lattner} 126d51d74a3e89c5e5fc9bfd2814996a5feab6dc932Chris Lattner 1275e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregorbool Diagnostic::isBuiltinSFINAEDiag(unsigned DiagID) { 1285e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (const StaticDiagInfoRec *Info = GetDiagInfo(DiagID)) 1298439fac3ce6c26db7982e34d119bf905b57eac91Douglas Gregor return Info->SFINAE && Info->Class == CLASS_ERROR; 1305e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor return false; 1315e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor} 1325e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 1335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// getDiagClass - Return the class field of the diagnostic. 1345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 1350750618b0beacdc9b0a9e210a661e4746823ced7Chris Lattnerstatic unsigned getBuiltinDiagClass(unsigned DiagID) { 136121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner if (const StaticDiagInfoRec *Info = GetDiagInfo(DiagID)) 137121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner return Info->Class; 138121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner return ~0U; 1395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 1405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 141182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner//===----------------------------------------------------------------------===// 142182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner// Custom Diagnostic information 143182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner//===----------------------------------------------------------------------===// 144182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 145182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattnernamespace clang { 146182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner namespace diag { 147182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner class CustomDiagInfo { 148182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner typedef std::pair<Diagnostic::Level, std::string> DiagDesc; 149182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner std::vector<DiagDesc> DiagInfo; 150182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner std::map<DiagDesc, unsigned> DiagIDs; 151182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner public: 1521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 153182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// getDescription - Return the description of the specified custom 154182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// diagnostic. 155182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner const char *getDescription(unsigned DiagID) const { 15688eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner assert(this && DiagID-DIAG_UPPER_LIMIT < DiagInfo.size() && 157182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner "Invalid diagnosic ID"); 15888eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner return DiagInfo[DiagID-DIAG_UPPER_LIMIT].second.c_str(); 159182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner } 1601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 161182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// getLevel - Return the level of the specified custom diagnostic. 162182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner Diagnostic::Level getLevel(unsigned DiagID) const { 16388eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner assert(this && DiagID-DIAG_UPPER_LIMIT < DiagInfo.size() && 164182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner "Invalid diagnosic ID"); 16588eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner return DiagInfo[DiagID-DIAG_UPPER_LIMIT].first; 166182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner } 1671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16832d4d80c26e8c4c1922cff4661e0b9f44a3aabfcDaniel Dunbar unsigned getOrCreateDiagID(Diagnostic::Level L, llvm::StringRef Message, 169a1f23cc7f5dae8b71b8ee631994274609d35eb89Chris Lattner Diagnostic &Diags) { 170182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner DiagDesc D(L, Message); 171182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner // Check to see if it already exists. 172182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner std::map<DiagDesc, unsigned>::iterator I = DiagIDs.lower_bound(D); 173182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner if (I != DiagIDs.end() && I->first == D) 174182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner return I->second; 1751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 176182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner // If not, assign a new ID. 17788eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner unsigned ID = DiagInfo.size()+DIAG_UPPER_LIMIT; 178182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner DiagIDs.insert(std::make_pair(D, ID)); 179182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner DiagInfo.push_back(D); 180182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner return ID; 181182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner } 182182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner }; 1831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } // end diag namespace 1851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump} // end clang namespace 186182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 187182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 188182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner//===----------------------------------------------------------------------===// 189182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner// Common Diagnostic implementation 190182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner//===----------------------------------------------------------------------===// 191182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 1923fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattnerstatic void DummyArgToStringFn(Diagnostic::ArgumentKind AK, intptr_t QT, 1933fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Modifier, unsigned ML, 1943fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Argument, unsigned ArgLen, 195b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner const Diagnostic::ArgumentValue *PrevArgs, 196b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner unsigned NumPrevArgs, 19792dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner llvm::SmallVectorImpl<char> &Output, 19892dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void *Cookie) { 1993fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Str = "<can't format argument>"; 20022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner Output.append(Str, Str+strlen(Str)); 20122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner} 20222caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner 20322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner 204b4398aa27da4d6919c3ae448d1ae66ba6cafc048Ted KremenekDiagnostic::Diagnostic(DiagnosticClient *client) : Client(client) { 20527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner AllExtensionsSilenced = 0; 2065b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner IgnoreAllWarnings = false; 2075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer WarningsAsErrors = false; 208e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner ErrorsAsFatal = false; 2092fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar SuppressSystemWarnings = false; 21081b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor SuppressAllDiagnostics = false; 211b54b276a920246c595a0498da281821eb9d22996Chris Lattner ExtBehavior = Ext_Ignore; 2121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ErrorOccurred = false; 21415221422eda7bac679e38b07512feda49715ef66Chris Lattner FatalErrorOccurred = false; 2155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer NumDiagnostics = 0; 216e0c4d895ffe4320aa4e29485711ad7d154f2cc2bSteve Naroff 2175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer NumErrors = 0; 218182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner CustomDiagInfo = 0; 2193cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagID = ~0U; 220525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor LastDiagLevel = Ignored; 2211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2223fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFn = DummyArgToStringFn; 22392dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner ArgToStringCookie = 0; 2241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 225691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner // Set all mappings to 'unset'. 22604ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner DiagMappings BlankDiags(diag::DIAG_UPPER_LIMIT/2, 0); 22704ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner DiagMappingsStack.push_back(BlankDiags); 228182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner} 229182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 230182745ae7892bca0842d9c023370ade5f8d1c6e8Chris LattnerDiagnostic::~Diagnostic() { 231182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner delete CustomDiagInfo; 232182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner} 233182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 23404ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 23504ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattnervoid Diagnostic::pushMappings() { 236ca2c3e2cfc630db614298e8d7f2aaca4507e01e1John Thompson // Avoids undefined behavior when the stack has to resize. 237ca2c3e2cfc630db614298e8d7f2aaca4507e01e1John Thompson DiagMappingsStack.reserve(DiagMappingsStack.size() + 1); 23804ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner DiagMappingsStack.push_back(DiagMappingsStack.back()); 23904ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner} 24004ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 24104ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattnerbool Diagnostic::popMappings() { 24204ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner if (DiagMappingsStack.size() == 1) 24304ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner return false; 24404ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 24504ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner DiagMappingsStack.pop_back(); 24604ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner return true; 24704ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner} 24804ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 249182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner/// getCustomDiagID - Return an ID for a diagnostic with the specified message 250182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner/// and level. If this is the first request for this diagnosic, it is 251182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner/// registered and created, otherwise the existing ID is returned. 25232d4d80c26e8c4c1922cff4661e0b9f44a3aabfcDaniel Dunbarunsigned Diagnostic::getCustomDiagID(Level L, llvm::StringRef Message) { 2531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (CustomDiagInfo == 0) 254182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner CustomDiagInfo = new diag::CustomDiagInfo(); 255a1f23cc7f5dae8b71b8ee631994274609d35eb89Chris Lattner return CustomDiagInfo->getOrCreateDiagID(L, Message, *this); 2565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 2575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 258182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 259f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// isBuiltinWarningOrExtension - Return true if the unmapped diagnostic 260f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// level of the specified diagnostic ID is a Warning or Extension. 261f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// This only works on builtin diagnostics, not custom ones, and is not legal to 262f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// call on NOTEs. 263f5d2328fc849288c3a62e43d065685f516d57091Chris Lattnerbool Diagnostic::isBuiltinWarningOrExtension(unsigned DiagID) { 2648a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner return DiagID < diag::DIAG_UPPER_LIMIT && 2658a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner getBuiltinDiagClass(DiagID) != CLASS_ERROR; 2665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 2675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 268ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor/// \brief Determine whether the given built-in diagnostic ID is a 269ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor/// Note. 270ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregorbool Diagnostic::isBuiltinNote(unsigned DiagID) { 2718a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner return DiagID < diag::DIAG_UPPER_LIMIT && 2728a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner getBuiltinDiagClass(DiagID) == CLASS_NOTE; 273ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor} 274ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 27527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner/// isBuiltinExtensionDiag - Determine whether the given built-in diagnostic 27627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner/// ID is for an extension of some sort. 27727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner/// 27827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattnerbool Diagnostic::isBuiltinExtensionDiag(unsigned DiagID) { 2798a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner return DiagID < diag::DIAG_UPPER_LIMIT && 2808a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner getBuiltinDiagClass(DiagID) == CLASS_EXTENSION; 28127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner} 28227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 2835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// getDescription - Given a diagnostic ID, return a description of the 2855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// issue. 2860a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattnerconst char *Diagnostic::getDescription(unsigned DiagID) const { 287121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner if (const StaticDiagInfoRec *Info = GetDiagInfo(DiagID)) 288121f60c2aa51eae81eac75a9bd8c076140896f3dChris Lattner return Info->Description; 28920c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner return CustomDiagInfo->getDescription(DiagID); 2905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 2915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// getDiagnosticLevel - Based on the way the client configured the Diagnostic 2935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// object, classify the specified diagnostic ID into a Level, consumable by 2945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the DiagnosticClient. 2955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid SpencerDiagnostic::Level Diagnostic::getDiagnosticLevel(unsigned DiagID) const { 296182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner // Handle custom diagnostics, which cannot be mapped. 29719e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner if (DiagID >= diag::DIAG_UPPER_LIMIT) 298182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner return CustomDiagInfo->getLevel(DiagID); 2991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3000750618b0beacdc9b0a9e210a661e4746823ced7Chris Lattner unsigned DiagClass = getBuiltinDiagClass(DiagID); 3018a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner assert(DiagClass != CLASS_NOTE && "Cannot get diagnostic level of a note!"); 302f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner return getDiagnosticLevel(DiagID, DiagClass); 303f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner} 304f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner 305f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// getDiagnosticLevel - Based on the way the client configured the Diagnostic 306f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// object, classify the specified diagnostic ID into a Level, consumable by 307f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// the DiagnosticClient. 308f5d2328fc849288c3a62e43d065685f516d57091Chris LattnerDiagnostic::Level 309f5d2328fc849288c3a62e43d065685f516d57091Chris LattnerDiagnostic::getDiagnosticLevel(unsigned DiagID, unsigned DiagClass) const { 3105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Specific non-error diagnostics may be mapped to various levels from ignored 311f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // to error. Errors can only be mapped to fatal. 31227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner Diagnostic::Level Result = Diagnostic::Fatal; 3131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 314691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner // Get the mapping information, if unset, compute it lazily. 315691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner unsigned MappingInfo = getDiagnosticMappingInfo((diag::kind)DiagID); 316691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner if (MappingInfo == 0) { 317691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner MappingInfo = GetDefaultDiagMapping(DiagID); 318691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner setDiagnosticMappingInternal(DiagID, MappingInfo, false); 319691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner } 3201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 321691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner switch (MappingInfo & 7) { 322691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner default: assert(0 && "Unknown mapping!"); 32327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner case diag::MAP_IGNORE: 324b54b276a920246c595a0498da281821eb9d22996Chris Lattner // Ignore this, unless this is an extension diagnostic and we're mapping 325b54b276a920246c595a0498da281821eb9d22996Chris Lattner // them onto warnings or errors. 326b54b276a920246c595a0498da281821eb9d22996Chris Lattner if (!isBuiltinExtensionDiag(DiagID) || // Not an extension 327b54b276a920246c595a0498da281821eb9d22996Chris Lattner ExtBehavior == Ext_Ignore || // Extensions ignored anyway 328b54b276a920246c595a0498da281821eb9d22996Chris Lattner (MappingInfo & 8) != 0) // User explicitly mapped it. 329b54b276a920246c595a0498da281821eb9d22996Chris Lattner return Diagnostic::Ignored; 330b54b276a920246c595a0498da281821eb9d22996Chris Lattner Result = Diagnostic::Warning; 331b54b276a920246c595a0498da281821eb9d22996Chris Lattner if (ExtBehavior == Ext_Error) Result = Diagnostic::Error; 332e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner if (Result == Diagnostic::Error && ErrorsAsFatal) 333e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner Result = Diagnostic::Fatal; 334b54b276a920246c595a0498da281821eb9d22996Chris Lattner break; 33527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner case diag::MAP_ERROR: 33627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner Result = Diagnostic::Error; 337e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner if (ErrorsAsFatal) 338e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner Result = Diagnostic::Fatal; 33927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner break; 34027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner case diag::MAP_FATAL: 34127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner Result = Diagnostic::Fatal; 34227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner break; 34327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner case diag::MAP_WARNING: 34427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner // If warnings are globally mapped to ignore or error, do it. 3455b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner if (IgnoreAllWarnings) 3465b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner return Diagnostic::Ignored; 3471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3482b07d8fe9e8a8ba12d64066632e17a9a5308a12eChris Lattner Result = Diagnostic::Warning; 3491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 350b54b276a920246c595a0498da281821eb9d22996Chris Lattner // If this is an extension diagnostic and we're in -pedantic-error mode, and 351b54b276a920246c595a0498da281821eb9d22996Chris Lattner // if the user didn't explicitly map it, upgrade to an error. 352b54b276a920246c595a0498da281821eb9d22996Chris Lattner if (ExtBehavior == Ext_Error && 353b54b276a920246c595a0498da281821eb9d22996Chris Lattner (MappingInfo & 8) == 0 && 354b54b276a920246c595a0498da281821eb9d22996Chris Lattner isBuiltinExtensionDiag(DiagID)) 355b54b276a920246c595a0498da281821eb9d22996Chris Lattner Result = Diagnostic::Error; 3561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3572b07d8fe9e8a8ba12d64066632e17a9a5308a12eChris Lattner if (WarningsAsErrors) 3582b07d8fe9e8a8ba12d64066632e17a9a5308a12eChris Lattner Result = Diagnostic::Error; 359e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner if (Result == Diagnostic::Error && ErrorsAsFatal) 360e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner Result = Diagnostic::Fatal; 3612b07d8fe9e8a8ba12d64066632e17a9a5308a12eChris Lattner break; 3621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3632b07d8fe9e8a8ba12d64066632e17a9a5308a12eChris Lattner case diag::MAP_WARNING_NO_WERROR: 3642b07d8fe9e8a8ba12d64066632e17a9a5308a12eChris Lattner // Diagnostics specified with -Wno-error=foo should be set to warnings, but 3652b07d8fe9e8a8ba12d64066632e17a9a5308a12eChris Lattner // not be adjusted by -Werror or -pedantic-errors. 3662b07d8fe9e8a8ba12d64066632e17a9a5308a12eChris Lattner Result = Diagnostic::Warning; 3671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3682b07d8fe9e8a8ba12d64066632e17a9a5308a12eChris Lattner // If warnings are globally mapped to ignore or error, do it. 3692b07d8fe9e8a8ba12d64066632e17a9a5308a12eChris Lattner if (IgnoreAllWarnings) 3702b07d8fe9e8a8ba12d64066632e17a9a5308a12eChris Lattner return Diagnostic::Ignored; 3711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 37227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner break; 373e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner 374e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner case diag::MAP_ERROR_NO_WFATAL: 375e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner // Diagnostics specified as -Wno-fatal-error=foo should be errors, but 376e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner // unaffected by -Wfatal-errors. 377e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner Result = Diagnostic::Error; 378e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner break; 3795b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner } 38027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 38127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner // Okay, we're about to return this as a "diagnostic to emit" one last check: 38227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner // if this is any sort of extension warning, and if we're in an __extension__ 38327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner // block, silence it. 38427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner if (AllExtensionsSilenced && isBuiltinExtensionDiag(DiagID)) 38527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner return Diagnostic::Ignored; 3861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 38727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner return Result; 3885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 3895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3903bc172bc6a787842db6fea351cf6929539fca70dChris Lattnerstruct WarningOption { 3913bc172bc6a787842db6fea351cf6929539fca70dChris Lattner const char *Name; 3923bc172bc6a787842db6fea351cf6929539fca70dChris Lattner const short *Members; 3933bc172bc6a787842db6fea351cf6929539fca70dChris Lattner const char *SubGroups; 3943bc172bc6a787842db6fea351cf6929539fca70dChris Lattner}; 3953bc172bc6a787842db6fea351cf6929539fca70dChris Lattner 3963bc172bc6a787842db6fea351cf6929539fca70dChris Lattner#define GET_DIAG_ARRAYS 3973bc172bc6a787842db6fea351cf6929539fca70dChris Lattner#include "clang/Basic/DiagnosticGroups.inc" 3983bc172bc6a787842db6fea351cf6929539fca70dChris Lattner#undef GET_DIAG_ARRAYS 3993bc172bc6a787842db6fea351cf6929539fca70dChris Lattner 4003bc172bc6a787842db6fea351cf6929539fca70dChris Lattner// Second the table of options, sorted by name for fast binary lookup. 4013bc172bc6a787842db6fea351cf6929539fca70dChris Lattnerstatic const WarningOption OptionTable[] = { 4023bc172bc6a787842db6fea351cf6929539fca70dChris Lattner#define GET_DIAG_TABLE 4033bc172bc6a787842db6fea351cf6929539fca70dChris Lattner#include "clang/Basic/DiagnosticGroups.inc" 4043bc172bc6a787842db6fea351cf6929539fca70dChris Lattner#undef GET_DIAG_TABLE 4053bc172bc6a787842db6fea351cf6929539fca70dChris Lattner}; 4063bc172bc6a787842db6fea351cf6929539fca70dChris Lattnerstatic const size_t OptionTableSize = 4073bc172bc6a787842db6fea351cf6929539fca70dChris Lattnersizeof(OptionTable) / sizeof(OptionTable[0]); 4083bc172bc6a787842db6fea351cf6929539fca70dChris Lattner 4093bc172bc6a787842db6fea351cf6929539fca70dChris Lattnerstatic bool WarningOptionCompare(const WarningOption &LHS, 4103bc172bc6a787842db6fea351cf6929539fca70dChris Lattner const WarningOption &RHS) { 4113bc172bc6a787842db6fea351cf6929539fca70dChris Lattner return strcmp(LHS.Name, RHS.Name) < 0; 4123bc172bc6a787842db6fea351cf6929539fca70dChris Lattner} 4133bc172bc6a787842db6fea351cf6929539fca70dChris Lattner 4143bc172bc6a787842db6fea351cf6929539fca70dChris Lattnerstatic void MapGroupMembers(const WarningOption *Group, diag::Mapping Mapping, 4153bc172bc6a787842db6fea351cf6929539fca70dChris Lattner Diagnostic &Diags) { 4163bc172bc6a787842db6fea351cf6929539fca70dChris Lattner // Option exists, poke all the members of its diagnostic set. 4173bc172bc6a787842db6fea351cf6929539fca70dChris Lattner if (const short *Member = Group->Members) { 4183bc172bc6a787842db6fea351cf6929539fca70dChris Lattner for (; *Member != -1; ++Member) 4193bc172bc6a787842db6fea351cf6929539fca70dChris Lattner Diags.setDiagnosticMapping(*Member, Mapping); 4203bc172bc6a787842db6fea351cf6929539fca70dChris Lattner } 4211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4223bc172bc6a787842db6fea351cf6929539fca70dChris Lattner // Enable/disable all subgroups along with this one. 4233bc172bc6a787842db6fea351cf6929539fca70dChris Lattner if (const char *SubGroups = Group->SubGroups) { 4243bc172bc6a787842db6fea351cf6929539fca70dChris Lattner for (; *SubGroups != (char)-1; ++SubGroups) 4253bc172bc6a787842db6fea351cf6929539fca70dChris Lattner MapGroupMembers(&OptionTable[(unsigned char)*SubGroups], Mapping, Diags); 4263bc172bc6a787842db6fea351cf6929539fca70dChris Lattner } 4273bc172bc6a787842db6fea351cf6929539fca70dChris Lattner} 4283bc172bc6a787842db6fea351cf6929539fca70dChris Lattner 4293bc172bc6a787842db6fea351cf6929539fca70dChris Lattner/// setDiagnosticGroupMapping - Change an entire diagnostic group (e.g. 4303bc172bc6a787842db6fea351cf6929539fca70dChris Lattner/// "unknown-pragmas" to have the specified mapping. This returns true and 4313bc172bc6a787842db6fea351cf6929539fca70dChris Lattner/// ignores the request if "Group" was unknown, false otherwise. 4323bc172bc6a787842db6fea351cf6929539fca70dChris Lattnerbool Diagnostic::setDiagnosticGroupMapping(const char *Group, 4333bc172bc6a787842db6fea351cf6929539fca70dChris Lattner diag::Mapping Map) { 4341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4353bc172bc6a787842db6fea351cf6929539fca70dChris Lattner WarningOption Key = { Group, 0, 0 }; 4363bc172bc6a787842db6fea351cf6929539fca70dChris Lattner const WarningOption *Found = 4373bc172bc6a787842db6fea351cf6929539fca70dChris Lattner std::lower_bound(OptionTable, OptionTable + OptionTableSize, Key, 4383bc172bc6a787842db6fea351cf6929539fca70dChris Lattner WarningOptionCompare); 4393bc172bc6a787842db6fea351cf6929539fca70dChris Lattner if (Found == OptionTable + OptionTableSize || 4403bc172bc6a787842db6fea351cf6929539fca70dChris Lattner strcmp(Found->Name, Group) != 0) 4413bc172bc6a787842db6fea351cf6929539fca70dChris Lattner return true; // Option not found. 4421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4433bc172bc6a787842db6fea351cf6929539fca70dChris Lattner MapGroupMembers(Found, Map, *this); 4443bc172bc6a787842db6fea351cf6929539fca70dChris Lattner return false; 4453bc172bc6a787842db6fea351cf6929539fca70dChris Lattner} 4463bc172bc6a787842db6fea351cf6929539fca70dChris Lattner 4473bc172bc6a787842db6fea351cf6929539fca70dChris Lattner 4480a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner/// ProcessDiag - This is the method used to report a diagnostic that is 4490a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner/// finally fully formed. 4505e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregorbool Diagnostic::ProcessDiag() { 4513cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DiagnosticInfo Info(this); 4521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 45381b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor if (SuppressAllDiagnostics) 45481b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor return false; 45581b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor 4565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Figure out the diagnostic level of this message. 457f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner Diagnostic::Level DiagLevel; 458f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner unsigned DiagID = Info.getID(); 4591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 460f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // ShouldEmitInSystemHeader - True if this diagnostic should be produced even 461f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // in a system header. 462f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner bool ShouldEmitInSystemHeader; 4631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 464f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner if (DiagID >= diag::DIAG_UPPER_LIMIT) { 465f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // Handle custom diagnostics, which cannot be mapped. 466f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner DiagLevel = CustomDiagInfo->getLevel(DiagID); 4671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 468f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // Custom diagnostics always are emitted in system headers. 469f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner ShouldEmitInSystemHeader = true; 470f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner } else { 471f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // Get the class of the diagnostic. If this is a NOTE, map it onto whatever 472f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // the diagnostic level was for the previous diagnostic so that it is 473f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // filtered the same as the previous diagnostic. 474f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner unsigned DiagClass = getBuiltinDiagClass(DiagID); 4758a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner if (DiagClass == CLASS_NOTE) { 476f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner DiagLevel = Diagnostic::Note; 477f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner ShouldEmitInSystemHeader = false; // extra consideration is needed 478f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner } else { 4791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // If this is not an error and we are in a system header, we ignore it. 480f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // Check the original Diag ID here, because we also want to ignore 481f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // extensions and warnings in -Werror and -pedantic-errors modes, which 482f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // *map* warnings/extensions to errors. 4838a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner ShouldEmitInSystemHeader = DiagClass == CLASS_ERROR; 4841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 485f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner DiagLevel = getDiagnosticLevel(DiagID, DiagClass); 486f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner } 487f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner } 488f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner 489525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor if (DiagLevel != Diagnostic::Note) { 490525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor // Record that a fatal error occurred only when we see a second 491525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor // non-note diagnostic. This allows notes to be attached to the 492525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor // fatal error, but suppresses any diagnostics that follow those 493525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor // notes. 494525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor if (LastDiagLevel == Diagnostic::Fatal) 495525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor FatalErrorOccurred = true; 496525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor 497f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner LastDiagLevel = DiagLevel; 4981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } 499525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor 500525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor // If a fatal error has already been emitted, silence all subsequent 501525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor // diagnostics. 502525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor if (FatalErrorOccurred) 5035e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor return false; 504525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor 505f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // If the client doesn't care about this message, don't issue it. If this is 506f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // a note and the last real diagnostic was ignored, ignore it too. 507f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner if (DiagLevel == Diagnostic::Ignored || 508f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner (DiagLevel == Diagnostic::Note && LastDiagLevel == Diagnostic::Ignored)) 5095e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor return false; 5107bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 511f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // If this diagnostic is in a system header and is not a clang error, suppress 512f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // it. 513f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner if (SuppressSystemWarnings && !ShouldEmitInSystemHeader && 5140a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner Info.getLocation().isValid() && 515779cf424a153ca92d501af87cb50c7a701514a61John McCall Info.getLocation().getInstantiationLoc().isInSystemHeader() && 516336f26be05c30c0c65b8b518d68f04c29b43b3d2Chris Lattner (DiagLevel != Diagnostic::Note || LastDiagLevel == Diagnostic::Ignored)) { 517336f26be05c30c0c65b8b518d68f04c29b43b3d2Chris Lattner LastDiagLevel = Diagnostic::Ignored; 5185e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor return false; 519336f26be05c30c0c65b8b518d68f04c29b43b3d2Chris Lattner } 520f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner 5215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer if (DiagLevel >= Diagnostic::Error) { 5225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ErrorOccurred = true; 5230a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner ++NumErrors; 5245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Finally, report it. 5270a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner Client->HandleDiagnostic(DiagLevel, Info); 528cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek if (Client->IncludeInDiagnosticCounts()) ++NumDiagnostics; 529ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 530ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor CurDiagID = ~0U; 5315e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 5325e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor return true; 5335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 5345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5357bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 5365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid SpencerDiagnosticClient::~DiagnosticClient() {} 5377bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 538f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 539af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// ModifierIs - Return true if the specified modifier matches specified string. 540af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnertemplate <std::size_t StrLen> 541af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnerstatic bool ModifierIs(const char *Modifier, unsigned ModifierLen, 542af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char (&Str)[StrLen]) { 543af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner return StrLen-1 == ModifierLen && !memcmp(Modifier, Str, StrLen-1); 544af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 545af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 546909c182f6a0e6169475eef6a71add14555b6162cJohn McCall/// ScanForward - Scans forward, looking for the given character, skipping 547909c182f6a0e6169475eef6a71add14555b6162cJohn McCall/// nested clauses and escaped characters. 548909c182f6a0e6169475eef6a71add14555b6162cJohn McCallstatic const char *ScanFormat(const char *I, const char *E, char Target) { 549909c182f6a0e6169475eef6a71add14555b6162cJohn McCall unsigned Depth = 0; 550909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 551909c182f6a0e6169475eef6a71add14555b6162cJohn McCall for ( ; I != E; ++I) { 552909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (Depth == 0 && *I == Target) return I; 553909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (Depth != 0 && *I == '}') Depth--; 554909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 555909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (*I == '%') { 556909c182f6a0e6169475eef6a71add14555b6162cJohn McCall I++; 557909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (I == E) break; 558909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 559909c182f6a0e6169475eef6a71add14555b6162cJohn McCall // Escaped characters get implicitly skipped here. 560909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 561909c182f6a0e6169475eef6a71add14555b6162cJohn McCall // Format specifier. 562909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (!isdigit(*I) && !ispunct(*I)) { 563909c182f6a0e6169475eef6a71add14555b6162cJohn McCall for (I++; I != E && !isdigit(*I) && *I != '{'; I++) ; 564909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (I == E) break; 565909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (*I == '{') 566909c182f6a0e6169475eef6a71add14555b6162cJohn McCall Depth++; 567909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } 568909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } 569909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } 570909c182f6a0e6169475eef6a71add14555b6162cJohn McCall return E; 571909c182f6a0e6169475eef6a71add14555b6162cJohn McCall} 572909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 573af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// HandleSelectModifier - Handle the integer 'select' modifier. This is used 574af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// like this: %select{foo|bar|baz}2. This means that the integer argument 575af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// "%2" has a value from 0-2. If the value is 0, the diagnostic prints 'foo'. 576af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// If the value is 1, it prints 'bar'. If it has the value 2, it prints 'baz'. 577af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// This is very useful for certain classes of variant diagnostics. 5789f28614bf1a8387000d8df57a713fcf69e198145John McCallstatic void HandleSelectModifier(const DiagnosticInfo &DInfo, unsigned ValNo, 579af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *Argument, unsigned ArgumentLen, 580af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner llvm::SmallVectorImpl<char> &OutStr) { 581af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *ArgumentEnd = Argument+ArgumentLen; 5821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 583af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Skip over 'ValNo' |'s. 584af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner while (ValNo) { 585909c182f6a0e6169475eef6a71add14555b6162cJohn McCall const char *NextVal = ScanFormat(Argument, ArgumentEnd, '|'); 586af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(NextVal != ArgumentEnd && "Value for integer select modifier was" 587af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner " larger than the number of options in the diagnostic string!"); 588af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Argument = NextVal+1; // Skip this string. 589af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner --ValNo; 590af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 5911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 592af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Get the end of the value. This is either the } or the |. 593909c182f6a0e6169475eef6a71add14555b6162cJohn McCall const char *EndPtr = ScanFormat(Argument, ArgumentEnd, '|'); 5949f28614bf1a8387000d8df57a713fcf69e198145John McCall 5959f28614bf1a8387000d8df57a713fcf69e198145John McCall // Recursively format the result of the select clause into the output string. 5969f28614bf1a8387000d8df57a713fcf69e198145John McCall DInfo.FormatDiagnostic(Argument, EndPtr, OutStr); 597af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 598af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 599af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// HandleIntegerSModifier - Handle the integer 's' modifier. This adds the 600af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// letter 's' to the string if the value is not 1. This is used in cases like 601af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// this: "you idiot, you have %4 parameter%s4!". 602af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnerstatic void HandleIntegerSModifier(unsigned ValNo, 603af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner llvm::SmallVectorImpl<char> &OutStr) { 604af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ValNo != 1) 605af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.push_back('s'); 606af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 607af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 6083be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// HandleOrdinalModifier - Handle the integer 'ord' modifier. This 6093be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// prints the ordinal form of the given integer, with 1 corresponding 6103be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// to the first ordinal. Currently this is hard-coded to use the 6113be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// English form. 6123be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCallstatic void HandleOrdinalModifier(unsigned ValNo, 6133be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall llvm::SmallVectorImpl<char> &OutStr) { 6143be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall assert(ValNo != 0 && "ValNo must be strictly positive!"); 6153be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 6163be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall llvm::raw_svector_ostream Out(OutStr); 6173be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 6183be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // We could use text forms for the first N ordinals, but the numeric 6193be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // forms are actually nicer in diagnostics because they stand out. 6203be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall Out << ValNo; 6213be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 6223be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // It is critically important that we do this perfectly for 6233be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // user-written sequences with over 100 elements. 6243be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall switch (ValNo % 100) { 6253be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 11: 6263be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 12: 6273be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 13: 6283be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall Out << "th"; return; 6293be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall default: 6303be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall switch (ValNo % 10) { 6313be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 1: Out << "st"; return; 6323be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 2: Out << "nd"; return; 6333be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 3: Out << "rd"; return; 6343be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall default: Out << "th"; return; 6353be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } 6363be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } 6373be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall} 6383be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 639af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 640e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// PluralNumber - Parse an unsigned integer and advance Start. 641d2aa7c90e7646c509f3493fa8548635ccf4a2d0aChris Lattnerstatic unsigned PluralNumber(const char *&Start, const char *End) { 642e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Programming 101: Parse a decimal number :-) 643e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Val = 0; 644e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (Start != End && *Start >= '0' && *Start <= '9') { 645e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Val *= 10; 646e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Val += *Start - '0'; 647e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 648e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 649e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Val; 650e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 651e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 652e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// TestPluralRange - Test if Val is in the parsed range. Modifies Start. 653d2aa7c90e7646c509f3493fa8548635ccf4a2d0aChris Lattnerstatic bool TestPluralRange(unsigned Val, const char *&Start, const char *End) { 654e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (*Start != '[') { 655e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Ref = PluralNumber(Start, End); 656e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Ref == Val; 657e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 658e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 659e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 660e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Low = PluralNumber(Start, End); 661e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == ',' && "Bad plural expression syntax: expected ,"); 662e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 663e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned High = PluralNumber(Start, End); 664e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == ']' && "Bad plural expression syntax: expected )"); 665e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 666e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Low <= Val && Val <= High; 667e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 668e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 669e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// EvalPluralExpr - Actual expression evaluator for HandlePluralModifier. 670d2aa7c90e7646c509f3493fa8548635ccf4a2d0aChris Lattnerstatic bool EvalPluralExpr(unsigned ValNo, const char *Start, const char *End) { 671e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Empty condition? 672e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (*Start == ':') 673e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 674e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 675e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (1) { 676e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl char C = *Start; 677e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (C == '%') { 678e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Modulo expression 679e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 680e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Arg = PluralNumber(Start, End); 681e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == '=' && "Bad plural expression syntax: expected ="); 682e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 683e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned ValMod = ValNo % Arg; 684e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (TestPluralRange(ValMod, Start, End)) 685e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 686e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else { 687e20653219732b03294130999415fc3aa92d2336aSebastian Redl assert((C == '[' || (C >= '0' && C <= '9')) && 688e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl "Bad plural expression syntax: unexpected character"); 689e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Range expression 690e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (TestPluralRange(ValNo, Start, End)) 691e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 692e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 693e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 694e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Scan for next or-expr part. 695e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Start = std::find(Start, End, ','); 6961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (Start == End) 697e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl break; 698e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 699e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 700e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return false; 701e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 702e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 703e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// HandlePluralModifier - Handle the integer 'plural' modifier. This is used 704e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// for complex plural forms, or in languages where all plurals are complex. 705e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// The syntax is: %plural{cond1:form1|cond2:form2|:form3}, where condn are 706e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// conditions that are tested in order, the form corresponding to the first 707e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// that applies being emitted. The empty condition is always true, making the 708e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// last form a default case. 709e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Conditions are simple boolean expressions, where n is the number argument. 710e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Here are the rules. 711e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// condition := expression | empty 712e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// empty := -> always true 713e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// expression := numeric [',' expression] -> logical or 714e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// numeric := range -> true if n in range 715e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// | '%' number '=' range -> true if n % number in range 716e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// range := number 717e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// | '[' number ',' number ']' -> ranges are inclusive both ends 718e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// 719e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Here are some examples from the GNU gettext manual written in this form: 720e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// English: 721e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|:form1} 722e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Latvian: 723e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {0:form2|%100=11,%10=0,%10=[2,9]:form1|:form0} 724e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Gaeilge: 725e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|2:form1|:form2} 726e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Romanian: 727e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|0,%100=[1,19]:form1|:form2} 728e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Lithuanian: 729e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {%10=0,%100=[10,19]:form2|%10=1:form0|:form1} 730e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Russian (requires repeated form): 731e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {%100=[11,14]:form2|%10=1:form0|%10=[2,4]:form1|:form2} 732e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Slovak 733e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|[2,4]:form1|:form2} 734e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Polish (requires repeated form): 735e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|%100=[10,20]:form2|%10=[2,4]:form1|:form2} 736e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redlstatic void HandlePluralModifier(unsigned ValNo, 737e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *Argument, unsigned ArgumentLen, 738b54b276a920246c595a0498da281821eb9d22996Chris Lattner llvm::SmallVectorImpl<char> &OutStr) { 739e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *ArgumentEnd = Argument + ArgumentLen; 740e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (1) { 741e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(Argument < ArgumentEnd && "Plural expression didn't match."); 742e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *ExprEnd = Argument; 743e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (*ExprEnd != ':') { 744e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(ExprEnd != ArgumentEnd && "Plural missing expression end"); 745e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++ExprEnd; 746e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 747e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (EvalPluralExpr(ValNo, Argument, ExprEnd)) { 748e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Argument = ExprEnd + 1; 749909c182f6a0e6169475eef6a71add14555b6162cJohn McCall ExprEnd = ScanFormat(Argument, ArgumentEnd, '|'); 750e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl OutStr.append(Argument, ExprEnd); 751e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return; 752e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 753909c182f6a0e6169475eef6a71add14555b6162cJohn McCall Argument = ScanFormat(Argument, ArgumentEnd - 1, '|') + 1; 754e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 755e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 756e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 757e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 758f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// FormatDiagnostic - Format this diagnostic into a string, substituting the 759f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// formal arguments into the %0 slots. The result is appended onto the Str 760f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// array. 761f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattnervoid DiagnosticInfo:: 762f4c839657742b823cea1a95b18422f1ba74d3dddChris LattnerFormatDiagnostic(llvm::SmallVectorImpl<char> &OutStr) const { 763f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner const char *DiagStr = getDiags()->getDescription(getID()); 764f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner const char *DiagEnd = DiagStr+strlen(DiagStr); 7651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7669f28614bf1a8387000d8df57a713fcf69e198145John McCall FormatDiagnostic(DiagStr, DiagEnd, OutStr); 7679f28614bf1a8387000d8df57a713fcf69e198145John McCall} 7689f28614bf1a8387000d8df57a713fcf69e198145John McCall 7699f28614bf1a8387000d8df57a713fcf69e198145John McCallvoid DiagnosticInfo:: 7709f28614bf1a8387000d8df57a713fcf69e198145John McCallFormatDiagnostic(const char *DiagStr, const char *DiagEnd, 7719f28614bf1a8387000d8df57a713fcf69e198145John McCall llvm::SmallVectorImpl<char> &OutStr) const { 7729f28614bf1a8387000d8df57a713fcf69e198145John McCall 773b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// FormattedArgs - Keep track of all of the arguments formatted by 774b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// ConvertArgToString and pass them into subsequent calls to 775b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// ConvertArgToString, allowing the implementation to avoid redundancies in 776b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// obvious cases. 777b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner llvm::SmallVector<Diagnostic::ArgumentValue, 8> FormattedArgs; 778b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 779f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner while (DiagStr != DiagEnd) { 780f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner if (DiagStr[0] != '%') { 781f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner // Append non-%0 substrings to Str if we have one. 782f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner const char *StrEnd = std::find(DiagStr, DiagEnd, '%'); 783f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner OutStr.append(DiagStr, StrEnd); 784f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner DiagStr = StrEnd; 785af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner continue; 786909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } else if (ispunct(DiagStr[1])) { 787909c182f6a0e6169475eef6a71add14555b6162cJohn McCall OutStr.push_back(DiagStr[1]); // %% -> %. 788f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner DiagStr += 2; 789af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner continue; 790af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 7911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 792af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Skip the %. 793af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; 7941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 795af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // This must be a placeholder for a diagnostic argument. The format for a 796af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // placeholder is one of "%0", "%modifier0", or "%modifier{arguments}0". 797af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // The digit is a number from 0-9 indicating which argument this comes from. 798af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // The modifier is a string of digits from the set [-a-z]+, arguments is a 799af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // brace enclosed string. 800af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *Modifier = 0, *Argument = 0; 801af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner unsigned ModifierLen = 0, ArgumentLen = 0; 8021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 803af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Check to see if we have a modifier. If so eat it. 804af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (!isdigit(DiagStr[0])) { 805af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Modifier = DiagStr; 806af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner while (DiagStr[0] == '-' || 807af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner (DiagStr[0] >= 'a' && DiagStr[0] <= 'z')) 808af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; 809af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ModifierLen = DiagStr-Modifier; 810f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 811af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // If we have an argument, get it next. 812af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (DiagStr[0] == '{') { 813af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; // Skip {. 814af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Argument = DiagStr; 8151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 816909c182f6a0e6169475eef6a71add14555b6162cJohn McCall DiagStr = ScanFormat(DiagStr, DiagEnd, '}'); 817909c182f6a0e6169475eef6a71add14555b6162cJohn McCall assert(DiagStr != DiagEnd && "Mismatched {}'s in diagnostic string!"); 818af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ArgumentLen = DiagStr-Argument; 819af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; // Skip }. 820f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner } 821af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 8221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 823af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(isdigit(*DiagStr) && "Invalid format for argument in diagnostic"); 82422caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner unsigned ArgNo = *DiagStr++ - '0'; 825af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 826b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner Diagnostic::ArgumentKind Kind = getArgKind(ArgNo); 827b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 828b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner switch (Kind) { 82908631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- STRINGS ---- 8303cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_std_string: { 83122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner const std::string &S = getArgStdStr(ArgNo); 832af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 833af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.append(S.begin(), S.end()); 834af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 835af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 8363cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_c_string: { 83722caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner const char *S = getArgCStr(ArgNo); 838af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 839e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar 840e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar // Don't crash if get passed a null pointer by accident. 841e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar if (!S) 842e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar S = "(null)"; 8431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 844af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.append(S, S + strlen(S)); 845af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 846af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 84708631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- INTEGERS ---- 8483cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_sint: { 84922caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner int Val = getArgSInt(ArgNo); 8501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 851af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ModifierIs(Modifier, ModifierLen, "select")) { 8529f28614bf1a8387000d8df57a713fcf69e198145John McCall HandleSelectModifier(*this, (unsigned)Val, Argument, ArgumentLen, OutStr); 853af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else if (ModifierIs(Modifier, ModifierLen, "s")) { 854af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner HandleIntegerSModifier(Val, OutStr); 855e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else if (ModifierIs(Modifier, ModifierLen, "plural")) { 856e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl HandlePluralModifier((unsigned)Val, Argument, ArgumentLen, OutStr); 8573be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } else if (ModifierIs(Modifier, ModifierLen, "ordinal")) { 8583be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall HandleOrdinalModifier((unsigned)Val, OutStr); 859af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else { 860af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "Unknown integer modifier"); 86123e47c6b6e8ccdd8daa378ab2a879644425c72d8Daniel Dunbar llvm::raw_svector_ostream(OutStr) << Val; 86230bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 863af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 864af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 8653cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_uint: { 86622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner unsigned Val = getArgUInt(ArgNo); 8671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 868af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ModifierIs(Modifier, ModifierLen, "select")) { 8699f28614bf1a8387000d8df57a713fcf69e198145John McCall HandleSelectModifier(*this, Val, Argument, ArgumentLen, OutStr); 870af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else if (ModifierIs(Modifier, ModifierLen, "s")) { 871af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner HandleIntegerSModifier(Val, OutStr); 872e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else if (ModifierIs(Modifier, ModifierLen, "plural")) { 873e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl HandlePluralModifier((unsigned)Val, Argument, ArgumentLen, OutStr); 8743be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } else if (ModifierIs(Modifier, ModifierLen, "ordinal")) { 8753be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall HandleOrdinalModifier(Val, OutStr); 876af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else { 877af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "Unknown integer modifier"); 87823e47c6b6e8ccdd8daa378ab2a879644425c72d8Daniel Dunbar llvm::raw_svector_ostream(OutStr) << Val; 87930bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 88022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner break; 881af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 88208631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- NAMES and TYPES ---- 88308631c5fa053867146b5ee8be658c229f6bf127cChris Lattner case Diagnostic::ak_identifierinfo: { 88408631c5fa053867146b5ee8be658c229f6bf127cChris Lattner const IdentifierInfo *II = getArgIdentifier(ArgNo); 88508631c5fa053867146b5ee8be658c229f6bf127cChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 886e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar 887e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar // Don't crash if get passed a null pointer by accident. 888e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar if (!II) { 889e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar const char *S = "(null)"; 890e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar OutStr.append(S, S + strlen(S)); 891e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar continue; 892e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar } 893e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar 89401eb9b9683535d8a65c704ad2c545903409e2d36Daniel Dunbar llvm::raw_svector_ostream(OutStr) << '\'' << II->getName() << '\''; 89508631c5fa053867146b5ee8be658c229f6bf127cChris Lattner break; 89608631c5fa053867146b5ee8be658c229f6bf127cChris Lattner } 89722caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner case Diagnostic::ak_qualtype: 898011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner case Diagnostic::ak_declarationname: 89947b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor case Diagnostic::ak_nameddecl: 900dacd434c49658286c380c7b4c357d76d53cb4aa1Douglas Gregor case Diagnostic::ak_nestednamespec: 9013f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor case Diagnostic::ak_declcontext: 902b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner getDiags()->ConvertArgToString(Kind, getRawArg(ArgNo), 9033fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner Modifier, ModifierLen, 904b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner Argument, ArgumentLen, 905b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner FormattedArgs.data(), FormattedArgs.size(), 906b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner OutStr); 90722caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner break; 9087bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber } 909b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 910b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner // Remember this argument info for subsequent formatting operations. Turn 911b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner // std::strings into a null terminated string to make it be the same case as 912b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner // all the other ones. 913b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner if (Kind != Diagnostic::ak_std_string) 914b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner FormattedArgs.push_back(std::make_pair(Kind, getRawArg(ArgNo))); 915b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner else 916b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner FormattedArgs.push_back(std::make_pair(Diagnostic::ak_c_string, 917b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner (intptr_t)getArgStdStr(ArgNo).c_str())); 918b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 9197bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber } 9207bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber} 921cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek 922a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::StoredDiagnostic() { } 923a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 924a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::StoredDiagnostic(Diagnostic::Level Level, 925a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor llvm::StringRef Message) 926a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor : Level(Level), Message(Message) { } 927a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 928a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::StoredDiagnostic(Diagnostic::Level Level, 929a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const DiagnosticInfo &Info) 930a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor : Level(Level), Loc(Info.getLocation()) 931a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor{ 932a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor llvm::SmallString<64> Message; 933a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Info.FormatDiagnostic(Message); 934a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor this->Message.assign(Message.begin(), Message.end()); 935a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 936a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Ranges.reserve(Info.getNumRanges()); 937a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor for (unsigned I = 0, N = Info.getNumRanges(); I != N; ++I) 938a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Ranges.push_back(Info.getRange(I)); 939a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 940a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor FixIts.reserve(Info.getNumCodeModificationHints()); 941a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor for (unsigned I = 0, N = Info.getNumCodeModificationHints(); I != N; ++I) 942a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor FixIts.push_back(Info.getCodeModificationHint(I)); 943a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor} 944a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 945a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::~StoredDiagnostic() { } 946a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 947d93256e55673a17d18543397ec462416acb13792Douglas Gregorstatic void WriteUnsigned(llvm::raw_ostream &OS, unsigned Value) { 948d93256e55673a17d18543397ec462416acb13792Douglas Gregor OS.write((const char *)&Value, sizeof(unsigned)); 949d93256e55673a17d18543397ec462416acb13792Douglas Gregor} 950d93256e55673a17d18543397ec462416acb13792Douglas Gregor 951d93256e55673a17d18543397ec462416acb13792Douglas Gregorstatic void WriteString(llvm::raw_ostream &OS, llvm::StringRef String) { 952d93256e55673a17d18543397ec462416acb13792Douglas Gregor WriteUnsigned(OS, String.size()); 953d93256e55673a17d18543397ec462416acb13792Douglas Gregor OS.write(String.data(), String.size()); 954d93256e55673a17d18543397ec462416acb13792Douglas Gregor} 955d93256e55673a17d18543397ec462416acb13792Douglas Gregor 956d93256e55673a17d18543397ec462416acb13792Douglas Gregorstatic void WriteSourceLocation(llvm::raw_ostream &OS, 957d93256e55673a17d18543397ec462416acb13792Douglas Gregor SourceManager *SM, 958d93256e55673a17d18543397ec462416acb13792Douglas Gregor SourceLocation Location) { 959d93256e55673a17d18543397ec462416acb13792Douglas Gregor if (!SM || Location.isInvalid()) { 960d93256e55673a17d18543397ec462416acb13792Douglas Gregor // If we don't have a source manager or this location is invalid, 961d93256e55673a17d18543397ec462416acb13792Douglas Gregor // just write an invalid location. 962d93256e55673a17d18543397ec462416acb13792Douglas Gregor WriteUnsigned(OS, 0); 963d93256e55673a17d18543397ec462416acb13792Douglas Gregor WriteUnsigned(OS, 0); 964d93256e55673a17d18543397ec462416acb13792Douglas Gregor WriteUnsigned(OS, 0); 965d93256e55673a17d18543397ec462416acb13792Douglas Gregor return; 966d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 967d93256e55673a17d18543397ec462416acb13792Douglas Gregor 968d93256e55673a17d18543397ec462416acb13792Douglas Gregor Location = SM->getInstantiationLoc(Location); 969d93256e55673a17d18543397ec462416acb13792Douglas Gregor std::pair<FileID, unsigned> Decomposed = SM->getDecomposedLoc(Location); 970d93256e55673a17d18543397ec462416acb13792Douglas Gregor 971d93256e55673a17d18543397ec462416acb13792Douglas Gregor WriteString(OS, SM->getFileEntryForID(Decomposed.first)->getName()); 972d93256e55673a17d18543397ec462416acb13792Douglas Gregor WriteUnsigned(OS, SM->getLineNumber(Decomposed.first, Decomposed.second)); 973d93256e55673a17d18543397ec462416acb13792Douglas Gregor WriteUnsigned(OS, SM->getColumnNumber(Decomposed.first, Decomposed.second)); 974d93256e55673a17d18543397ec462416acb13792Douglas Gregor} 975d93256e55673a17d18543397ec462416acb13792Douglas Gregor 976a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorvoid StoredDiagnostic::Serialize(llvm::raw_ostream &OS) const { 977d93256e55673a17d18543397ec462416acb13792Douglas Gregor SourceManager *SM = 0; 978d93256e55673a17d18543397ec462416acb13792Douglas Gregor if (getLocation().isValid()) 979d93256e55673a17d18543397ec462416acb13792Douglas Gregor SM = &const_cast<SourceManager &>(getLocation().getManager()); 980d93256e55673a17d18543397ec462416acb13792Douglas Gregor 981d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Write the diagnostic level and location. 982a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor WriteUnsigned(OS, (unsigned)Level); 983d93256e55673a17d18543397ec462416acb13792Douglas Gregor WriteSourceLocation(OS, SM, getLocation()); 984d93256e55673a17d18543397ec462416acb13792Douglas Gregor 985d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Write the diagnostic message. 986d93256e55673a17d18543397ec462416acb13792Douglas Gregor llvm::SmallString<64> Message; 987a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor WriteString(OS, getMessage()); 988d93256e55673a17d18543397ec462416acb13792Douglas Gregor 989d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Count the number of ranges that don't point into macros, since 990d93256e55673a17d18543397ec462416acb13792Douglas Gregor // only simple file ranges serialize well. 991d93256e55673a17d18543397ec462416acb13792Douglas Gregor unsigned NumNonMacroRanges = 0; 992a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor for (range_iterator R = range_begin(), REnd = range_end(); R != REnd; ++R) { 993a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (R->getBegin().isMacroID() || R->getEnd().isMacroID()) 994d93256e55673a17d18543397ec462416acb13792Douglas Gregor continue; 995d93256e55673a17d18543397ec462416acb13792Douglas Gregor 996d93256e55673a17d18543397ec462416acb13792Douglas Gregor ++NumNonMacroRanges; 997d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 998d93256e55673a17d18543397ec462416acb13792Douglas Gregor 999d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Write the ranges. 1000d93256e55673a17d18543397ec462416acb13792Douglas Gregor WriteUnsigned(OS, NumNonMacroRanges); 1001d93256e55673a17d18543397ec462416acb13792Douglas Gregor if (NumNonMacroRanges) { 1002a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor for (range_iterator R = range_begin(), REnd = range_end(); R != REnd; ++R) { 1003a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (R->getBegin().isMacroID() || R->getEnd().isMacroID()) 1004d93256e55673a17d18543397ec462416acb13792Douglas Gregor continue; 1005d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1006a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor WriteSourceLocation(OS, SM, R->getBegin()); 1007a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor WriteSourceLocation(OS, SM, R->getEnd()); 1008d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 1009d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 1010d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1011d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Determine if all of the fix-its involve rewrites with simple file 1012d93256e55673a17d18543397ec462416acb13792Douglas Gregor // locations (not in macro instantiations). If so, we can write 1013d93256e55673a17d18543397ec462416acb13792Douglas Gregor // fix-it information. 1014a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned NumFixIts = 0; 1015a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor for (fixit_iterator F = fixit_begin(), FEnd = fixit_end(); F != FEnd; ++F) { 1016a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (F->RemoveRange.isValid() && 1017a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor (F->RemoveRange.getBegin().isMacroID() || 1018a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor F->RemoveRange.getEnd().isMacroID())) { 1019d93256e55673a17d18543397ec462416acb13792Douglas Gregor NumFixIts = 0; 1020d93256e55673a17d18543397ec462416acb13792Douglas Gregor break; 1021d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 1022d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1023a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (F->InsertionLoc.isValid() && F->InsertionLoc.isMacroID()) { 1024d93256e55673a17d18543397ec462416acb13792Douglas Gregor NumFixIts = 0; 1025d93256e55673a17d18543397ec462416acb13792Douglas Gregor break; 1026d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 1027a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1028a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ++NumFixIts; 1029d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 1030d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1031d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Write the fix-its. 1032d93256e55673a17d18543397ec462416acb13792Douglas Gregor WriteUnsigned(OS, NumFixIts); 1033a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor for (fixit_iterator F = fixit_begin(), FEnd = fixit_end(); F != FEnd; ++F) { 1034a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor WriteSourceLocation(OS, SM, F->RemoveRange.getBegin()); 1035a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor WriteSourceLocation(OS, SM, F->RemoveRange.getEnd()); 1036a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor WriteSourceLocation(OS, SM, F->InsertionLoc); 1037a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor WriteString(OS, F->CodeToInsert); 1038a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 1039a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor} 1040a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1041a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorstatic bool ReadUnsigned(const char *&Memory, const char *MemoryEnd, 1042a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned &Value) { 1043a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (Memory + sizeof(unsigned) > MemoryEnd) 1044a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return true; 1045a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1046a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor memmove(&Value, Memory, sizeof(unsigned)); 1047a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Memory += sizeof(unsigned); 1048a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return false; 1049a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor} 1050a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1051a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorstatic bool ReadSourceLocation(FileManager &FM, SourceManager &SM, 1052a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const char *&Memory, const char *MemoryEnd, 1053a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor SourceLocation &Location) { 1054a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor // Read the filename. 1055a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned FileNameLen = 0; 1056a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ReadUnsigned(Memory, MemoryEnd, FileNameLen) || 1057a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Memory + FileNameLen > MemoryEnd) 1058a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return true; 1059a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1060a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor llvm::StringRef FileName(Memory, FileNameLen); 1061a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Memory += FileNameLen; 1062a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1063a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor // Read the line, column. 1064a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned Line = 0, Column = 0; 1065a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ReadUnsigned(Memory, MemoryEnd, Line) || 1066a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ReadUnsigned(Memory, MemoryEnd, Column)) 1067a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return true; 1068a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1069a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (FileName.empty()) { 1070a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Location = SourceLocation(); 1071a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return false; 1072a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 1073a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1074a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const FileEntry *File = FM.getFile(FileName); 1075a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (!File) 1076a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return true; 1077a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1078a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor // Make sure that this file has an entry in the source manager. 1079a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (!SM.hasFileInfo(File)) 1080a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor SM.createFileID(File, SourceLocation(), SrcMgr::C_User); 1081a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1082a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Location = SM.getLocation(File, Line, Column); 1083a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return false; 1084a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor} 1085a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1086a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic 1087a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::Deserialize(FileManager &FM, SourceManager &SM, 1088a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const char *&Memory, const char *MemoryEnd) { 1089a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (Memory == MemoryEnd) 1090a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return StoredDiagnostic(); 1091a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1092a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor // Read the severity level. 1093a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned Level = 0; 1094a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ReadUnsigned(Memory, MemoryEnd, Level) || Level > Diagnostic::Fatal) 1095a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return StoredDiagnostic(); 1096a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1097a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor // Read the source location. 1098a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor SourceLocation Location; 1099a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ReadSourceLocation(FM, SM, Memory, MemoryEnd, Location)) 1100a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return StoredDiagnostic(); 1101a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1102a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor // Read the diagnostic text. 1103a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (Memory == MemoryEnd) 1104a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return StoredDiagnostic(); 1105a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1106a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned MessageLen = 0; 1107a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ReadUnsigned(Memory, MemoryEnd, MessageLen) || 1108a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Memory + MessageLen > MemoryEnd) 1109a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return StoredDiagnostic(); 1110a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1111a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor llvm::StringRef Message(Memory, MessageLen); 1112a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Memory += MessageLen; 1113a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1114a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1115a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor // At this point, we have enough information to form a diagnostic. Do so. 1116a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor StoredDiagnostic Diag; 1117a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Diag.Level = (Diagnostic::Level)Level; 1118a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Diag.Loc = FullSourceLoc(Location, SM); 1119a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Diag.Message = Message; 1120a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (Memory == MemoryEnd) 1121a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return Diag; 1122a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1123a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor // Read the source ranges. 1124a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned NumSourceRanges = 0; 1125a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ReadUnsigned(Memory, MemoryEnd, NumSourceRanges)) 1126a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return Diag; 1127a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor for (unsigned I = 0; I != NumSourceRanges; ++I) { 1128a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor SourceLocation Begin, End; 1129a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ReadSourceLocation(FM, SM, Memory, MemoryEnd, Begin) || 1130a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ReadSourceLocation(FM, SM, Memory, MemoryEnd, End)) 1131a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return Diag; 1132a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1133a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Diag.Ranges.push_back(SourceRange(Begin, End)); 1134a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 1135a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1136a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor // Read the fix-it hints. 1137a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned NumFixIts = 0; 1138a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ReadUnsigned(Memory, MemoryEnd, NumFixIts)) 1139a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return Diag; 1140d93256e55673a17d18543397ec462416acb13792Douglas Gregor for (unsigned I = 0; I != NumFixIts; ++I) { 1141a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor SourceLocation RemoveBegin, RemoveEnd, InsertionLoc; 1142a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned InsertLen = 0; 1143a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ReadSourceLocation(FM, SM, Memory, MemoryEnd, RemoveBegin) || 1144a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ReadSourceLocation(FM, SM, Memory, MemoryEnd, RemoveEnd) || 1145a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ReadSourceLocation(FM, SM, Memory, MemoryEnd, InsertionLoc) || 1146a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ReadUnsigned(Memory, MemoryEnd, InsertLen) || 1147a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Memory + InsertLen > MemoryEnd) { 1148a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Diag.FixIts.clear(); 1149a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return Diag; 1150a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 1151a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1152a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor CodeModificationHint Hint; 1153a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Hint.RemoveRange = SourceRange(RemoveBegin, RemoveEnd); 1154a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Hint.InsertionLoc = InsertionLoc; 1155a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Hint.CodeToInsert.assign(Memory, Memory + InsertLen); 1156a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Memory += InsertLen; 1157a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Diag.FixIts.push_back(Hint); 1158d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 1159a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1160a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return Diag; 1161d93256e55673a17d18543397ec462416acb13792Douglas Gregor} 1162d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1163cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// IncludeInDiagnosticCounts - This method (whose default implementation 1164cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// returns true) indicates whether the diagnostics handled by this 1165cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// DiagnosticClient should be included in the number of diagnostics 1166cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// reported by Diagnostic. 1167cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenekbool DiagnosticClient::IncludeInDiagnosticCounts() const { return true; } 1168