Stmt.h revision e2dedf8f61b8f306f704781456b482eb61871e8e
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- Stmt.h - Classes for representing statements -----------*- C++ -*-===// 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 defines the Stmt interface and subclasses. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#ifndef LLVM_CLANG_AST_STMT_H 155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#define LLVM_CLANG_AST_STMT_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 177573098b83e780d1c5bea13b384b610d8f155676Steve Naroff#include "llvm/Support/Casting.h" 18a95d3750441ac8ad03e36af8e6e74039c9a3109dTed Kremenek#include "llvm/Support/raw_ostream.h" 195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/Basic/SourceLocation.h" 209caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek#include "clang/AST/StmtIterator.h" 218ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek#include "clang/AST/DeclGroup.h" 225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "llvm/ADT/SmallVector.h" 23525204a7ca5c3c0aac8166d8f27abb988a84c850Anton Korobeynikov#include "llvm/ADT/iterator.h" 240a449eed1dd2439b4b9c0a6291084816eab390c1Ted Kremenek#include "llvm/Bitcode/SerializationFwd.h" 258189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek#include "clang/AST/ASTContext.h" 266e340496341a4704be0ede9c1ff4f8eacea7ee2cChris Lattner#include <string> 275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 287573098b83e780d1c5bea13b384b610d8f155676Steve Naroffusing llvm::dyn_cast_or_null; 297573098b83e780d1c5bea13b384b610d8f155676Steve Naroff 305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 31e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop class ASTContext; 325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class Expr; 335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class Decl; 344b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl class QualType; 355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class IdentifierInfo; 360c727a35718556866a978f64ac549d9798735f08Chris Lattner class SourceManager; 376a0ef4b83c91a6d6d5acb4ed5577c4659fe022a3Anders Carlsson class StringLiteral; 386c36be5b383875b490684bcf439d6d427298c1afChris Lattner class SwitchStmt; 3942a509f6a4f71bb805cc4abbb26722a34dffdddeTed Kremenek class PrinterHelper; 40ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 41ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek //===----------------------------------------------------------------------===// 42ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek // ExprIterator - Iterators for iterating over Stmt* arrays that contain 43ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek // only Expr*. This is needed because AST nodes use Stmt* arrays to store 44ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek // references to children (to be compatible with StmtIterator). 45ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek //===----------------------------------------------------------------------===// 46ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 47ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek class Stmt; 48ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek class Expr; 49ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 50ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek class ExprIterator { 51ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Stmt** I; 52ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek public: 53ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator(Stmt** i) : I(i) {} 54ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator() : I(0) {} 55ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator& operator++() { ++I; return *this; } 56ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator operator-(size_t i) { return I-i; } 57ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ExprIterator operator+(size_t i) { return I+i; } 58ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr* operator[](size_t idx); 59ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek // FIXME: Verify that this will correctly return a signed distance. 60ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek signed operator-(const ExprIterator& R) const { return I - R.I; } 61ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr* operator*() const; 62ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr* operator->() const; 63ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator==(const ExprIterator& R) const { return I == R.I; } 64ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator!=(const ExprIterator& R) const { return I != R.I; } 65ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator>(const ExprIterator& R) const { return I > R.I; } 66ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator>=(const ExprIterator& R) const { return I >= R.I; } 67ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek }; 68ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 69ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek class ConstExprIterator { 70ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Stmt* const * I; 71ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek public: 72ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ConstExprIterator(Stmt* const* i) : I(i) {} 73ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ConstExprIterator() : I(0) {} 74ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ConstExprIterator& operator++() { ++I; return *this; } 75ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ConstExprIterator operator+(size_t i) { return I+i; } 76ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek ConstExprIterator operator-(size_t i) { return I-i; } 77ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr * operator[](size_t idx) const; 78ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek signed operator-(const ConstExprIterator& R) const { return I - R.I; } 79ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr * operator*() const; 80ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr * operator->() const; 81ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator==(const ConstExprIterator& R) const { return I == R.I; } 82ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator!=(const ConstExprIterator& R) const { return I != R.I; } 83ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator>(const ConstExprIterator& R) const { return I > R.I; } 84ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek bool operator>=(const ConstExprIterator& R) const { return I >= R.I; } 85ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek }; 86ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 87ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek//===----------------------------------------------------------------------===// 88ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek// AST classes for statements. 89ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek//===----------------------------------------------------------------------===// 90ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// Stmt - This represents one statement. 925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass Stmt { 945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer enum StmtClass { 96f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor NoStmtClass = 0, 97f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor#define STMT(CLASS, PARENT) CLASS##Class, 98f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor#define FIRST_STMT(CLASS) firstStmtConstant = CLASS##Class, 99f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor#define LAST_STMT(CLASS) lastStmtConstant = CLASS##Class, 100f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor#define FIRST_EXPR(CLASS) firstExprConstant = CLASS##Class, 101f2cad8633e46cce12fc3d77c0bd451ffd7264bafDouglas Gregor#define LAST_EXPR(CLASS) lastExprConstant = CLASS##Class 1025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/AST/StmtNodes.def" 1035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 1055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const StmtClass sClass; 1068189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 1078189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek // Make vanilla 'new' and 'delete' illegal for Stmts. 1088189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenekprotected: 1098189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void* operator new(size_t bytes) throw() { 1108189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek assert(0 && "Stmts cannot be allocated with regular 'new'."); 1118189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return 0; 1128189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 1138189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void operator delete(void* data) throw() { 1148189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek assert(0 && "Stmts cannot be released with regular 'delete'."); 1158189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 1168189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 1178189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenekpublic: 1188189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek // Only allow allocation of Stmts using the allocator in ASTContext 1198189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek // or by doing a placement new. 1208189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void* operator new(size_t bytes, ASTContext& C, 1218189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek unsigned alignment = 16) throw() { 1228189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return ::operator new(bytes, C, alignment); 1238189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 1248189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 1258189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void* operator new(size_t bytes, ASTContext* C, 1268189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek unsigned alignment = 16) throw() { 1278189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return ::operator new(bytes, *C, alignment); 1288189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 1298189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 1308189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek void* operator new(size_t bytes, void* mem) throw() { 1318189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return mem; 1328189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 133e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor 134e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor void operator delete(void*, ASTContext& C) throw() { } 135e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor void operator delete(void*, ASTContext& C, unsigned alignment) throw() { } 136e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor void operator delete(void*, std::size_t) throw() { } 137e2dedf8f61b8f306f704781456b482eb61871e8eDouglas Gregor 1389c1863ef36a74e8203f00289d19856ad956f48b9Ted Kremenekprotected: 1399c1863ef36a74e8203f00289d19856ad956f48b9Ted Kremenek /// DestroyChildren - Invoked by destructors of subclasses of Stmt to 1409c1863ef36a74e8203f00289d19856ad956f48b9Ted Kremenek /// recursively release child AST nodes. 14127f8a28bee33bb0e857cfe1a61c281bbc234b338Ted Kremenek void DestroyChildren(ASTContext& Ctx); 1429c1863ef36a74e8203f00289d19856ad956f48b9Ted Kremenek 1435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Stmt(StmtClass SC) : sClass(SC) { 1455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer if (Stmt::CollectingStats()) Stmt::addStmtClass(SC); 1465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual ~Stmt() {} 14827f8a28bee33bb0e857cfe1a61c281bbc234b338Ted Kremenek 14927f8a28bee33bb0e857cfe1a61c281bbc234b338Ted Kremenek virtual void Destroy(ASTContext& Ctx); 1505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer StmtClass getStmtClass() const { return sClass; } 1525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const char *getStmtClassName() const; 153b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 154b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff /// SourceLocation tokens are not useful in isolation - they are low level 155b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff /// value objects created/interpreted by SourceManager. We assume AST 156b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff /// clients will have a pointer to the respective SourceManager. 157b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const = 0; 158311ff02fae0392bee6abe7723cdf5a69b2899a47Chris Lattner SourceLocation getLocStart() const { return getSourceRange().getBegin(); } 159311ff02fae0392bee6abe7723cdf5a69b2899a47Chris Lattner SourceLocation getLocEnd() const { return getSourceRange().getEnd(); } 1605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // global temp stats (until we have a per-module visitor) 1625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static void addStmtClass(const StmtClass s); 1635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool CollectingStats(bool enable=false); 1645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static void PrintStats(); 1656000dace22f110d8768476989313e9d981d690d0Chris Lattner 1666000dace22f110d8768476989313e9d981d690d0Chris Lattner /// dump - This does a local dump of the specified AST fragment. It dumps the 1676000dace22f110d8768476989313e9d981d690d0Chris Lattner /// specified node and a few nodes underneath it, but not the whole subtree. 1686000dace22f110d8768476989313e9d981d690d0Chris Lattner /// This is useful in a debugger. 1695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void dump() const; 170e300c870f08d08badf2ebcb53ded49f304af37fcChris Lattner void dump(SourceManager &SM) const; 1716000dace22f110d8768476989313e9d981d690d0Chris Lattner 1726000dace22f110d8768476989313e9d981d690d0Chris Lattner /// dumpAll - This does a dump of the specified AST fragment and all subtrees. 1736000dace22f110d8768476989313e9d981d690d0Chris Lattner void dumpAll() const; 174e300c870f08d08badf2ebcb53ded49f304af37fcChris Lattner void dumpAll(SourceManager &SM) const; 1756000dace22f110d8768476989313e9d981d690d0Chris Lattner 1766000dace22f110d8768476989313e9d981d690d0Chris Lattner /// dumpPretty/printPretty - These two methods do a "pretty print" of the AST 1776000dace22f110d8768476989313e9d981d690d0Chris Lattner /// back to its original source language syntax. 1786000dace22f110d8768476989313e9d981d690d0Chris Lattner void dumpPretty() const; 179a95d3750441ac8ad03e36af8e6e74039c9a3109dTed Kremenek void printPretty(llvm::raw_ostream &OS, PrinterHelper* = NULL) const; 1805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 181d2a4a1af1088fca80e2dc76eb3369db0fbbfdefdTed Kremenek /// viewAST - Visualize an AST rooted at this Stmt* using GraphViz. Only 182d2a4a1af1088fca80e2dc76eb3369db0fbbfdefdTed Kremenek /// works on systems with GraphViz (Mac OS X) or dot+gv installed. 183d2a4a1af1088fca80e2dc76eb3369db0fbbfdefdTed Kremenek void viewAST() const; 184d2a4a1af1088fca80e2dc76eb3369db0fbbfdefdTed Kremenek 1855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Implement isa<T> support. 1868297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek static bool classof(const Stmt *) { return true; } 18777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 188d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// hasImplicitControlFlow - Some statements (e.g. short circuited operations) 189d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// contain implicit control-flow in the order their subexpressions 190d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// are evaluated. This predicate returns true if this statement has 191d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// such implicit control-flow. Such statements are also specially handled 192d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek /// within CFGs. 193d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek bool hasImplicitControlFlow() const; 194d48ade633d96b94cb435d73e2c935ea457152decTed Kremenek 19577ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek /// Child Iterators: All subclasses must implement child_begin and child_end 19677ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek /// to permit easy iteration over the substatements/subexpessions of an 19777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek /// AST node. This permits easy iteration over all nodes in the AST. 1989caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek typedef StmtIterator child_iterator; 1999caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek typedef ConstStmtIterator const_child_iterator; 20077ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 2018297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin() = 0; 2028297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end() = 0; 20377ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 20477ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek const_child_iterator child_begin() const { 2059caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek return const_child_iterator(const_cast<Stmt*>(this)->child_begin()); 20677ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek } 20777ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek 20877ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek const_child_iterator child_end() const { 2099caf8b1ca6beb254f420dada3c0e94d5ef027f58Ted Kremenek return const_child_iterator(const_cast<Stmt*>(this)->child_end()); 21077ed8e4edf6ed78c53fb20ec3210aff2a59c9d87Ted Kremenek } 2112dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek 2122dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek void Emit(llvm::Serializer& S) const; 213e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static Stmt* Create(llvm::Deserializer& D, ASTContext& C); 214e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop 215ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const { 2162dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek // This method will eventually be a pure-virtual function. 2172dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek assert (false && "Not implemented."); 2182dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek } 2195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 2205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// DeclStmt - Adaptor class for mixing declarations with statements and 2225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// expressions. For example, CompoundStmt mixes statements, expressions 2235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// and declarations (variables, types). Another example is ForStmt, where 2245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the first statement can be an expression or a declaration. 2255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 2265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass DeclStmt : public Stmt { 22765aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenekprotected: 2288ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek DeclGroupOwningRef DG; 22981c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner SourceLocation StartLoc, EndLoc; 2305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 2318ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek DeclStmt(DeclGroupOwningRef& dg, SourceLocation startLoc, 2328ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek SourceLocation endLoc) : Stmt(DeclStmtClass), DG(dg), 2338ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek StartLoc(startLoc), EndLoc(endLoc) {} 2345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2358e355f296a3ba45b94de49dbb18ae6a6e67df04cTed Kremenek virtual void Destroy(ASTContext& Ctx); 2368e355f296a3ba45b94de49dbb18ae6a6e67df04cTed Kremenek 23765aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek // hasSolitaryDecl - This method returns true if this DeclStmt refers 23865aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek // to a single Decl. 2398ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek bool hasSolitaryDecl() const { 2408ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek return DG.hasSolitaryDecl(); 2418ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek } 242655137a6c19110620d82d5f03cdcaec3a48c059fTed Kremenek 2434afa39deaa245592977136d367251ee2c173dd8dDouglas Gregor const Decl* getSolitaryDecl() const { 24465aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek assert (hasSolitaryDecl() && 24565aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek "Caller assumes this DeclStmt points to one Decl*"); 2464afa39deaa245592977136d367251ee2c173dd8dDouglas Gregor return llvm::cast<Decl>(*DG.begin()); 24765aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek } 24865aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek 2494afa39deaa245592977136d367251ee2c173dd8dDouglas Gregor Decl* getSolitaryDecl() { 25065aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek assert (hasSolitaryDecl() && 25165aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek "Caller assumes this DeclStmt points to one Decl*"); 2524afa39deaa245592977136d367251ee2c173dd8dDouglas Gregor return llvm::cast<Decl>(*DG.begin()); 25365aa3b9fda7b2114f708014e3d42176abc0e39abTed Kremenek } 254b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 25581c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner SourceLocation getStartLoc() const { return StartLoc; } 25681c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner SourceLocation getEndLoc() const { return EndLoc; } 2578ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek 2588ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek SourceRange getSourceRange() const { 25981c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner return SourceRange(StartLoc, EndLoc); 26081c018d9482e7cc2addadc6202dcf162a01faefdChris Lattner } 2615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 2635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == DeclStmtClass; 2645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 2655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const DeclStmt *) { return true; } 2668297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 26714f8b4ff660bcaa763974b8d0fae81857c594495Ted Kremenek // Iterators over subexpressions. 2688297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 2698297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 2700965f446e7685dc01fc0b5e718610530eed3cc63Ted Kremenek 27114f8b4ff660bcaa763974b8d0fae81857c594495Ted Kremenek class decl_iterator { 2728ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek DeclGroupRef::iterator I; 27314f8b4ff660bcaa763974b8d0fae81857c594495Ted Kremenek public: 2748ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek decl_iterator(DeclGroupRef::iterator i) : I(i) {} 2758ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek decl_iterator& operator++() { ++I; return *this; } 2768ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek bool operator==(const decl_iterator& R) const { 2778ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek return R.I == I; 2788ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek } 2798ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek bool operator!=(const decl_iterator& R) const { 2808ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek return R.I != I; 2818ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek } 2824afa39deaa245592977136d367251ee2c173dd8dDouglas Gregor Decl* operator*() const { 2834afa39deaa245592977136d367251ee2c173dd8dDouglas Gregor return llvm::cast<Decl>(*I); 2848ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek } 28514f8b4ff660bcaa763974b8d0fae81857c594495Ted Kremenek }; 2868ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek 2878a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek class const_decl_iterator { 2888ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek DeclGroupRef::const_iterator I; 2898a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek public: 2908ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek const_decl_iterator(DeclGroupRef::const_iterator i) : I(i) {} 2918ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek const_decl_iterator& operator++() { ++I; return *this; } 2928ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek bool operator==(const const_decl_iterator& R) const { 2938ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek return R.I == I; 2948a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek } 2958ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek bool operator!=(const const_decl_iterator& R) const { 2968ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek return R.I != I; 2978a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek } 2984afa39deaa245592977136d367251ee2c173dd8dDouglas Gregor Decl* operator*() const { 2994afa39deaa245592977136d367251ee2c173dd8dDouglas Gregor return llvm::cast<Decl>(*I); 3008a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek } 3018a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek }; 3028a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek 3038ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek decl_iterator decl_begin() { return DG.begin(); } 3048ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek decl_iterator decl_end() { return DG.end(); } 3058ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek const_decl_iterator decl_begin() const { return DG.begin(); } 3068ffb159441e923322bef6b5dee1aaf24c738d75eTed Kremenek const_decl_iterator decl_end() const { return DG.end(); } 3078a0d2660b6890ed95d34f37d142c0c52ac490194Ted Kremenek 30814f8b4ff660bcaa763974b8d0fae81857c594495Ted Kremenek // Serialization. 309ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 310e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static DeclStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 3115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 3125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// NullStmt - This is the null statement ";": C99 6.8.3p3. 3145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 3155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass NullStmt : public Stmt { 3165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation SemiLoc; 3175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 3185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer NullStmt(SourceLocation L) : Stmt(NullStmtClass), SemiLoc(L) {} 3195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation getSemiLoc() const { return SemiLoc; } 321b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 322507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff virtual SourceRange getSourceRange() const { return SourceRange(SemiLoc); } 3235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 3255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == NullStmtClass; 3265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const NullStmt *) { return true; } 3288297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 3298297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 3308297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 3318297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 3324927be6102784fc69c50234f7e2253283b3e99e4Ted Kremenek 333ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 334e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static NullStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 3355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 3365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// CompoundStmt - This represents a group of statements like { stmt stmt }. 3385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 3395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass CompoundStmt : public Stmt { 3408189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek Stmt** Body; 3418189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek unsigned NumStmts; 342b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation LBracLoc, RBracLoc; 3435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 3448189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek CompoundStmt(ASTContext& C, Stmt **StmtStart, unsigned numStmts, 3458189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek SourceLocation LB, SourceLocation RB) 3468189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek : Stmt(CompoundStmtClass), NumStmts(numStmts), LBracLoc(LB), RBracLoc(RB) { 3478189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek if (NumStmts) { 3488189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek Body = new (C) Stmt*[NumStmts]; 3498189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek memcpy(Body, StmtStart, numStmts * sizeof(*Body)); 3508189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 3518189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek else 3528189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek Body = 0; 3538189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 3548189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 3558189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek bool body_empty() const { return NumStmts == 0; } 3568189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 3578189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek typedef Stmt** body_iterator; 3588189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek body_iterator body_begin() { return Body; } 3598189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek body_iterator body_end() { return Body + NumStmts; } 3608189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek Stmt *body_back() { return NumStmts ? Body[NumStmts-1] : 0; } 3615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3628189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek typedef Stmt* const * const_body_iterator; 3638189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_body_iterator body_begin() const { return Body; } 3648189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_body_iterator body_end() const { return Body + NumStmts; } 3658189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const Stmt *body_back() const { return NumStmts ? Body[NumStmts-1] : 0; } 3668189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 3678189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek typedef std::reverse_iterator<body_iterator> reverse_body_iterator; 3688189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek reverse_body_iterator body_rbegin() { 3698189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return reverse_body_iterator(body_end()); 3708189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 3718189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek reverse_body_iterator body_rend() { 3728189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return reverse_body_iterator(body_begin()); 3738189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 3744ce854736dd196e2304f554ebeac8b43c89cf9e2Ted Kremenek 3758189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek typedef std::reverse_iterator<const_body_iterator> 3768189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_reverse_body_iterator; 3774ce854736dd196e2304f554ebeac8b43c89cf9e2Ted Kremenek 3788189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_reverse_body_iterator body_rbegin() const { 3798189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return const_reverse_body_iterator(body_end()); 3808189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 381b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 3828189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek const_reverse_body_iterator body_rend() const { 3838189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek return const_reverse_body_iterator(body_begin()); 3848189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek } 3858189cde56b4f6f938cd65f53c932fe1860d0204cTed Kremenek 386b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 387b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(LBracLoc, RBracLoc); 388b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 38954395d440dc82a5e51b945c6c2a7f4bc4bea0358Ted Kremenek 390cc326204dd97771c336b9aab3b9963ea30d69c29Ted Kremenek SourceLocation getLBracLoc() const { return LBracLoc; } 391cc326204dd97771c336b9aab3b9963ea30d69c29Ted Kremenek SourceLocation getRBracLoc() const { return RBracLoc; } 39254395d440dc82a5e51b945c6c2a7f4bc4bea0358Ted Kremenek 3935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 3945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == CompoundStmtClass; 3955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 3965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const CompoundStmt *) { return true; } 3978297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 3988297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 3998297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 4008297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 4012dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek 402ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 403e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static CompoundStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 4045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 4055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 406c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson// SwitchCase is the base class for CaseStmt and DefaultStmt, 407c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlssonclass SwitchCase : public Stmt { 408103fc81f12aa635aa0a573c94b1aceb496b4e587Ted Kremenekprotected: 409c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson // A pointer to the following CaseStmt or DefaultStmt class, 410c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson // used by SwitchStmt. 411c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SwitchCase *NextSwitchCase; 412103fc81f12aa635aa0a573c94b1aceb496b4e587Ted Kremenek 413d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek SwitchCase(StmtClass SC) : Stmt(SC), NextSwitchCase(0) {} 414c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 415c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlssonpublic: 416c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson const SwitchCase *getNextSwitchCase() const { return NextSwitchCase; } 417c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 418c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SwitchCase *getNextSwitchCase() { return NextSwitchCase; } 419c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 420c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson void setNextSwitchCase(SwitchCase *SC) { NextSwitchCase = SC; } 421d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek 422d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual Stmt* v_getSubStmt() = 0; 423d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt *getSubStmt() { return v_getSubStmt(); } 424b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 425b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { return SourceRange(); } 426edcc752060be38bfa7e7b32691c0cc4d843622a8Ted Kremenek 427c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson static bool classof(const Stmt *T) { 428c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson return T->getStmtClass() == CaseStmtClass || 429c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson T->getStmtClass() == DefaultStmtClass; 430c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson } 431c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson static bool classof(const SwitchCase *) { return true; } 432c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson}; 433c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 434c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlssonclass CaseStmt : public SwitchCase { 435d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek enum { SUBSTMT, LHS, RHS, END_EXPR }; 436d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt* SubExprs[END_EXPR]; // The expression for the RHS is Non-null for 437d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek // GNU "case 1 ... 4" extension 438b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation CaseLoc; 4395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 440b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff CaseStmt(Expr *lhs, Expr *rhs, Stmt *substmt, SourceLocation caseLoc) 441d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek : SwitchCase(CaseStmtClass) { 442d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek SubExprs[SUBSTMT] = substmt; 443d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek SubExprs[LHS] = reinterpret_cast<Stmt*>(lhs); 444d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek SubExprs[RHS] = reinterpret_cast<Stmt*>(rhs); 445b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff CaseLoc = caseLoc; 446d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek } 4475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 448764a7ce5217f9569e100a3445f47496ee82daf86Chris Lattner SourceLocation getCaseLoc() const { return CaseLoc; } 449764a7ce5217f9569e100a3445f47496ee82daf86Chris Lattner 450d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Expr *getLHS() { return reinterpret_cast<Expr*>(SubExprs[LHS]); } 451d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Expr *getRHS() { return reinterpret_cast<Expr*>(SubExprs[RHS]); } 452d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt *getSubStmt() { return SubExprs[SUBSTMT]; } 453d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual Stmt* v_getSubStmt() { return getSubStmt(); } 45451b09f2c528c8460b5465c676173324e44176d62Devang Patel const Expr *getLHS() const { 45551b09f2c528c8460b5465c676173324e44176d62Devang Patel return reinterpret_cast<const Expr*>(SubExprs[LHS]); 45651b09f2c528c8460b5465c676173324e44176d62Devang Patel } 45751b09f2c528c8460b5465c676173324e44176d62Devang Patel const Expr *getRHS() const { 45851b09f2c528c8460b5465c676173324e44176d62Devang Patel return reinterpret_cast<const Expr*>(SubExprs[RHS]); 45951b09f2c528c8460b5465c676173324e44176d62Devang Patel } 46051b09f2c528c8460b5465c676173324e44176d62Devang Patel const Stmt *getSubStmt() const { return SubExprs[SUBSTMT]; } 4615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 46220dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner void setSubStmt(Stmt *S) { SubExprs[SUBSTMT] = S; } 46320dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner void setLHS(Expr *Val) { SubExprs[LHS] = reinterpret_cast<Stmt*>(Val); } 46420dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner void setRHS(Expr *Val) { SubExprs[RHS] = reinterpret_cast<Stmt*>(Val); } 46520dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner 46620dabe8b8ff7ed6d2d0158fee43755a4bc7642c3Chris Lattner 467b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 468b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(CaseLoc, SubExprs[SUBSTMT]->getLocEnd()); 469b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 4705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 4715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == CaseStmtClass; 4725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 4735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const CaseStmt *) { return true; } 474d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek 475d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek // Iterators 476d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual child_iterator child_begin(); 477d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual child_iterator child_end(); 4789eea2ca5f2cb5d77569274702b5b06273e426dc2Ted Kremenek 479ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 480e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static CaseStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 4815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 4825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 483c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlssonclass DefaultStmt : public SwitchCase { 484d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt* SubStmt; 4856c36be5b383875b490684bcf439d6d427298c1afChris Lattner SourceLocation DefaultLoc; 4865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 487edcc752060be38bfa7e7b32691c0cc4d843622a8Ted Kremenek DefaultStmt(SourceLocation DL, Stmt *substmt) : 488d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek SwitchCase(DefaultStmtClass), SubStmt(substmt), DefaultLoc(DL) {} 489b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 490d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek Stmt *getSubStmt() { return SubStmt; } 491d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual Stmt* v_getSubStmt() { return getSubStmt(); } 49251b09f2c528c8460b5465c676173324e44176d62Devang Patel const Stmt *getSubStmt() const { return SubStmt; } 493d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek 4946c36be5b383875b490684bcf439d6d427298c1afChris Lattner SourceLocation getDefaultLoc() const { return DefaultLoc; } 4955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 496b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 497b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(DefaultLoc, SubStmt->getLocEnd()); 498b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 4995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 5005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == DefaultStmtClass; 5015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const DefaultStmt *) { return true; } 503d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek 504d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek // Iterators 505d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual child_iterator child_begin(); 506d97bb6c1384cb773ba5cdbd198008dec127cebadTed Kremenek virtual child_iterator child_end(); 5079eea2ca5f2cb5d77569274702b5b06273e426dc2Ted Kremenek 508ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 509e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static DefaultStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 5105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 5115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass LabelStmt : public Stmt { 5135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer IdentifierInfo *Label; 5145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Stmt *SubStmt; 515b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation IdentLoc; 5165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 517b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff LabelStmt(SourceLocation IL, IdentifierInfo *label, Stmt *substmt) 518b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff : Stmt(LabelStmtClass), Label(label), 519b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SubStmt(substmt), IdentLoc(IL) {} 5205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation getIdentLoc() const { return IdentLoc; } 5225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer IdentifierInfo *getID() const { return Label; } 5235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const char *getName() const; 5245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Stmt *getSubStmt() { return SubStmt; } 5255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const Stmt *getSubStmt() const { return SubStmt; } 5265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void setIdentLoc(SourceLocation L) { IdentLoc = L; } 5285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void setSubStmt(Stmt *SS) { SubStmt = SS; } 529b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 530b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 531b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(IdentLoc, SubStmt->getLocEnd()); 532b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 5335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 5345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == LabelStmtClass; 5355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const LabelStmt *) { return true; } 5378297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 5388297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 5398297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 5408297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 541b15132fda52046ba65eafd6f4b448f7aa16b7e8dTed Kremenek 542ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 543e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static LabelStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 5445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 5455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// IfStmt - This represents an if/then/else. 5485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 5495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass IfStmt : public Stmt { 5508297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek enum { COND, THEN, ELSE, END_EXPR }; 5518297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; 552b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation IfLoc; 5535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 554b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff IfStmt(SourceLocation IL, Expr *cond, Stmt *then, Stmt *elsev = 0) 555b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff : Stmt(IfStmtClass) { 5568297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[COND] = reinterpret_cast<Stmt*>(cond); 5578297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[THEN] = then; 5588297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[ELSE] = elsev; 559b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff IfLoc = IL; 5608297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek } 5615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5628297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 5638297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getThen() const { return SubExprs[THEN]; } 5648297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getElse() const { return SubExprs[ELSE]; } 5655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5668297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]); } 5678297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getThen() { return SubExprs[THEN]; } 5688297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getElse() { return SubExprs[ELSE]; } 569b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 570b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 571b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff if (SubExprs[ELSE]) 572b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(IfLoc, SubExprs[ELSE]->getLocEnd()); 573b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff else 574b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(IfLoc, SubExprs[THEN]->getLocEnd()); 575b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 5765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 5785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == IfStmtClass; 5795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 5805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const IfStmt *) { return true; } 5818297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 5828297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 5838297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 5848297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 5854210f3dfd73ad3482f9cfa0a382e1fd78f22976dTed Kremenek 586ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 587e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static IfStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 5885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 5895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// SwitchStmt - This represents a 'switch' stmt. 5915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 5925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass SwitchStmt : public Stmt { 5938297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek enum { COND, BODY, END_EXPR }; 5948297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; 595c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson // This points to a linked list of case and default statements. 596c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SwitchCase *FirstCase; 5979dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff SourceLocation SwitchLoc; 5985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 5998297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SwitchStmt(Expr *cond) : Stmt(SwitchStmtClass), FirstCase(0) { 6008297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[COND] = reinterpret_cast<Stmt*>(cond); 6018297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[BODY] = NULL; 6028297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek } 6035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6048297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 6058297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 606c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson const SwitchCase *getSwitchCaseList() const { return FirstCase; } 607c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 6088297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]);} 6098297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getBody() { return SubExprs[BODY]; } 610c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SwitchCase *getSwitchCaseList() { return FirstCase; } 611c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 6129dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff void setBody(Stmt *S, SourceLocation SL) { 6139dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff SubExprs[BODY] = S; 6149dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff SwitchLoc = SL; 6159dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff } 616c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson void addSwitchCase(SwitchCase *SC) { 617c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson if (FirstCase) 618c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson SC->setNextSwitchCase(FirstCase); 619c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson 620c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson FirstCase = SC; 621c1fcb7762673be706b0a40477d5e93411e918f93Anders Carlsson } 6229dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff virtual SourceRange getSourceRange() const { 6239dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff return SourceRange(SwitchLoc, SubExprs[BODY]->getLocEnd()); 6249dcbfa450d751bd68fc4af8b75da381d4f6984b9Steve Naroff } 6255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 6265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == SwitchStmtClass; 6275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const SwitchStmt *) { return true; } 6298297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 6308297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 6318297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 6328297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 6339eea2ca5f2cb5d77569274702b5b06273e426dc2Ted Kremenek 634ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 635e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static SwitchStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 6365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 6375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// WhileStmt - This represents a 'while' stmt. 6405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 6415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass WhileStmt : public Stmt { 6428297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek enum { COND, BODY, END_EXPR }; 6438297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; 644b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation WhileLoc; 6455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 646b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff WhileStmt(Expr *cond, Stmt *body, SourceLocation WL) : Stmt(WhileStmtClass) { 6478297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[COND] = reinterpret_cast<Stmt*>(cond); 6488297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[BODY] = body; 649b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff WhileLoc = WL; 6508297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek } 6515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6528297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]); } 6538297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 6548297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getBody() { return SubExprs[BODY]; } 6558297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 656b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 657b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 658b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(WhileLoc, SubExprs[BODY]->getLocEnd()); 659b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 6605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 6615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == WhileStmtClass; 6625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const WhileStmt *) { return true; } 6648297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 6658297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 6668297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 6678297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 6685572b94b76a78a35bac32d1ef04907c7a651adbaTed Kremenek 669ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 670e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static WhileStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 6715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 6725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// DoStmt - This represents a 'do/while' stmt. 6745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 6755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass DoStmt : public Stmt { 6768297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek enum { COND, BODY, END_EXPR }; 6778297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; 678b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation DoLoc; 6795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 680b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff DoStmt(Stmt *body, Expr *cond, SourceLocation DL) 681b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff : Stmt(DoStmtClass), DoLoc(DL) { 6828297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[COND] = reinterpret_cast<Stmt*>(cond); 6838297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek SubExprs[BODY] = body; 684b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff DoLoc = DL; 6858297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek } 6865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6878297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]); } 6888297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 6898297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getBody() { return SubExprs[BODY]; } 6908297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 691b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 692b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 693b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(DoLoc, SubExprs[BODY]->getLocEnd()); 694b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 6955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 6965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == DoStmtClass; 6975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 6985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const DoStmt *) { return true; } 6998297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 7008297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 7018297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 7028297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 703e3299ef345bb8a71901108bf83a824591eae6c1aTed Kremenek 704ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 705e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static DoStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 7065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 7075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ForStmt - This represents a 'for (init;cond;inc)' stmt. Note that any of 7105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the init/cond/inc parts of the ForStmt will be null if they were not 7115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// specified in the source. 7125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 7135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ForStmt : public Stmt { 7148297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek enum { INIT, COND, INC, BODY, END_EXPR }; 7158297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt* SubExprs[END_EXPR]; // SubExprs[INIT] is an expression or declstmt. 716b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff SourceLocation ForLoc; 7175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 718b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff ForStmt(Stmt *Init, Expr *Cond, Expr *Inc, Stmt *Body, SourceLocation FL) 719b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff : Stmt(ForStmtClass) { 720af458c9f658335bdea482395ff4a25c75935e129Chris Lattner SubExprs[INIT] = Init; 721af458c9f658335bdea482395ff4a25c75935e129Chris Lattner SubExprs[COND] = reinterpret_cast<Stmt*>(Cond); 722af458c9f658335bdea482395ff4a25c75935e129Chris Lattner SubExprs[INC] = reinterpret_cast<Stmt*>(Inc); 723af458c9f658335bdea482395ff4a25c75935e129Chris Lattner SubExprs[BODY] = Body; 724b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff ForLoc = FL; 725af458c9f658335bdea482395ff4a25c75935e129Chris Lattner } 7265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7278297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getInit() { return SubExprs[INIT]; } 7288297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getCond() { return reinterpret_cast<Expr*>(SubExprs[COND]); } 7298297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Expr *getInc() { return reinterpret_cast<Expr*>(SubExprs[INC]); } 7308297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek Stmt *getBody() { return SubExprs[BODY]; } 7318297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 7328297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getInit() const { return SubExprs[INIT]; } 7338297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getCond() const { return reinterpret_cast<Expr*>(SubExprs[COND]);} 7348297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Expr *getInc() const { return reinterpret_cast<Expr*>(SubExprs[INC]); } 7358297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 736b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 737b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { 738b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff return SourceRange(ForLoc, SubExprs[BODY]->getLocEnd()); 739b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff } 7405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 7415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == ForStmtClass; 7425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const ForStmt *) { return true; } 7448297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 7458297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 7468297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 7478297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 74807ba046c7d7bbc1f42b86b3ed012eec8fc7849daTed Kremenek 749ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 750e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ForStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 7515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 7520196cab54007ff072ec2642da8911c6b7e8d3fb5Fariborz Jahanian 7535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// GotoStmt - This represents a direct goto. 7545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 7555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass GotoStmt : public Stmt { 7565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LabelStmt *Label; 757507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff SourceLocation GotoLoc; 75861f62165220e75694fe333179c78815e2e48d71fTed Kremenek SourceLocation LabelLoc; 7595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 76061f62165220e75694fe333179c78815e2e48d71fTed Kremenek GotoStmt(LabelStmt *label, SourceLocation GL, SourceLocation LL) 76161f62165220e75694fe333179c78815e2e48d71fTed Kremenek : Stmt(GotoStmtClass), Label(label), GotoLoc(GL), LabelLoc(LL) {} 7625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LabelStmt *getLabel() const { return Label; } 764b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 765507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff virtual SourceRange getSourceRange() const { 76661f62165220e75694fe333179c78815e2e48d71fTed Kremenek return SourceRange(GotoLoc, LabelLoc); 767507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff } 7685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 7695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == GotoStmtClass; 7705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const GotoStmt *) { return true; } 7728297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 7738297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 7748297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 7758297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 7763f0767b74b16b37bcce60ff457609161a0665784Ted Kremenek 777ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 778e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static GotoStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 7795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 7805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// IndirectGotoStmt - This represents an indirect goto. 7825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 7835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass IndirectGotoStmt : public Stmt { 7841060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Stmt *Target; 785225a2d946f73aed3b38f265fcb4e7d7d88136928Ted Kremenek // FIXME: Add location information (e.g. SourceLocation objects). 786225a2d946f73aed3b38f265fcb4e7d7d88136928Ted Kremenek // When doing so, update the serialization routines. 7875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 7881060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek IndirectGotoStmt(Expr *target) : Stmt(IndirectGotoStmtClass), 7891060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Target((Stmt*)target){} 7905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7911060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Expr *getTarget(); 7921060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek const Expr *getTarget() const; 793b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 794b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff virtual SourceRange getSourceRange() const { return SourceRange(); } 7955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 7975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == IndirectGotoStmtClass; 7985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 7995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const IndirectGotoStmt *) { return true; } 8008297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 8018297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 8028297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 8038297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 804225a2d946f73aed3b38f265fcb4e7d7d88136928Ted Kremenek 805ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 806e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static IndirectGotoStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 8075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 8085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ContinueStmt - This represents a continue. 8115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 8125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ContinueStmt : public Stmt { 813507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff SourceLocation ContinueLoc; 8145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 815507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff ContinueStmt(SourceLocation CL) : Stmt(ContinueStmtClass), ContinueLoc(CL) {} 816b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 817507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff virtual SourceRange getSourceRange() const { 818507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff return SourceRange(ContinueLoc); 819507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff } 8205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 8215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == ContinueStmtClass; 8225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const ContinueStmt *) { return true; } 8248297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 8258297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 8268297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 8278297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 82896f22423c52c22d263b4e5f7ee762122b607459eTed Kremenek 829ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 830e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ContinueStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 8315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 8325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// BreakStmt - This represents a break. 8345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 8355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass BreakStmt : public Stmt { 836507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff SourceLocation BreakLoc; 8375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 838507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff BreakStmt(SourceLocation BL) : Stmt(BreakStmtClass), BreakLoc(BL) {} 839b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 840507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff virtual SourceRange getSourceRange() const { return SourceRange(BreakLoc); } 841b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 8425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 8435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == BreakStmtClass; 8445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const BreakStmt *) { return true; } 8468297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 8478297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 8488297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 8498297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 8509eea2ca5f2cb5d77569274702b5b06273e426dc2Ted Kremenek 851ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 852e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static BreakStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 8535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 8545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 856c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// ReturnStmt - This represents a return, optionally of an expression: 857c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// return; 858c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// return 4; 859c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// 860c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// Note that GCC allows return with no argument in a function declared to 861c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// return a value, and it allows returning a value in functions declared to 862c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// return void. We explicitly model this in the AST, which means you can't 863c8edf6bd5f76bf50411d037c83d36847edfa68f0Chris Lattner/// depend on the return type of the function and the presence of an argument. 8645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 8655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass ReturnStmt : public Stmt { 8661060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Stmt *RetExpr; 867507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff SourceLocation RetLoc; 8685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 869507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff ReturnStmt(SourceLocation RL, Expr *E = 0) : Stmt(ReturnStmtClass), 8701060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek RetExpr((Stmt*) E), RetLoc(RL) {} 8715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8721060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek const Expr *getRetValue() const; 8731060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Expr *getRetValue(); 874b5a69586f1b8855ee4c1f0bb7a8f0ff4fe32ce09Steve Naroff 875507f2d5811bd7da1a4d9d2f4960f32177dfab9deSteve Naroff virtual SourceRange getSourceRange() const; 8765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const Stmt *T) { 8785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return T->getStmtClass() == ReturnStmtClass; 8795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 8805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool classof(const ReturnStmt *) { return true; } 8818297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek 8828297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek // Iterators 8838297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_begin(); 8848297777fbe19c4d39e8a70c55346474868055fa1Ted Kremenek virtual child_iterator child_end(); 8852dc9ac73a8a34cabf261a81a1653d7379065ac61Ted Kremenek 886ec0aa78745f7b3bc96c20fffd1115bf26aaa0eadTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 887e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ReturnStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 8885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 8895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 890fe795956194141c91ae555985c9b930595bff43fChris Lattner/// AsmStmt - This represents a GNU inline-assembly statement extension. 891fe795956194141c91ae555985c9b930595bff43fChris Lattner/// 892fe795956194141c91ae555985c9b930595bff43fChris Lattnerclass AsmStmt : public Stmt { 893fe795956194141c91ae555985c9b930595bff43fChris Lattner SourceLocation AsmLoc, RParenLoc; 8946a0ef4b83c91a6d6d5acb4ed5577c4659fe022a3Anders Carlsson StringLiteral *AsmStr; 895b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 896dfab34a696d1dba8622248c31aaf605906cb6109Anders Carlsson bool IsSimple; 89739c47b56f45437bbc49c9568b7308a400234a730Anders Carlsson bool IsVolatile; 89839c47b56f45437bbc49c9568b7308a400234a730Anders Carlsson 899b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson unsigned NumOutputs; 900b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson unsigned NumInputs; 901b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 902b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson llvm::SmallVector<std::string, 4> Names; 903b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson llvm::SmallVector<StringLiteral*, 4> Constraints; 904ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek llvm::SmallVector<Stmt*, 4> Exprs; 905b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 906b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson llvm::SmallVector<StringLiteral*, 4> Clobbers; 907fe795956194141c91ae555985c9b930595bff43fChris Lattnerpublic: 908dfab34a696d1dba8622248c31aaf605906cb6109Anders Carlsson AsmStmt(SourceLocation asmloc, bool issimple, bool isvolatile, 909dfab34a696d1dba8622248c31aaf605906cb6109Anders Carlsson unsigned numoutputs, unsigned numinputs, 910dfab34a696d1dba8622248c31aaf605906cb6109Anders Carlsson std::string *names, StringLiteral **constraints, 911db6ed1786bf460e1143f67d14bf2d71ad9856f81Chris Lattner Expr **exprs, StringLiteral *asmstr, unsigned numclobbers, 912db6ed1786bf460e1143f67d14bf2d71ad9856f81Chris Lattner StringLiteral **clobbers, SourceLocation rparenloc); 913b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 91439c47b56f45437bbc49c9568b7308a400234a730Anders Carlsson bool isVolatile() const { return IsVolatile; } 915dfab34a696d1dba8622248c31aaf605906cb6109Anders Carlsson bool isSimple() const { return IsSimple; } 916dfab34a696d1dba8622248c31aaf605906cb6109Anders Carlsson 917b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson unsigned getNumOutputs() const { return NumOutputs; } 918ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 919ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const std::string &getOutputName(unsigned i) const { 920ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Names[i]; 921ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 922ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 923ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const StringLiteral *getOutputConstraint(unsigned i) const { 924ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Constraints[i]; 925ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 926ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 927b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson StringLiteral *getOutputConstraint(unsigned i) 928b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson { return Constraints[i]; } 929ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 930ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr *getOutputExpr(unsigned i) const; 931ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr *getOutputExpr(unsigned i); 932b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 933b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson unsigned getNumInputs() const { return NumInputs; } 934ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 935ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const std::string &getInputName(unsigned i) const { 936ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Names[i + NumOutputs]; 937ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 938ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek StringLiteral *getInputConstraint(unsigned i) { 939ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Constraints[i + NumOutputs]; 940ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 941ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const StringLiteral *getInputConstraint(unsigned i) const { 942ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return Constraints[i + NumOutputs]; 943ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 944ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 945ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek Expr *getInputExpr(unsigned i); 946ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const Expr *getInputExpr(unsigned i) const; 947d04c6e23f2e10eeb9936778d67f4a1c4a14cc4f6Anders Carlsson 9486a0ef4b83c91a6d6d5acb4ed5577c4659fe022a3Anders Carlsson const StringLiteral *getAsmString() const { return AsmStr; } 9496a0ef4b83c91a6d6d5acb4ed5577c4659fe022a3Anders Carlsson StringLiteral *getAsmString() { return AsmStr; } 9506a0ef4b83c91a6d6d5acb4ed5577c4659fe022a3Anders Carlsson 951b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson unsigned getNumClobbers() const { return Clobbers.size(); } 952b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson StringLiteral *getClobber(unsigned i) { return Clobbers[i]; } 953d04c6e23f2e10eeb9936778d67f4a1c4a14cc4f6Anders Carlsson const StringLiteral *getClobber(unsigned i) const { return Clobbers[i]; } 954b235fc2cf37621c7fc6511bb2b8788c95f9fb9fcAnders Carlsson 955fe795956194141c91ae555985c9b930595bff43fChris Lattner virtual SourceRange getSourceRange() const { 956fe795956194141c91ae555985c9b930595bff43fChris Lattner return SourceRange(AsmLoc, RParenLoc); 957fe795956194141c91ae555985c9b930595bff43fChris Lattner } 958fe795956194141c91ae555985c9b930595bff43fChris Lattner 959fe795956194141c91ae555985c9b930595bff43fChris Lattner static bool classof(const Stmt *T) {return T->getStmtClass() == AsmStmtClass;} 960fe795956194141c91ae555985c9b930595bff43fChris Lattner static bool classof(const AsmStmt *) { return true; } 961fe795956194141c91ae555985c9b930595bff43fChris Lattner 962ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek // Input expr iterators. 963ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 964ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek typedef ExprIterator inputs_iterator; 965ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek typedef ConstExprIterator const_inputs_iterator; 966ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 967ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek inputs_iterator begin_inputs() { 968ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return &Exprs[0] + NumOutputs; 969ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 970ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 971ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek inputs_iterator end_inputs() { 972ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return &Exprs[0] + NumOutputs + NumInputs; 973ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 974ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 975ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const_inputs_iterator begin_inputs() const { 976ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return &Exprs[0] + NumOutputs; 977ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek } 978ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek 979ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const_inputs_iterator end_inputs() const { 980ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek return &Exprs[0] + NumOutputs + NumInputs;} 981ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 982ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek // Output expr iterators. 983ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 984ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek typedef ExprIterator outputs_iterator; 985ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek typedef ConstExprIterator const_outputs_iterator; 986ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 987ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek outputs_iterator begin_outputs() { return &Exprs[0]; } 988ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek outputs_iterator end_outputs() { return &Exprs[0] + NumOutputs; } 989ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 990ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek const_outputs_iterator begin_outputs() const { return &Exprs[0]; } 991ce2fc3a343ea6098a96d587071cee7299f11957aTed Kremenek const_outputs_iterator end_outputs() const { return &Exprs[0] + NumOutputs; } 992ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 99345b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson // Input name iterator. 99445b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson 99545b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson const std::string *begin_output_names() const { 99645b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson return &Names[0]; 99745b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson } 99845b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson 99945b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson const std::string *end_output_names() const { 100045b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson return &Names[0] + NumOutputs; 100145b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson } 100245b050e72d058131e6f169fe54888bb91a003fb5Anders Carlsson 1003ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek // Child iterators 1004ec2f7dccb1f30ae137f74e764e44c2332b0a2ec0Ted Kremenek 1005fe795956194141c91ae555985c9b930595bff43fChris Lattner virtual child_iterator child_begin(); 1006fe795956194141c91ae555985c9b930595bff43fChris Lattner virtual child_iterator child_end(); 10071f85acd5ff54345788b93111197088160fe9f06eTed Kremenek 10081f85acd5ff54345788b93111197088160fe9f06eTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 1009e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static AsmStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 1010fe795956194141c91ae555985c9b930595bff43fChris Lattner}; 101178492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 101278492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek/// ObjCForCollectionStmt - This represents Objective-c's collection statement; 101378492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek/// represented as 'for (element 'in' collection-expression)' stmt. 101478492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek/// 101578492dae00fb85e0da0f966df4745edafdafb66cTed Kremenekclass ObjCForCollectionStmt : public Stmt { 101678492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek enum { ELEM, COLLECTION, BODY, END_EXPR }; 101778492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek Stmt* SubExprs[END_EXPR]; // SubExprs[ELEM] is an expression or declstmt. 101878492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek SourceLocation ForLoc; 101978492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek SourceLocation RParenLoc; 102078492dae00fb85e0da0f966df4745edafdafb66cTed Kremenekpublic: 102178492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek ObjCForCollectionStmt(Stmt *Elem, Expr *Collect, Stmt *Body, 102278492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek SourceLocation FCL, SourceLocation RPL); 102378492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 102478492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek Stmt *getElement() { return SubExprs[ELEM]; } 102578492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek Expr *getCollection() { 102678492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek return reinterpret_cast<Expr*>(SubExprs[COLLECTION]); 102778492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek } 102878492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek Stmt *getBody() { return SubExprs[BODY]; } 102978492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 103078492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek const Stmt *getElement() const { return SubExprs[ELEM]; } 103178492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek const Expr *getCollection() const { 103278492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek return reinterpret_cast<Expr*>(SubExprs[COLLECTION]); 103378492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek } 103478492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek const Stmt *getBody() const { return SubExprs[BODY]; } 103578492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 103678492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek SourceLocation getRParenLoc() const { return RParenLoc; } 103778492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 103878492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek virtual SourceRange getSourceRange() const { 103978492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek return SourceRange(ForLoc, SubExprs[BODY]->getLocEnd()); 104078492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek } 104178492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek static bool classof(const Stmt *T) { 104278492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek return T->getStmtClass() == ObjCForCollectionStmtClass; 104378492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek } 104478492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek static bool classof(const ObjCForCollectionStmt *) { return true; } 104578492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 104678492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek // Iterators 104778492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek virtual child_iterator child_begin(); 104878492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek virtual child_iterator child_end(); 104978492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek 105078492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 1051e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ObjCForCollectionStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 105278492dae00fb85e0da0f966df4745edafdafb66cTed Kremenek}; 1053b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1054a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek/// ObjCAtCatchStmt - This represents objective-c's @catch statement. 1055a526c5c67e5a0473c340903ee542ce570119665fTed Kremenekclass ObjCAtCatchStmt : public Stmt { 1056b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanianprivate: 1057ff981021554a4965943ca2d19019cea811614602Ted Kremenek enum { SELECTOR, BODY, NEXT_CATCH, END_EXPR }; 10583b1191d7eaf2f4984564e01ab84b6713a9d80e70Fariborz Jahanian Stmt *SubExprs[END_EXPR]; 1059b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian SourceLocation AtCatchLoc, RParenLoc; 1060af526779b36f43f59e47cfc5b10bb0c48562f4a9Ted Kremenek 1061af526779b36f43f59e47cfc5b10bb0c48562f4a9Ted Kremenek // Used by deserialization. 1062a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtCatchStmt(SourceLocation atCatchLoc, SourceLocation rparenloc) 1063a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek : Stmt(ObjCAtCatchStmtClass), AtCatchLoc(atCatchLoc), RParenLoc(rparenloc) {} 1064af526779b36f43f59e47cfc5b10bb0c48562f4a9Ted Kremenek 1065b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanianpublic: 1066a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtCatchStmt(SourceLocation atCatchLoc, SourceLocation rparenloc, 1067db6ed1786bf460e1143f67d14bf2d71ad9856f81Chris Lattner Stmt *catchVarStmtDecl, Stmt *atCatchStmt, Stmt *atCatchList); 1068b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1069606efdfeb9eef70871eb62a26dfd115e209e899cFariborz Jahanian const Stmt *getCatchBody() const { return SubExprs[BODY]; } 1070606efdfeb9eef70871eb62a26dfd115e209e899cFariborz Jahanian Stmt *getCatchBody() { return SubExprs[BODY]; } 1071ff981021554a4965943ca2d19019cea811614602Ted Kremenek 1072ff981021554a4965943ca2d19019cea811614602Ted Kremenek const ObjCAtCatchStmt *getNextCatchStmt() const { 1073ff981021554a4965943ca2d19019cea811614602Ted Kremenek return static_cast<const ObjCAtCatchStmt*>(SubExprs[NEXT_CATCH]); 1074ff981021554a4965943ca2d19019cea811614602Ted Kremenek } 1075ff981021554a4965943ca2d19019cea811614602Ted Kremenek ObjCAtCatchStmt *getNextCatchStmt() { 1076ff981021554a4965943ca2d19019cea811614602Ted Kremenek return static_cast<ObjCAtCatchStmt*>(SubExprs[NEXT_CATCH]); 1077ff981021554a4965943ca2d19019cea811614602Ted Kremenek } 1078ff981021554a4965943ca2d19019cea811614602Ted Kremenek 1079606efdfeb9eef70871eb62a26dfd115e209e899cFariborz Jahanian const Stmt *getCatchParamStmt() const { return SubExprs[SELECTOR]; } 1080606efdfeb9eef70871eb62a26dfd115e209e899cFariborz Jahanian Stmt *getCatchParamStmt() { return SubExprs[SELECTOR]; } 10817794cb85d394750db0631c02b7aa7837ae56764cFariborz Jahanian 10827573098b83e780d1c5bea13b384b610d8f155676Steve Naroff SourceLocation getRParenLoc() const { return RParenLoc; } 10837573098b83e780d1c5bea13b384b610d8f155676Steve Naroff 1084b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian virtual SourceRange getSourceRange() const { 10853b1191d7eaf2f4984564e01ab84b6713a9d80e70Fariborz Jahanian return SourceRange(AtCatchLoc, SubExprs[BODY]->getLocEnd()); 1086b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian } 1087be4b3332c2d17c03af6d015d9e8e2cc524806e6eSteve Naroff 1088be4b3332c2d17c03af6d015d9e8e2cc524806e6eSteve Naroff bool hasEllipsis() const { return getCatchParamStmt() == 0; } 1089be4b3332c2d17c03af6d015d9e8e2cc524806e6eSteve Naroff 1090b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian static bool classof(const Stmt *T) { 1091a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return T->getStmtClass() == ObjCAtCatchStmtClass; 1092b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian } 1093a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek static bool classof(const ObjCAtCatchStmt *) { return true; } 1094b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1095b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian virtual child_iterator child_begin(); 1096b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian virtual child_iterator child_end(); 1097af526779b36f43f59e47cfc5b10bb0c48562f4a9Ted Kremenek 1098af526779b36f43f59e47cfc5b10bb0c48562f4a9Ted Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 1099e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ObjCAtCatchStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 1100b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian}; 1101b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1102a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek/// ObjCAtFinallyStmt - This represent objective-c's @finally Statement 1103a526c5c67e5a0473c340903ee542ce570119665fTed Kremenekclass ObjCAtFinallyStmt : public Stmt { 110404be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek Stmt *AtFinallyStmt; 110504be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek SourceLocation AtFinallyLoc; 110604be5aae2dc17292e2007401599638f3c6ba30deTed Kremenekpublic: 1107a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtFinallyStmt(SourceLocation atFinallyLoc, Stmt *atFinallyStmt) 1108a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek : Stmt(ObjCAtFinallyStmtClass), 110904be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek AtFinallyStmt(atFinallyStmt), AtFinallyLoc(atFinallyLoc) {} 11107794cb85d394750db0631c02b7aa7837ae56764cFariborz Jahanian 111104be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek const Stmt *getFinallyBody () const { return AtFinallyStmt; } 111204be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek Stmt *getFinallyBody () { return AtFinallyStmt; } 111304be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek 111404be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek virtual SourceRange getSourceRange() const { 111504be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek return SourceRange(AtFinallyLoc, AtFinallyStmt->getLocEnd()); 111604be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek } 111704be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek 111804be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek static bool classof(const Stmt *T) { 1119a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return T->getStmtClass() == ObjCAtFinallyStmtClass; 112004be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek } 1121a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek static bool classof(const ObjCAtFinallyStmt *) { return true; } 112204be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek 112304be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek virtual child_iterator child_begin(); 112404be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek virtual child_iterator child_end(); 112504be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek 112604be5aae2dc17292e2007401599638f3c6ba30deTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 1127e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ObjCAtFinallyStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 1128b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian}; 1129b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1130a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek/// ObjCAtTryStmt - This represent objective-c's over-all 1131b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian/// @try ... @catch ... @finally statement. 1132a526c5c67e5a0473c340903ee542ce570119665fTed Kremenekclass ObjCAtTryStmt : public Stmt { 1133b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanianprivate: 113489079eac7d6e3091b74b477a4a5ff0cdaf35496cFariborz Jahanian enum { TRY, CATCH, FINALLY, END_EXPR }; 113589079eac7d6e3091b74b477a4a5ff0cdaf35496cFariborz Jahanian Stmt* SubStmts[END_EXPR]; 1136b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 11379c1efff14b0e001f73c875ed5b184fb3569d641dTed Kremenek SourceLocation AtTryLoc; 1138b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanianpublic: 1139a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtTryStmt(SourceLocation atTryLoc, Stmt *atTryStmt, 1140bd49a647afd9cc534fef13cadf652d4e9c396e2bFariborz Jahanian Stmt *atCatchStmt, 1141bd49a647afd9cc534fef13cadf652d4e9c396e2bFariborz Jahanian Stmt *atFinallyStmt) 1142a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek : Stmt(ObjCAtTryStmtClass) { 1143b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian SubStmts[TRY] = atTryStmt; 1144b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian SubStmts[CATCH] = atCatchStmt; 1145b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian SubStmts[FINALLY] = atFinallyStmt; 1146ccdbc5c6f14965d91a352d114c109a9d4d9552b8Steve Naroff AtTryLoc = atTryLoc; 1147b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian } 1148b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 11498aab17e82aab6b3f266ef1884253226d2cb8b8d8Fariborz Jahanian const Stmt *getTryBody() const { return SubStmts[TRY]; } 11508aab17e82aab6b3f266ef1884253226d2cb8b8d8Fariborz Jahanian Stmt *getTryBody() { return SubStmts[TRY]; } 1151a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek const ObjCAtCatchStmt *getCatchStmts() const { 1152a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return dyn_cast_or_null<ObjCAtCatchStmt>(SubStmts[CATCH]); 11537573098b83e780d1c5bea13b384b610d8f155676Steve Naroff } 1154a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtCatchStmt *getCatchStmts() { 1155a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return dyn_cast_or_null<ObjCAtCatchStmt>(SubStmts[CATCH]); 11567573098b83e780d1c5bea13b384b610d8f155676Steve Naroff } 1157a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek const ObjCAtFinallyStmt *getFinallyStmt() const { 1158a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return dyn_cast_or_null<ObjCAtFinallyStmt>(SubStmts[FINALLY]); 11597573098b83e780d1c5bea13b384b610d8f155676Steve Naroff } 1160a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtFinallyStmt *getFinallyStmt() { 1161a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return dyn_cast_or_null<ObjCAtFinallyStmt>(SubStmts[FINALLY]); 11627573098b83e780d1c5bea13b384b610d8f155676Steve Naroff } 1163b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian virtual SourceRange getSourceRange() const { 1164b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian return SourceRange(AtTryLoc, SubStmts[TRY]->getLocEnd()); 1165b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian } 1166b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1167b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian static bool classof(const Stmt *T) { 1168a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return T->getStmtClass() == ObjCAtTryStmtClass; 1169b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian } 1170a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek static bool classof(const ObjCAtTryStmt *) { return true; } 1171b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian 1172b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian virtual child_iterator child_begin(); 1173b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian virtual child_iterator child_end(); 11749c1efff14b0e001f73c875ed5b184fb3569d641dTed Kremenek 11759c1efff14b0e001f73c875ed5b184fb3569d641dTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 1176e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ObjCAtTryStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 1177b210bd0404f84b99259c9987d347a44d3c202238Fariborz Jahanian}; 1178fe795956194141c91ae555985c9b930595bff43fChris Lattner 1179c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian/// ObjCAtSynchronizedStmt - This is for objective-c's @synchronized statement. 118078a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian/// Example: @synchronized (sem) { 1181bd144b7ac70cc96cb1ff822347c2bb9b330729ecFariborz Jahanian/// do-something; 118278a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian/// } 1183c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian/// 1184c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanianclass ObjCAtSynchronizedStmt : public Stmt { 1185c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanianprivate: 1186a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian enum { SYNC_EXPR, SYNC_BODY, END_EXPR }; 1187a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian Stmt* SubStmts[END_EXPR]; 1188c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian SourceLocation AtSynchronizedLoc; 1189c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1190c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanianpublic: 1191a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian ObjCAtSynchronizedStmt(SourceLocation atSynchronizedLoc, Stmt *synchExpr, 1192c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian Stmt *synchBody) 1193a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian : Stmt(ObjCAtSynchronizedStmtClass) { 1194a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian SubStmts[SYNC_EXPR] = synchExpr; 1195a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian SubStmts[SYNC_BODY] = synchBody; 1196a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian AtSynchronizedLoc = atSynchronizedLoc; 1197a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian } 1198c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 119978a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian const CompoundStmt *getSynchBody() const { 120078a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian return reinterpret_cast<CompoundStmt*>(SubStmts[SYNC_BODY]); 120178a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian } 120278a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian CompoundStmt *getSynchBody() { 120378a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian return reinterpret_cast<CompoundStmt*>(SubStmts[SYNC_BODY]); 120478a677bbb5fa115fa0995b5783adeeefad67167eFariborz Jahanian } 1205c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1206a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian const Expr *getSynchExpr() const { 1207a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian return reinterpret_cast<Expr*>(SubStmts[SYNC_EXPR]); 1208a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian } 1209a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian Expr *getSynchExpr() { 1210a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian return reinterpret_cast<Expr*>(SubStmts[SYNC_EXPR]); 1211a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian } 1212c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1213c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian virtual SourceRange getSourceRange() const { 1214a0f55792409289d1d343023fa8292cff6355e538Fariborz Jahanian return SourceRange(AtSynchronizedLoc, getSynchBody()->getLocEnd()); 1215c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian } 1216c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1217c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian static bool classof(const Stmt *T) { 1218c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian return T->getStmtClass() == ObjCAtSynchronizedStmtClass; 1219c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian } 1220c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian static bool classof(const ObjCAtSynchronizedStmt *) { return true; } 1221c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1222fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian virtual child_iterator child_begin(); 1223fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian virtual child_iterator child_end(); 1224fa3ee8e6776634caf064ba5928ca7699d317a280Fariborz Jahanian 1225c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian virtual void EmitImpl(llvm::Serializer& S) const; 1226e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ObjCAtSynchronizedStmt* CreateImpl(llvm::Deserializer& D, 1227e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop ASTContext& C); 1228c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian}; 1229c385c90c68dfa376650e2facfbb444b2ec9bd110Fariborz Jahanian 1230a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek/// ObjCAtThrowStmt - This represents objective-c's @throw statement. 1231a526c5c67e5a0473c340903ee542ce570119665fTed Kremenekclass ObjCAtThrowStmt : public Stmt { 123239f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian Stmt *Throw; 123339f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian SourceLocation AtThrowLoc; 123439f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanianpublic: 1235a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek ObjCAtThrowStmt(SourceLocation atThrowLoc, Stmt *throwExpr) 1236a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek : Stmt(ObjCAtThrowStmtClass), Throw(throwExpr) { 123739f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian AtThrowLoc = atThrowLoc; 123839f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian } 123939f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian 1240e0def7589a8afa8a6acef13476bb3f882c104b91Chris Lattner const Expr *getThrowExpr() const { return reinterpret_cast<Expr*>(Throw); } 1241e0def7589a8afa8a6acef13476bb3f882c104b91Chris Lattner Expr *getThrowExpr() { return reinterpret_cast<Expr*>(Throw); } 124239f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian 124320ebf8f15df48f27ce2bf7c1b3ae87565235600fSteve Naroff virtual SourceRange getSourceRange() const { 124420ebf8f15df48f27ce2bf7c1b3ae87565235600fSteve Naroff if (Throw) 124520ebf8f15df48f27ce2bf7c1b3ae87565235600fSteve Naroff return SourceRange(AtThrowLoc, Throw->getLocEnd()); 1246db6ed1786bf460e1143f67d14bf2d71ad9856f81Chris Lattner else 1247db6ed1786bf460e1143f67d14bf2d71ad9856f81Chris Lattner return SourceRange(AtThrowLoc); 124839f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian } 124939f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian 125039f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian static bool classof(const Stmt *T) { 1251a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek return T->getStmtClass() == ObjCAtThrowStmtClass; 125239f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian } 1253a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek static bool classof(const ObjCAtThrowStmt *) { return true; } 125439f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian 125539f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian virtual child_iterator child_begin(); 125639f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian virtual child_iterator child_end(); 12575bdd4e300b432246b9d261702828e9875414128bTed Kremenek 12585bdd4e300b432246b9d261702828e9875414128bTed Kremenek virtual void EmitImpl(llvm::Serializer& S) const; 1259e2563ca02a519c2ad6d64dfed87d6e86c5d3c072Sam Bishop static ObjCAtThrowStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 126039f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian}; 126139f8f159c488a900e5958d5aab3e467af9ec8a2bFariborz Jahanian 12624b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl/// CXXCatchStmt - This represents a C++ catch block. 12634b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redlclass CXXCatchStmt : public Stmt { 12644b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl SourceLocation CatchLoc; 12654b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl /// The exception-declaration of the type. 12664b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl Decl *ExceptionDecl; 12674b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl /// The handler block. 12684b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl Stmt *HandlerBlock; 12694b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12704b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redlpublic: 12714b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl CXXCatchStmt(SourceLocation catchLoc, Decl *exDecl, Stmt *handlerBlock) 12724b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl : Stmt(CXXCatchStmtClass), CatchLoc(catchLoc), ExceptionDecl(exDecl), 12734b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl HandlerBlock(handlerBlock) {} 12744b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12754b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl virtual void Destroy(ASTContext& Ctx); 12764b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12774b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl virtual SourceRange getSourceRange() const { 12784b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl return SourceRange(CatchLoc, HandlerBlock->getLocEnd()); 12794b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl } 12804b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12814b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl Decl *getExceptionDecl() { return ExceptionDecl; } 12824b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl QualType getCaughtType(); 12834b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl Stmt *getHandlerBlock() { return HandlerBlock; } 12844b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12854b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl static bool classof(const Stmt *T) { 12864b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl return T->getStmtClass() == CXXCatchStmtClass; 12874b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl } 12884b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl static bool classof(const CXXCatchStmt *) { return true; } 12894b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12904b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl virtual child_iterator child_begin(); 12914b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl virtual child_iterator child_end(); 12924b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12934b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl virtual void EmitImpl(llvm::Serializer& S) const; 12944b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl static CXXCatchStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 12954b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl}; 12964b07b2968f87f3cd5a3d8c76145f1cbfd718d42dSebastian Redl 12978351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl/// CXXTryStmt - A C++ try block, including all handlers. 12988351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redlclass CXXTryStmt : public Stmt { 12998351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl SourceLocation TryLoc; 13008351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl // First place is the guarded CompoundStatement. Subsequent are the handlers. 13018351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl // More than three handlers should be rare. 13028351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl llvm::SmallVector<Stmt*, 4> Stmts; 13038351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13048351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redlpublic: 13058351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl CXXTryStmt(SourceLocation tryLoc, Stmt *tryBlock, 13068351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl Stmt **handlers, unsigned numHandlers); 13078351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13088351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl virtual SourceRange getSourceRange() const { 13098351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl return SourceRange(TryLoc, Stmts.back()->getLocEnd()); 13108351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl } 13118351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13128351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl CompoundStmt *getTryBlock() { return llvm::cast<CompoundStmt>(Stmts[0]); } 13138351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl const CompoundStmt *getTryBlock() const { 13148351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl return llvm::cast<CompoundStmt>(Stmts[0]); 13158351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl } 13168351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13178351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl unsigned getNumHandlers() const { return Stmts.size() - 1; } 13188351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl CXXCatchStmt *getHandler(unsigned i) { 13198351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl return llvm::cast<CXXCatchStmt>(Stmts[i + 1]); 13208351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl } 13218351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl const CXXCatchStmt *getHandler(unsigned i) const { 13228351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl return llvm::cast<CXXCatchStmt>(Stmts[i + 1]); 13238351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl } 13248351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13258351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl static bool classof(const Stmt *T) { 13268351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl return T->getStmtClass() == CXXTryStmtClass; 13278351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl } 13288351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl static bool classof(const CXXTryStmt *) { return true; } 13298351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13308351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl virtual child_iterator child_begin(); 13318351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl virtual child_iterator child_end(); 13328351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13338351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl virtual void EmitImpl(llvm::Serializer& S) const; 13348351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl static CXXTryStmt* CreateImpl(llvm::Deserializer& D, ASTContext& C); 13358351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl}; 13368351da06ca3082dfd49dd8e3c1785a986920f57cSebastian Redl 13375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 13385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 13395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1340