1 //===--- StmtObjC.cpp - Classes for representing ObjC statements ---------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file implements the subclesses of Stmt class declared in StmtObjC.h
12 //===----------------------------------------------------------------------===//
14 #include "clang/AST/StmtObjC.h"
16 #include "clang/AST/Expr.h"
17 #include "clang/AST/ASTContext.h"
19 using namespace clang;
21 ObjCForCollectionStmt::ObjCForCollectionStmt(Stmt *Elem, Expr *Collect,
22 Stmt *Body, SourceLocation FCL,
24 : Stmt(ObjCForCollectionStmtClass) {
25 SubExprs[ELEM] = Elem;
26 SubExprs[COLLECTION] = Collect;
27 SubExprs[BODY] = Body;
32 ObjCAtTryStmt::ObjCAtTryStmt(SourceLocation atTryLoc, Stmt *atTryStmt,
33 Stmt **CatchStmts, unsigned NumCatchStmts,
35 : Stmt(ObjCAtTryStmtClass), AtTryLoc(atTryLoc),
36 NumCatchStmts(NumCatchStmts), HasFinally(atFinallyStmt != nullptr) {
37 Stmt **Stmts = getStmts();
39 for (unsigned I = 0; I != NumCatchStmts; ++I)
40 Stmts[I + 1] = CatchStmts[I];
43 Stmts[NumCatchStmts + 1] = atFinallyStmt;
46 ObjCAtTryStmt *ObjCAtTryStmt::Create(const ASTContext &Context,
47 SourceLocation atTryLoc, Stmt *atTryStmt,
48 Stmt **CatchStmts, unsigned NumCatchStmts,
49 Stmt *atFinallyStmt) {
51 sizeof(ObjCAtTryStmt) +
52 (1 + NumCatchStmts + (atFinallyStmt != nullptr)) * sizeof(Stmt *);
53 void *Mem = Context.Allocate(Size, alignof(ObjCAtTryStmt));
54 return new (Mem) ObjCAtTryStmt(atTryLoc, atTryStmt, CatchStmts, NumCatchStmts,
58 ObjCAtTryStmt *ObjCAtTryStmt::CreateEmpty(const ASTContext &Context,
59 unsigned NumCatchStmts,
62 sizeof(ObjCAtTryStmt) + (1 + NumCatchStmts + HasFinally) * sizeof(Stmt *);
63 void *Mem = Context.Allocate(Size, alignof(ObjCAtTryStmt));
64 return new (Mem) ObjCAtTryStmt(EmptyShell(), NumCatchStmts, HasFinally);
67 SourceLocation ObjCAtTryStmt::getLocEnd() const {
69 return getFinallyStmt()->getLocEnd();
71 return getCatchStmt(NumCatchStmts - 1)->getLocEnd();
72 return getTryBody()->getLocEnd();