1 //===--- StmtObjC.cpp - Classes for representing ObjC statements ---------===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 // This file implements the subclesses of Stmt class declared in StmtObjC.h
11 //===----------------------------------------------------------------------===//
13 #include "clang/AST/StmtObjC.h"
15 #include "clang/AST/Expr.h"
16 #include "clang/AST/ASTContext.h"
18 using namespace clang;
20 ObjCForCollectionStmt::ObjCForCollectionStmt(Stmt *Elem, Expr *Collect,
21 Stmt *Body, SourceLocation FCL,
23 : Stmt(ObjCForCollectionStmtClass) {
24 SubExprs[ELEM] = Elem;
25 SubExprs[COLLECTION] = Collect;
26 SubExprs[BODY] = Body;
31 ObjCAtTryStmt::ObjCAtTryStmt(SourceLocation atTryLoc, Stmt *atTryStmt,
32 Stmt **CatchStmts, unsigned NumCatchStmts,
34 : Stmt(ObjCAtTryStmtClass), AtTryLoc(atTryLoc),
35 NumCatchStmts(NumCatchStmts), HasFinally(atFinallyStmt != nullptr) {
36 Stmt **Stmts = getStmts();
38 for (unsigned I = 0; I != NumCatchStmts; ++I)
39 Stmts[I + 1] = CatchStmts[I];
42 Stmts[NumCatchStmts + 1] = atFinallyStmt;
45 ObjCAtTryStmt *ObjCAtTryStmt::Create(const ASTContext &Context,
46 SourceLocation atTryLoc, Stmt *atTryStmt,
47 Stmt **CatchStmts, unsigned NumCatchStmts,
48 Stmt *atFinallyStmt) {
50 sizeof(ObjCAtTryStmt) +
51 (1 + NumCatchStmts + (atFinallyStmt != nullptr)) * sizeof(Stmt *);
52 void *Mem = Context.Allocate(Size, alignof(ObjCAtTryStmt));
53 return new (Mem) ObjCAtTryStmt(atTryLoc, atTryStmt, CatchStmts, NumCatchStmts,
57 ObjCAtTryStmt *ObjCAtTryStmt::CreateEmpty(const ASTContext &Context,
58 unsigned NumCatchStmts,
61 sizeof(ObjCAtTryStmt) + (1 + NumCatchStmts + HasFinally) * sizeof(Stmt *);
62 void *Mem = Context.Allocate(Size, alignof(ObjCAtTryStmt));
63 return new (Mem) ObjCAtTryStmt(EmptyShell(), NumCatchStmts, HasFinally);
66 SourceLocation ObjCAtTryStmt::getEndLoc() const {
68 return getFinallyStmt()->getEndLoc();
70 return getCatchStmt(NumCatchStmts - 1)->getEndLoc();
71 return getTryBody()->getEndLoc();