Coverage Report

Created: 2020-02-15 09:57

/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/lib/AST/StmtCXX.cpp
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//===--- StmtCXX.cpp - Classes for representing C++ statements ------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the subclesses of Stmt class declared in StmtCXX.h
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//
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//===----------------------------------------------------------------------===//
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#include "clang/AST/StmtCXX.h"
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#include "clang/AST/ASTContext.h"
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using namespace clang;
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QualType CXXCatchStmt::getCaughtType() const {
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  if (ExceptionDecl)
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    return ExceptionDecl->getType();
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  return QualType();
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}
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CXXTryStmt *CXXTryStmt::Create(const ASTContext &C, SourceLocation tryLoc,
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                               Stmt *tryBlock, ArrayRef<Stmt *> handlers) {
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  const size_t Size = totalSizeToAlloc<Stmt *>(handlers.size() + 1);
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  void *Mem = C.Allocate(Size, alignof(CXXTryStmt));
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  return new (Mem) CXXTryStmt(tryLoc, tryBlock, handlers);
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}
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CXXTryStmt *CXXTryStmt::Create(const ASTContext &C, EmptyShell Empty,
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                               unsigned numHandlers) {
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  const size_t Size = totalSizeToAlloc<Stmt *>(numHandlers + 1);
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  void *Mem = C.Allocate(Size, alignof(CXXTryStmt));
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  return new (Mem) CXXTryStmt(Empty, numHandlers);
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}
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CXXTryStmt::CXXTryStmt(SourceLocation tryLoc, Stmt *tryBlock,
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                       ArrayRef<Stmt *> handlers)
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    : Stmt(CXXTryStmtClass), TryLoc(tryLoc), NumHandlers(handlers.size()) {
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  Stmt **Stmts = getStmts();
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  Stmts[0] = tryBlock;
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  std::copy(handlers.begin(), handlers.end(), Stmts + 1);
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}
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CXXForRangeStmt::CXXForRangeStmt(Stmt *Init, DeclStmt *Range,
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                                 DeclStmt *BeginStmt, DeclStmt *EndStmt,
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                                 Expr *Cond, Expr *Inc, DeclStmt *LoopVar,
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                                 Stmt *Body, SourceLocation FL,
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                                 SourceLocation CAL, SourceLocation CL,
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                                 SourceLocation RPL)
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    : Stmt(CXXForRangeStmtClass), ForLoc(FL), CoawaitLoc(CAL), ColonLoc(CL),
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      RParenLoc(RPL) {
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  SubExprs[INIT] = Init;
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  SubExprs[RANGE] = Range;
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  SubExprs[BEGINSTMT] = BeginStmt;
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  SubExprs[ENDSTMT] = EndStmt;
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  SubExprs[COND] = Cond;
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  SubExprs[INC] = Inc;
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  SubExprs[LOOPVAR] = LoopVar;
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  SubExprs[BODY] = Body;
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}
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Expr *CXXForRangeStmt::getRangeInit() {
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  DeclStmt *RangeStmt = getRangeStmt();
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  VarDecl *RangeDecl = dyn_cast_or_null<VarDecl>(RangeStmt->getSingleDecl());
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  assert(RangeDecl && "for-range should have a single var decl");
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  return RangeDecl->getInit();
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}
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const Expr *CXXForRangeStmt::getRangeInit() const {
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  return const_cast<CXXForRangeStmt *>(this)->getRangeInit();
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}
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VarDecl *CXXForRangeStmt::getLoopVariable() {
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  Decl *LV = cast<DeclStmt>(getLoopVarStmt())->getSingleDecl();
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  assert(LV && "No loop variable in CXXForRangeStmt");
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  return cast<VarDecl>(LV);
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}
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const VarDecl *CXXForRangeStmt::getLoopVariable() const {
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  return const_cast<CXXForRangeStmt *>(this)->getLoopVariable();
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}
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CoroutineBodyStmt *CoroutineBodyStmt::Create(
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    const ASTContext &C, CoroutineBodyStmt::CtorArgs const &Args) {
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  std::size_t Size = totalSizeToAlloc<Stmt *>(
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      CoroutineBodyStmt::FirstParamMove + Args.ParamMoves.size());
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  void *Mem = C.Allocate(Size, alignof(CoroutineBodyStmt));
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  return new (Mem) CoroutineBodyStmt(Args);
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}
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CoroutineBodyStmt *CoroutineBodyStmt::Create(const ASTContext &C, EmptyShell,
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                                             unsigned NumParams) {
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  std::size_t Size = totalSizeToAlloc<Stmt *>(
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      CoroutineBodyStmt::FirstParamMove + NumParams);
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  void *Mem = C.Allocate(Size, alignof(CoroutineBodyStmt));
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  auto *Result = new (Mem) CoroutineBodyStmt(CtorArgs());
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  Result->NumParams = NumParams;
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  auto *ParamBegin = Result->getStoredStmts() + SubStmt::FirstParamMove;
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  std::uninitialized_fill(ParamBegin, ParamBegin + NumParams,
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                          static_cast<Stmt *>(nullptr));
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  return Result;
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}
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CoroutineBodyStmt::CoroutineBodyStmt(CoroutineBodyStmt::CtorArgs const &Args)
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    : Stmt(CoroutineBodyStmtClass), NumParams(Args.ParamMoves.size()) {
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  Stmt **SubStmts = getStoredStmts();
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  SubStmts[CoroutineBodyStmt::Body] = Args.Body;
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  SubStmts[CoroutineBodyStmt::Promise] = Args.Promise;
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  SubStmts[CoroutineBodyStmt::InitSuspend] = Args.InitialSuspend;
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  SubStmts[CoroutineBodyStmt::FinalSuspend] = Args.FinalSuspend;
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  SubStmts[CoroutineBodyStmt::OnException] = Args.OnException;
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  SubStmts[CoroutineBodyStmt::OnFallthrough] = Args.OnFallthrough;
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  SubStmts[CoroutineBodyStmt::Allocate] = Args.Allocate;
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  SubStmts[CoroutineBodyStmt::Deallocate] = Args.Deallocate;
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  SubStmts[CoroutineBodyStmt::ReturnValue] = Args.ReturnValue;
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  SubStmts[CoroutineBodyStmt::ResultDecl] = Args.ResultDecl;
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  SubStmts[CoroutineBodyStmt::ReturnStmt] = Args.ReturnStmt;
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  SubStmts[CoroutineBodyStmt::ReturnStmtOnAllocFailure] =
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      Args.ReturnStmtOnAllocFailure;
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  std::copy(Args.ParamMoves.begin(), Args.ParamMoves.end(),
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            const_cast<Stmt **>(getParamMoves().data()));
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}