llvm-project/clang/lib/Parse/Action.cpp

105 lines
3.9 KiB
C++

//===--- Action.cpp - Implement the Action class --------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements the Action interface.
//
//===----------------------------------------------------------------------===//
#include "clang/Parse/Parser.h"
#include "clang/Parse/DeclSpec.h"
#include "clang/Parse/Scope.h"
#include "clang/Basic/TargetInfo.h"
#include "llvm/Support/Allocator.h"
#include "llvm/Support/RecyclingAllocator.h"
#include "llvm/Support/raw_ostream.h"
using namespace clang;
void PrettyStackTraceActionsDecl::print(llvm::raw_ostream &OS) const {
if (Loc.isValid()) {
Loc.print(OS, SM);
OS << ": ";
}
OS << Message;
std::string Name = Actions.getDeclName(TheDecl);
if (!Name.empty())
OS << " '" << Name << '\'';
OS << '\n';
}
/// Out-of-line virtual destructor to provide home for ActionBase class.
ActionBase::~ActionBase() {}
/// Out-of-line virtual destructor to provide home for Action class.
Action::~Action() {}
Action::ObjCMessageKind Action::getObjCMessageKind(Scope *S,
IdentifierInfo *Name,
SourceLocation NameLoc,
bool IsSuper,
bool HasTrailingDot,
TypeTy *&ReceiverType) {
ReceiverType = 0;
if (IsSuper && !HasTrailingDot && S->isInObjcMethodScope())
return ObjCSuperMessage;
if (TypeTy *TyName = getTypeName(*Name, NameLoc, S)) {
DeclSpec DS;
const char *PrevSpec = 0;
unsigned DiagID = 0;
if (!DS.SetTypeSpecType(DeclSpec::TST_typename, NameLoc, PrevSpec,
DiagID, TyName)) {
DS.SetRangeEnd(NameLoc);
Declarator DeclaratorInfo(DS, Declarator::TypeNameContext);
TypeResult Ty = ActOnTypeName(S, DeclaratorInfo);
if (!Ty.isInvalid())
ReceiverType = Ty.get();
}
return ObjCClassMessage;
}
return ObjCInstanceMessage;
}
// Defined out-of-line here because of dependecy on AttributeList
Action::DeclPtrTy Action::ActOnUsingDirective(Scope *CurScope,
SourceLocation UsingLoc,
SourceLocation NamespcLoc,
CXXScopeSpec &SS,
SourceLocation IdentLoc,
IdentifierInfo *NamespcName,
AttributeList *AttrList) {
// FIXME: Parser seems to assume that Action::ActOn* takes ownership over
// passed AttributeList, however other actions don't free it, is it
// temporary state or bug?
delete AttrList;
return DeclPtrTy();
}
// Defined out-of-line here because of dependency on AttributeList
Action::DeclPtrTy Action::ActOnUsingDeclaration(Scope *CurScope,
AccessSpecifier AS,
bool HasUsingKeyword,
SourceLocation UsingLoc,
CXXScopeSpec &SS,
UnqualifiedId &Name,
AttributeList *AttrList,
bool IsTypeName,
SourceLocation TypenameLoc) {
// FIXME: Parser seems to assume that Action::ActOn* takes ownership over
// passed AttributeList, however other actions don't free it, is it
// temporary state or bug?
delete AttrList;
return DeclPtrTy();
}