void ReplaceDependentName::handleOneElaboratedTypeLoc(
const ElaboratedTypeLoc &TLoc)
{
SourceLocation Loc = TLoc.getBeginLoc();
if (Loc.isInvalid() || isInIncludedFile(Loc))
return;
const ElaboratedType *ET = TLoc.getTypePtr();
if ((ET->getKeyword() != ETK_Typename) && (ET->getKeyword() != ETK_None))
return;
if (TLoc.getQualifierLoc().getBeginLoc().isInvalid())
return;
std::string Str = "";
if (ValidInstanceNum == 8)
TransAssert(ET);
bool Typename = false;
if (!getTypeString(ET->getNamedType(), Str, Typename))
return;
std::string TyStr = "";
ET->getNamedType().getAsStringInternal(TyStr, Context->getPrintingPolicy());
if (TyStr == Str)
return;
ValidInstanceNum++;
if (ValidInstanceNum == TransformationCounter) {
TheTyName = Str;
NeedTypenameKeyword = Typename;
TheLocBegin = getElaboratedTypeLocBegin(TLoc);
TheNameLocEnd = TLoc.getEndLoc();
}
}
bool EmptyStructToIntRewriteVisitor::VisitElaboratedTypeLoc(
ElaboratedTypeLoc Loc)
{
const ElaboratedType *ETy = dyn_cast<ElaboratedType>(Loc.getTypePtr());
const Type *NamedTy = ETy->getNamedType().getTypePtr();
const RecordType *RDTy = NamedTy->getAs<RecordType>();
if (!RDTy)
return true;
const RecordDecl *RD = RDTy->getDecl();
TransAssert(RD && "NULL RecordDecl!");
if (RD->getCanonicalDecl() != ConsumerInstance->TheRecordDecl) {
return true;
}
SourceLocation StartLoc = Loc.getLocStart();
if (StartLoc.isInvalid())
return true;
TypeLoc TyLoc = Loc.getNamedTypeLoc();
SourceLocation EndLoc = TyLoc.getLocStart();
if (EndLoc.isInvalid())
return true;
EndLoc = EndLoc.getLocWithOffset(-1);
const char *StartBuf =
ConsumerInstance->SrcManager->getCharacterData(StartLoc);
const char *EndBuf = ConsumerInstance->SrcManager->getCharacterData(EndLoc);
ConsumerInstance->Rewritten = true;
// It's possible, e.g.,
// struct S1 {
// struct { } S;
// };
// Clang will translate struct { } S to
// struct {
// };
// struct <anonymous struct ...> S;
// the last declaration is injected by clang.
// We need to omit it.
if (StartBuf > EndBuf) {
SourceLocation KeywordLoc = Loc.getElaboratedKeywordLoc();
const llvm::StringRef Keyword =
TypeWithKeyword::getKeywordName(ETy->getKeyword());
ConsumerInstance->TheRewriter.ReplaceText(KeywordLoc,
Keyword.size(), "int");
return true;
}
ConsumerInstance->TheRewriter.RemoveText(SourceRange(StartLoc, EndLoc));
return true;
}
SourceLocation ReplaceDependentName::getElaboratedTypeLocBegin(
const ElaboratedTypeLoc &TLoc)
{
SourceLocation Loc = TLoc.getElaboratedKeywordLoc();
if (Loc.isValid())
return Loc;
NestedNameSpecifierLoc SpecLoc = TLoc.getQualifierLoc();
NestedNameSpecifierLoc Prefix = SpecLoc.getPrefix();
while (Prefix.getBeginLoc().isValid()) {
SpecLoc = Prefix;
Prefix = Prefix.getPrefix();
}
Loc = SpecLoc.getBeginLoc();
TransAssert(Loc.isValid() && "Failed to get ElaboratedTypeLoc!");
return Loc;
}
// Handle cases like:
// struct S {
// typedef int Int;
// };
// S::Int g;
// where S::Int is referred as an ElaboratedType
bool ReplaceSimpleTypedefRewriteVisitor::VisitElaboratedTypeLoc(
ElaboratedTypeLoc Loc)
{
const ElaboratedType *ETy = dyn_cast<ElaboratedType>(Loc.getTypePtr());
const Type *NamedTy = ETy->getNamedType().getTypePtr();
const TypedefType *TdefTy = NamedTy->getAs<TypedefType>();
if (!TdefTy)
return true;
const TypedefDecl *TdefD = dyn_cast<TypedefDecl>(TdefTy->getDecl());
if (!TdefD || (dyn_cast<TypedefDecl>(TdefD->getCanonicalDecl()) !=
ConsumerInstance->TheTypedefDecl)) {
return true;
}
NestedNameSpecifierLoc QualifierLoc = Loc.getQualifierLoc();
if (QualifierLoc && ConsumerInstance->IsScalarType) {
ConsumerInstance->TheRewriter.RemoveText(QualifierLoc.getSourceRange());
}
return true;
}
CXCursor cxcursor::getTypeRefCursor(CXCursor cursor) {
if (cursor.kind != CXCursor_CallExpr)
return cursor;
if (cursor.xdata == 0)
return cursor;
const Expr *E = getCursorExpr(cursor);
TypeSourceInfo *Type = 0;
if (const CXXUnresolvedConstructExpr *
UnCtor = dyn_cast<CXXUnresolvedConstructExpr>(E)) {
Type = UnCtor->getTypeSourceInfo();
} else if (const CXXTemporaryObjectExpr *Tmp =
dyn_cast<CXXTemporaryObjectExpr>(E)) {
Type = Tmp->getTypeSourceInfo();
}
if (!Type)
return cursor;
CXTranslationUnit TU = getCursorTU(cursor);
QualType Ty = Type->getType();
TypeLoc TL = Type->getTypeLoc();
SourceLocation Loc = TL.getBeginLoc();
if (const ElaboratedType *ElabT = Ty->getAs<ElaboratedType>()) {
Ty = ElabT->getNamedType();
ElaboratedTypeLoc ElabTL = TL.castAs<ElaboratedTypeLoc>();
Loc = ElabTL.getNamedTypeLoc().getBeginLoc();
}
if (const TypedefType *Typedef = Ty->getAs<TypedefType>())
return MakeCursorTypeRef(Typedef->getDecl(), Loc, TU);
if (const TagType *Tag = Ty->getAs<TagType>())
return MakeCursorTypeRef(Tag->getDecl(), Loc, TU);
if (const TemplateTypeParmType *TemplP = Ty->getAs<TemplateTypeParmType>())
return MakeCursorTypeRef(TemplP->getDecl(), Loc, TU);
return cursor;
}
