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Fixes debug info generation problem for ms_struct structs. 

// rdar://8823265

llvm-svn: 130458
This commit is contained in:
Fariborz Jahanian 2011-04-28 23:43:23 +00:00
parent 6cd4d1d85a
commit 6d003c3041
1 changed files with 14 additions and 1 deletions
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15
clang/lib/CodeGen/CGDebugInfo.cpp
View File

@ -618,18 +618,31 @@ void CGDebugInfo::
CollectRecordFields(const RecordDecl *record, llvm::DIFile tunit,
llvm::SmallVectorImpl<llvm::Value *> &elements) {
unsigned fieldNo = 0;
const FieldDecl *LastFD = 0;
bool IsMsStruct = record->hasAttr<MsStructAttr>();
const ASTRecordLayout &layout = CGM.getContext().getASTRecordLayout(record);
for (RecordDecl::field_iterator I = record->field_begin(),
E = record->field_end();
I != E; ++I, ++fieldNo) {
FieldDecl *field = *I;
if (IsMsStruct) {
// Zero-length bitfields following non-bitfield members are ignored
if (CGM.getContext().ZeroBitfieldFollowsNonBitfield((field), LastFD)) {
--fieldNo;
continue;
}
LastFD = field;
}
llvm::StringRef name = field->getName();
QualType type = field->getType();
// Ignore unnamed fields unless they're anonymous structs/unions.
if (name.empty() && !type->isRecordType())
if (name.empty() && !type->isRecordType()) {
LastFD = field;
continue;
}
llvm::DIType fieldType
= createFieldType(name, type, field->getBitWidth(),