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Revert r97949. 

llvm-svn: 97964
This commit is contained in:
Devang Patel 2010-03-08 19:20:58 +00:00
parent bc97f6b757
commit 9cf2705a5d
1 changed files with 4 additions and 4 deletions
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8
clang/lib/CodeGen/CGDebugInfo.cpp
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@ -98,7 +98,7 @@ llvm::DICompileUnit CGDebugInfo::getOrCreateCompileUnit(SourceLocation Loc) {
// See if this compile unit has been used before for this valid location.
llvm::DICompileUnit &Unit = CompileUnitCache[FID];
if (Unit.Verify()) return Unit;
if (!Unit.isNull()) return Unit;
}
// Get absolute path name.
@ -698,7 +698,7 @@ CollectCXXBases(const CXXRecordDecl *RD, llvm::DICompileUnit Unit,
/// getOrCreateVTablePtrType - Return debug info descriptor for vtable.
llvm::DIType CGDebugInfo::getOrCreateVTablePtrType(llvm::DICompileUnit Unit) {
if (VTablePtrType.isValid())
if (!VTablePtrType.isNull())
return VTablePtrType;
ASTContext &Context = CGM.getContext();
@ -1306,8 +1306,8 @@ void CGDebugInfo::EmitFunctionStart(GlobalDecl GD, QualType FnType,
llvm::DenseMap<const FunctionDecl *, llvm::WeakVH>::iterator
FI = SPCache.find(FD);
if (FI != SPCache.end()) {
llvm::DIDescriptor SP(dyn_cast_or_null<llvm::MDNode>(FI->second));
if (SP.isSubprogram() && llvm::DISubprogram(SP.getNode()).isDefinition()) {
llvm::DISubprogram SP(dyn_cast_or_null<llvm::MDNode>(FI->second));
if (!SP.isNull() && SP.isSubprogram() && SP.isDefinition()) {
RegionStack.push_back(SP.getNode());
RegionMap[D] = llvm::WeakVH(SP.getNode());
return;