Identify functions with prototype appropriately in debug info.

This is tested by callfuncs.exp in gdb testsuite.

llvm-svn: 115989
This commit is contained in:
Devang Patel 2010-10-07 22:03:49 +00:00
parent 3a24f9230a
commit 251f859b23
1 changed files with 7 additions and 1 deletions

View File

@ -746,6 +746,8 @@ CGDebugInfo::CreateCXXMemberFunction(const CXXMethodDecl *Method,
if (CXXC->isExplicit())
Flags |= llvm::DIDescriptor::FlagExplicit;
}
if (Method->hasPrototype())
Flags |= llvm::DIDescriptor::FlagPrototyped;
llvm::DISubprogram SP =
DebugFactory.CreateSubprogram(RecordTy , MethodName, MethodName,
@ -1526,6 +1528,7 @@ void CGDebugInfo::EmitFunctionStart(GlobalDecl GD, QualType FnType,
FnBeginRegionCount.push_back(RegionStack.size());
const Decl *D = GD.getDecl();
unsigned Flags = 0;
if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) {
// If there is a DISubprogram for this function available then use it.
llvm::DenseMap<const FunctionDecl *, llvm::WeakVH>::iterator
@ -1542,13 +1545,17 @@ void CGDebugInfo::EmitFunctionStart(GlobalDecl GD, QualType FnType,
Name = getFunctionName(FD);
// Use mangled name as linkage name for c/c++ functions.
LinkageName = CGM.getMangledName(GD);
if (FD->hasPrototype())
Flags |= llvm::DIDescriptor::FlagPrototyped;
} else if (const ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(D)) {
Name = getObjCMethodName(OMD);
LinkageName = Name;
Flags |= llvm::DIDescriptor::FlagPrototyped;
} else {
// Use llvm function name as linkage name.
Name = Fn->getName();
LinkageName = Name;
Flags |= llvm::DIDescriptor::FlagPrototyped;
}
if (!Name.empty() && Name[0] == '\01')
Name = Name.substr(1);
@ -1558,7 +1565,6 @@ void CGDebugInfo::EmitFunctionStart(GlobalDecl GD, QualType FnType,
// statement representing function body.
llvm::DIFile Unit = getOrCreateFile(CurLoc);
unsigned LineNo = getLineNumber(CurLoc);
unsigned Flags = 0;
if (D->isImplicit())
Flags |= llvm::DIDescriptor::FlagArtificial;
llvm::DISubprogram SP =