Use an artificial debug location for non-virtual thunks.
Thunks are artificial and have no corresponding source location except for the
line number on the DISubprogram, which is marked as artificial.
<rdar://problem/11941095>
llvm-svn: 286400
diff --git a/clang/lib/CodeGen/CGVTables.cpp b/clang/lib/CodeGen/CGVTables.cpp
index 43c59e4..3999c15 100644
--- a/clang/lib/CodeGen/CGVTables.cpp
+++ b/clang/lib/CodeGen/CGVTables.cpp
@@ -229,8 +229,11 @@
CGM.getCXXABI().addImplicitStructorParams(*this, ResultType, FunctionArgs);
// Start defining the function.
+ auto NL = ApplyDebugLocation::CreateEmpty(*this);
StartFunction(GlobalDecl(), ResultType, Fn, FnInfo, FunctionArgs,
- MD->getLocation(), MD->getLocation());
+ MD->getLocation());
+ // Create a scope with an artificial location for the body of this function.
+ auto AL = ApplyDebugLocation::CreateArtificial(*this);
// Since we didn't pass a GlobalDecl to StartFunction, do this ourselves.
CGM.getCXXABI().EmitInstanceFunctionProlog(*this);
@@ -282,7 +285,7 @@
// Add the rest of the arguments.
for (const ParmVarDecl *PD : MD->parameters())
- EmitDelegateCallArg(CallArgs, PD, PD->getLocStart());
+ EmitDelegateCallArg(CallArgs, PD, SourceLocation());
const FunctionProtoType *FPT = MD->getType()->getAs<FunctionProtoType>();
@@ -396,6 +399,8 @@
const CGFunctionInfo &FnInfo,
GlobalDecl GD, const ThunkInfo &Thunk) {
StartThunk(Fn, GD, FnInfo);
+ // Create a scope with an artificial location for the body of this function.
+ auto AL = ApplyDebugLocation::CreateArtificial(*this);
// Get our callee.
llvm::Type *Ty =