Initialize debug info for special cases of functions that lack declarations and are generated by Clang (global initializers/destructors, thunks) . Fixes PR13942.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@166676 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGDeclCXX.cpp b/lib/CodeGen/CGDeclCXX.cpp
index 9f7ee1e..67f710d 100644
--- a/lib/CodeGen/CGDeclCXX.cpp
+++ b/lib/CodeGen/CGDeclCXX.cpp
@@ -163,6 +163,9 @@
CodeGenFunction CGF(CGM);
+ // Initialize debug info if needed.
+ CGF.maybeInitializeDebugInfo();
+
CGF.StartFunction(GlobalDecl(), CGM.getContext().VoidTy, fn,
CGM.getTypes().arrangeNullaryFunction(),
FunctionArgList(), SourceLocation());
@@ -345,6 +348,9 @@
void CodeGenFunction::GenerateCXXGlobalInitFunc(llvm::Function *Fn,
llvm::Constant **Decls,
unsigned NumDecls) {
+ // Initialize debug info if needed.
+ maybeInitializeDebugInfo();
+
StartFunction(GlobalDecl(), getContext().VoidTy, Fn,
getTypes().arrangeNullaryFunction(),
FunctionArgList(), SourceLocation());
@@ -370,6 +376,9 @@
void CodeGenFunction::GenerateCXXGlobalDtorsFunc(llvm::Function *Fn,
const std::vector<std::pair<llvm::WeakVH, llvm::Constant*> >
&DtorsAndObjects) {
+ // Initialize debug info if needed.
+ maybeInitializeDebugInfo();
+
StartFunction(GlobalDecl(), getContext().VoidTy, Fn,
getTypes().arrangeNullaryFunction(),
FunctionArgList(), SourceLocation());
@@ -406,6 +415,9 @@
llvm::Function *fn =
CreateGlobalInitOrDestructFunction(CGM, FTy, "__cxx_global_array_dtor");
+ // Initialize debug info if needed.
+ maybeInitializeDebugInfo();
+
StartFunction(GlobalDecl(), getContext().VoidTy, fn, FI, args,
SourceLocation());