3 files changed, 6 insertions, 5 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp
index 77c408a9638..e049cc890d7 100644
--- a/clang/lib/CodeGen/CGBuiltin.cpp
+++ b/clang/lib/CodeGen/CGBuiltin.cpp
@@ -556,7 +556,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD,
   // that function.
   if (getContext().BuiltinInfo.isLibFunction(BuiltinID) ||
       getContext().BuiltinInfo.isPredefinedLibFunction(BuiltinID))
-    return EmitCall(CGM.getBuiltinLibFunction(BuiltinID),
+    return EmitCall(CGM.getBuiltinLibFunction(FD, BuiltinID),
                     E->getCallee()->getType(), E->arg_begin(),
                     E->arg_end());
 
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index 05f14682d78..fca6ebefda4 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -1256,7 +1256,8 @@ void CodeGenModule::EmitAliasDefinition(const ValueDecl *D) {
 
 /// getBuiltinLibFunction - Given a builtin id for a function like
 /// "__builtin_fabsf", return a Function* for "fabsf".
-llvm::Value *CodeGenModule::getBuiltinLibFunction(unsigned BuiltinID) {
+llvm::Value *CodeGenModule::getBuiltinLibFunction(const FunctionDecl *FD,
+                                                  unsigned BuiltinID) {
   assert((Context.BuiltinInfo.isLibFunction(BuiltinID) ||
           Context.BuiltinInfo.isPredefinedLibFunction(BuiltinID)) &&
          "isn't a lib fn");
@@ -1276,8 +1277,7 @@ llvm::Value *CodeGenModule::getBuiltinLibFunction(unsigned BuiltinID) {
 
   // Unique the name through the identifier table.
   Name = getContext().Idents.get(Name).getName();
-  // FIXME: param attributes for sext/zext etc.
-  return GetOrCreateLLVMFunction(Name, Ty, GlobalDecl());
+  return GetOrCreateLLVMFunction(Name, Ty, GlobalDecl(FD));
 }
 
 llvm::Function *CodeGenModule::getIntrinsic(unsigned IID,const llvm::Type **Tys,
diff --git a/clang/lib/CodeGen/CodeGenModule.h b/clang/lib/CodeGen/CodeGenModule.h
index f115feba4fd..ff8ffb305df 100644
--- a/clang/lib/CodeGen/CodeGenModule.h
+++ b/clang/lib/CodeGen/CodeGenModule.h
@@ -303,7 +303,8 @@ public:
 
   /// getBuiltinLibFunction - Given a builtin id for a function like
   /// "__builtin_fabsf", return a Function* for "fabsf".
-  llvm::Value *getBuiltinLibFunction(unsigned BuiltinID);
+  llvm::Value *getBuiltinLibFunction(const FunctionDecl *FD,
+                                     unsigned BuiltinID);
 
   llvm::Function *getMemCpyFn();
   llvm::Function *getMemMoveFn();