Debug info: Apply an artificial debug location to __cyg_profile_func.* calls.

The LLVM Verifier expects all inlinable calls in debuggable functions to
have a location.

rdar://problem/25818489

llvm-svn: 267904

2 files changed, 4 insertions, 3 deletions

diff --git a/clang/lib/CodeGen/CodeGenFunction.cpp b/clang/lib/CodeGen/CodeGenFunction.cpp
index 29a513f2bdf..0ed425ba46a 100644
--- a/clang/lib/CodeGen/CodeGenFunction.cpp
+++ b/clang/lib/CodeGen/CodeGenFunction.cpp
@@ -401,6 +401,7 @@ bool CodeGenFunction::ShouldInstrumentFunction() {
 /// instrumentation function with the current function and the call site, if
 /// function instrumentation is enabled.
 void CodeGenFunction::EmitFunctionInstrumentation(const char *Fn) {
+  auto NL = ApplyDebugLocation::CreateArtificial(*this);
   // void __cyg_profile_func_{enter,exit} (void *this_fn, void *call_site);
   llvm::PointerType *PointerTy = Int8PtrTy;
   llvm::Type *ProfileFuncArgs[] = { PointerTy, PointerTy };
diff --git a/clang/test/CodeGen/instrument-functions.c b/clang/test/CodeGen/instrument-functions.c
index d80385e2239..454dc4de522 100644
--- a/clang/test/CodeGen/instrument-functions.c
+++ b/clang/test/CodeGen/instrument-functions.c
@@ -1,9 +1,9 @@
-// RUN: %clang_cc1 -S -emit-llvm -o - %s -finstrument-functions | FileCheck %s
+// RUN: %clang_cc1 -S -debug-info-kind=standalone -emit-llvm -o - %s -finstrument-functions | FileCheck %s
 
 // CHECK: @test1
 int test1(int x) {
-// CHECK: __cyg_profile_func_enter
-// CHECK: __cyg_profile_func_exit
+// CHECK: call void @__cyg_profile_func_enter({{.*}}, !dbg
+// CHECK: call void @__cyg_profile_func_exit({{.*}}, !dbg
 // CHECK: ret
   return x;
 }