Author: adrian
Date: Thu Apr 28 12:21:56 2016
New Revision: 267904
URL: http://llvm.org/viewvc/llvm-project?rev=267904&view=rev
Log:
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
Modified:
cfe/trunk/lib/CodeGen/CodeGenFunction.cpp
cfe/trunk/test/CodeGen/instrument-functions.c
Modified: cfe/trunk/lib/CodeGen/CodeGenFunction.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CodeGenFunction.cpp?rev=267904&r1=267903&r2=267904&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CodeGenFunction.cpp (original)
+++ cfe/trunk/lib/CodeGen/CodeGenFunction.cpp Thu Apr 28 12:21:56 2016
@@ -401,6 +401,7 @@ bool CodeGenFunction::ShouldInstrumentFu
/// 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 };
Modified: cfe/trunk/test/CodeGen/instrument-functions.c
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/instrument-functions.c?rev=267904&r1=267903&r2=267904&view=diff
==============================================================================
--- cfe/trunk/test/CodeGen/instrument-functions.c (original)
+++ cfe/trunk/test/CodeGen/instrument-functions.c Thu Apr 28 12:21:56 2016
@@ -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;
}
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