diff options
Diffstat (limited to 'clang')
| -rw-r--r-- | clang/lib/CodeGen/CodeGenPGO.cpp | 3 | ||||
| -rw-r--r-- | clang/test/Profile/c-avoid-direct-call.c | 11 |
2 files changed, 14 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CodeGenPGO.cpp b/clang/lib/CodeGen/CodeGenPGO.cpp index e5993f51e4d..7e89492f1c6 100644 --- a/clang/lib/CodeGen/CodeGenPGO.cpp +++ b/clang/lib/CodeGen/CodeGenPGO.cpp @@ -755,6 +755,9 @@ void CodeGenPGO::valueProfile(CGBuilderTy &Builder, uint32_t ValueKind, if (!ValuePtr || !ValueSite || !Builder.GetInsertBlock()) return; + if (isa<llvm::Constant>(ValuePtr)) + return; + bool InstrumentValueSites = CGM.getCodeGenOpts().hasProfileClangInstr(); if (InstrumentValueSites && RegionCounterMap) { auto BuilderInsertPoint = Builder.saveIP(); diff --git a/clang/test/Profile/c-avoid-direct-call.c b/clang/test/Profile/c-avoid-direct-call.c new file mode 100644 index 00000000000..cd02e714dbe --- /dev/null +++ b/clang/test/Profile/c-avoid-direct-call.c @@ -0,0 +1,11 @@ +// Check the value profiling instrinsics emitted by instrumentation. + +// RUN: %clang_cc1 -triple x86_64-apple-macosx10.9 -main-file-name c-avoid-direct-call.c %s -o - -emit-llvm -fprofile-instrument=clang -mllvm -enable-value-profiling | FileCheck %s + +void foo(); + +int main(void) { +// CHECK-NOT: call void @__llvm_profile_instrument_target + foo(21); + return 0; +} |
