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-rw-r--r--llvm/lib/Transforms/Scalar/SampleProfile.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Scalar/SampleProfile.cpp b/llvm/lib/Transforms/Scalar/SampleProfile.cpp
index 211e5920ec3..0749265d2a8 100644
--- a/llvm/lib/Transforms/Scalar/SampleProfile.cpp
+++ b/llvm/lib/Transforms/Scalar/SampleProfile.cpp
@@ -673,7 +673,9 @@ unsigned SampleProfileLoader::getFunctionLoc(Function &F) {
// If could not find the start of \p F, emit a diagnostic to inform the user
// about the missed opportunity.
F.getContext().diagnose(DiagnosticInfoSampleProfile(
- "No debug information found in function " + F.getName()));
+ "No debug information found in function " + F.getName() +
+ ": Function profile not used",
+ DS_Warning));
return 0;
}
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