diff --git a/llvm/lib/LTO/LTOCodeGenerator.cpp b/llvm/lib/LTO/LTOCodeGenerator.cpp
index 70b7135fcbef0..bd0dfed76e3d4 100644
--- a/llvm/lib/LTO/LTOCodeGenerator.cpp
+++ b/llvm/lib/LTO/LTOCodeGenerator.cpp
@@ -548,6 +548,7 @@ void LTOCodeGenerator::verifyMergedModuleOnce() {
     report_fatal_error("Broken module found, compilation aborted!");
   if (BrokenDebugInfo) {
     emitWarning("Invalid debug info found, debug info will be stripped");
+    emitWarning("Source FileName: " + MergedModule->getSourceFileName());
     StripDebugInfo(*MergedModule);
   }
 }
diff --git a/llvm/lib/LTO/ThinLTOCodeGenerator.cpp b/llvm/lib/LTO/ThinLTOCodeGenerator.cpp
index 42dba0abe245f..5c4883c8ddae9 100644
--- a/llvm/lib/LTO/ThinLTOCodeGenerator.cpp
+++ b/llvm/lib/LTO/ThinLTOCodeGenerator.cpp
@@ -182,6 +182,8 @@ static void verifyLoadedModule(Module &TheModule) {
   if (BrokenDebugInfo) {
     TheModule.getContext().diagnose(ThinLTODiagnosticInfo(
         "Invalid debug info found, debug info will be stripped", DS_Warning));
+    TheModule.getContext().diagnose(ThinLTODiagnosticInfo(
+        "Source File Name: " + TheModule.getSourceFileName(), DS_Warning));
     StripDebugInfo(TheModule);
   }
 }