diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index e4ec6e7e40e2..1e3da83900c9 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -689,8 +689,10 @@ unsigned DwarfDebug::getOrCreateSourceID(StringRef FileName, StringRef DirName,
     CUID = 0;
 
   // If FE did not provide a file name, then assume stdin.
-  if (FileName.empty())
-    return getOrCreateSourceID("<stdin>", StringRef(), CUID);
+  if (FileName.empty()) {
+    FileName = "<stdin>";
+    DirName = "";
+  }
 
   // TODO: this might not belong here. See if we can factor this better.
   if (DirName == CompilationDir)