Index: llvm/lib/MC/MCDwarf.cpp
===================================================================
--- llvm/lib/MC/MCDwarf.cpp
+++ llvm/lib/MC/MCDwarf.cpp
@@ -586,7 +586,7 @@
     trackMD5Usage(Checksum.hasValue());
     HasSource = (Source != None);
   }
-  if (isRootFile(RootFile, Directory, FileName, Checksum) && DwarfVersion >= 5)
+  if (DwarfVersion >= 5 && isRootFile(RootFile, Directory, FileName, Checksum))
     return 0;
   if (FileNumber == 0) {
     // File numbers start with 1 and/or after any file numbers