Debug Info: Update isScope to make sure DIType is a scope and
TAG_file_type is also a scope.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190321 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/IR/DebugInfo.cpp b/lib/IR/DebugInfo.cpp
index 5828a3f..d0667cd 100644
--- a/lib/IR/DebugInfo.cpp
+++ b/lib/IR/DebugInfo.cpp
@@ -246,11 +246,12 @@
   case dwarf::DW_TAG_lexical_block:
   case dwarf::DW_TAG_subprogram:
   case dwarf::DW_TAG_namespace:
+  case dwarf::DW_TAG_file_type:
     return true;
   default:
     break;
   }
-  return false;
+  return isType();
 }
 
 /// isTemplateTypeParameter - Return true if the specified tag is