Debug info: Initialize runtime language field correctly for Objective-C
interface types.

llvm-svn: 72036
diff --git a/clang/lib/CodeGen/CGDebugInfo.cpp b/clang/lib/CodeGen/CGDebugInfo.cpp
index c871b7b..382b186 100644
--- a/clang/lib/CodeGen/CGDebugInfo.cpp
+++ b/clang/lib/CodeGen/CGDebugInfo.cpp
@@ -519,7 +519,7 @@
   unsigned Line = PLoc.isInvalid() ? 0 : PLoc.getLine();
 
   
-  unsigned RuntimeLang = DefUnit.getRunTimeVersion();
+  unsigned RuntimeLang = DefUnit.getLanguage();
 
   // To handle recursive interface, we
   // first generate a debug descriptor for the struct as a forward declaration.