Check exisiting dbg MDKind first.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82568 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Support/IRBuilder.h b/include/llvm/Support/IRBuilder.h
index b1f4354..a948e9f 100644 (file)
--- a/include/llvm/Support/IRBuilder.h
+++ b/include/llvm/Support/IRBuilder.h
@@ -134,10 +134,10 @@ public:
   /// SetCurrentLocation - This specifies the location information used
   /// by debugging information.
   void SetCurrentLocation(MDNode *L) {
-    if (MDKind == 0) {
-      Context.getMetadata().RegisterMDKind("dbg");
+    if (MDKind == 0) 
       MDKind = Context.getMetadata().getMDKind("dbg");
-    }
+    if (MDKind == 0)
+      MDKind = Context.getMetadata().RegisterMDKind("dbg");
     CurLocation = L;
   }