Add triple to test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143735 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/DebugInfo/pr11300.ll b/test/DebugInfo/pr11300.ll
index ed8be6b..8df2b46 100644
--- a/test/DebugInfo/pr11300.ll
+++ b/test/DebugInfo/pr11300.ll
@@ -1,4 +1,4 @@
-; RUN: llc %s -o %t -filetype=obj
+; RUN: llc -mtriple=x86_64-apple-darwin %s -o %t -filetype=obj
 ; RUN: llvm-dwarfdump %t | FileCheck %s
 
 ; test that the DW_AT_specification is a back edge in the file.