Tentative declarations are supposed to have common linkage, not weak.  
This change makes clang generate the same thing as llvm-gcc.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51674 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/weak-global.c b/test/CodeGen/weak-global.c
index 86e551c..d19dd61 100644
--- a/test/CodeGen/weak-global.c
+++ b/test/CodeGen/weak-global.c
@@ -1,3 +1,3 @@
-// RUN: clang -emit-llvm < %s | grep weak
+// RUN: clang -emit-llvm < %s | grep common
 
 int i;