Convert a few tests to FileCheck for PR5307.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@85154 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/2008-07-21-mixed-var-fn-decl.c b/test/CodeGen/2008-07-21-mixed-var-fn-decl.c
index c55c86b..59a3f38 100644
--- a/test/CodeGen/2008-07-21-mixed-var-fn-decl.c
+++ b/test/CodeGen/2008-07-21-mixed-var-fn-decl.c
@@ -1,5 +1,8 @@
-// RUN: clang-cc -emit-llvm -o - %s | grep -e "@g[0-9] " | count 2
+// RUN: clang-cc -emit-llvm -o - %s | FileCheck %s
 
 int g0, f0();
 int f1(), g1;
 
+// CHECK: @g0 = common global i32 0, align 4
+// CHECK: @g1 = common global i32 0, align 4
+