Add && to test command.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59014 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Analysis/null-deref-ps.c b/test/Analysis/null-deref-ps.c
index 87d7938..57966b3 100644
--- a/test/Analysis/null-deref-ps.c
+++ b/test/Analysis/null-deref-ps.c
@@ -1,4 +1,4 @@
-// RUN: clang -std=gnu99 -checker-simple -verify %s
+// RUN: clang -std=gnu99 -checker-simple -verify %s &&
 // RUN: clang -std=gnu99 -checker-simple -analyzer-store-region -verify %s
 
 #include<stdint.h>