Fix analyzer tests.

llvm-svn: 162588
diff --git a/clang/test/Analysis/malloc-overflow.cpp b/clang/test/Analysis/malloc-overflow.cpp
index c1ac6be..79d5253 100644
--- a/clang/test/Analysis/malloc-overflow.cpp
+++ b/clang/test/Analysis/malloc-overflow.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -analyze -analyzer-checker=experimental.security.MallocOverflow -verify %s
+// RUN: %clang_cc1 -analyze -analyzer-checker=alpha.security.MallocOverflow -verify %s
 
 class A {
 public: