Revert r114316, -Wunused-value enabled by default was intended.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@114318 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/statements.c b/test/Sema/statements.c
index 428ad31..61eafe6 100644
--- a/test/Sema/statements.c
+++ b/test/Sema/statements.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -fsyntax-only -Wunused-value -verify
+// RUN: %clang_cc1 %s -fsyntax-only -verify
 
 typedef unsigned __uint32_t;