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-rw-r--r--test/Sema/format-strings-scanf.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/test/Sema/format-strings-scanf.c b/test/Sema/format-strings-scanf.c
index 4d9843cd79..be70357560 100644
--- a/test/Sema/format-strings-scanf.c
+++ b/test/Sema/format-strings-scanf.c
@@ -1,5 +1,8 @@
// RUN: %clang_cc1 -fsyntax-only -verify -triple i386-apple-darwin9 -Wformat-nonliteral %s
+// Test that -Wformat=0 works:
+// RUN: %clang_cc1 -fsyntax-only -Werror -Wformat=0 %s
+
#include <stdarg.h>
typedef __typeof(sizeof(int)) size_t;
typedef struct _FILE FILE;