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-rw-r--r--gcc/testsuite/gcc.dg/c99-static-assert-2.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/c99-static-assert-2.c b/gcc/testsuite/gcc.dg/c99-static-assert-2.c
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+++ b/gcc/testsuite/gcc.dg/c99-static-assert-2.c
@@ -0,0 +1,6 @@
+/* Test static assertions. Omitting the string should not result in a
+ duplicate diagnostic in pre-C11 modes. */
+/* { dg-do compile } */
+/* { dg-options "-std=c99 -pedantic" } */
+
+_Static_assert (1); /* { dg-warning "ISO C99 does not support '_Static_assert'" } */