1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/intmax_t-1.c b/gcc/testsuite/gcc.dg/intmax_t-1.c
new file mode 100644
index 000000000..2f21c63f0
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/intmax_t-1.c
@@ -0,0 +1,26 @@
+/* { dg-do compile } */
+/* { dg-options "-Wall" } */
+/* { dg-error "" "" { target { { *arm*-*-*elf* xtensa*-*-elf* } || vxworks_kernel } } 0 } */
+/* { dg-skip-if "No *intmax_t in <inttypes.h>" { alpha*-dec-osf* } } */
+
+/* Compile with -Wall to get a warning if built-in and system intmax_t don't
+   match.  */
+
+#include <inttypes.h>
+
+__INTMAX_TYPE__ __im_t__;
+__UINTMAX_TYPE__ __uim_t__;
+intmax_t *im_t_p;
+uintmax_t *uim_t_p;
+
+void
+imt (void)
+{
+  im_t_p = &__im_t__;
+}
+
+void
+uimt (void)
+{
+  uim_t_p = &__uim_t__;
+}