1 files changed, 69 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/c99-stdint-5.c b/gcc/testsuite/gcc.dg/c99-stdint-5.c
new file mode 100644
index 000000000..9c224edc1
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/c99-stdint-5.c
@@ -0,0 +1,69 @@
+/* Verify that GCC's internal notions of types in <stdint.h> agree
+   with any system header (which GCC will use by default for hosted
+   compilations).  */
+/* { dg-do compile } */
+/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
+
+#include <stdint.h>
+#ifndef SIGNAL_SUPPRESS
+#include <signal.h>
+#endif
+
+#define CHECK_TYPES(TYPE1, TYPE2) \
+  do { TYPE1 a; TYPE2 *b = &a; TYPE2 c; TYPE1 *d = &c; } while (0)
+
+void
+check_types (void)
+{
+#ifdef __INT8_TYPE__
+  CHECK_TYPES(__INT8_TYPE__, int8_t);
+#endif
+#ifdef __INT16_TYPE__
+  CHECK_TYPES(__INT16_TYPE__, int16_t);
+#endif
+#ifdef __INT32_TYPE__
+  CHECK_TYPES(__INT32_TYPE__, int32_t);
+#endif
+#ifdef __INT64_TYPE__
+  CHECK_TYPES(__INT64_TYPE__, int64_t);
+#endif
+#ifdef __UINT8_TYPE__
+  CHECK_TYPES(__UINT8_TYPE__, uint8_t);
+#endif
+#ifdef __UINT16_TYPE__
+  CHECK_TYPES(__UINT16_TYPE__, uint16_t);
+#endif
+#ifdef __UINT32_TYPE__
+  CHECK_TYPES(__UINT32_TYPE__, uint32_t);
+#endif
+#ifdef __UINT64_TYPE__
+  CHECK_TYPES(__UINT64_TYPE__, uint64_t);
+#endif
+  CHECK_TYPES(__INT_LEAST8_TYPE__, int_least8_t);
+  CHECK_TYPES(__INT_LEAST16_TYPE__, int_least16_t);
+  CHECK_TYPES(__INT_LEAST32_TYPE__, int_least32_t);
+  CHECK_TYPES(__INT_LEAST64_TYPE__, int_least64_t);
+  CHECK_TYPES(__UINT_LEAST8_TYPE__, uint_least8_t);
+  CHECK_TYPES(__UINT_LEAST16_TYPE__, uint_least16_t);
+  CHECK_TYPES(__UINT_LEAST32_TYPE__, uint_least32_t);
+  CHECK_TYPES(__UINT_LEAST64_TYPE__, uint_least64_t);
+  CHECK_TYPES(__INT_FAST8_TYPE__, int_fast8_t);
+  CHECK_TYPES(__INT_FAST16_TYPE__, int_fast16_t);
+  CHECK_TYPES(__INT_FAST32_TYPE__, int_fast32_t);
+  CHECK_TYPES(__INT_FAST64_TYPE__, int_fast64_t);
+  CHECK_TYPES(__UINT_FAST8_TYPE__, uint_fast8_t);
+  CHECK_TYPES(__UINT_FAST16_TYPE__, uint_fast16_t);
+  CHECK_TYPES(__UINT_FAST32_TYPE__, uint_fast32_t);
+  CHECK_TYPES(__UINT_FAST64_TYPE__, uint_fast64_t);
+#ifdef __INTPTR_TYPE__
+  CHECK_TYPES(__INTPTR_TYPE__, intptr_t);
+#endif
+#ifdef __UINTPTR_TYPE__
+  CHECK_TYPES(__UINTPTR_TYPE__, uintptr_t);
+#endif
+  CHECK_TYPES(__INTMAX_TYPE__, intmax_t);
+  CHECK_TYPES(__UINTMAX_TYPE__, uintmax_t);
+#ifndef SIGNAL_SUPPRESS
+  CHECK_TYPES(__SIG_ATOMIC_TYPE__, sig_atomic_t);
+#endif
+}