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authorAndrew Bartlett <abartlet@samba.org>2011-06-24 16:26:23 +1000
committerAndrew Bartlett <abartlet@samba.org>2011-06-24 16:26:23 +1000
commit6da26870e0ae5acd6ff49a30ec2f6886b44d095e (patch)
tree850c71039563c16a5d563c47e7ba2ab645baf198 /lib/ccan/cast/test/compile_fail-cast_const3.c
parent6925a799d04c6fa59dd2ddef1f5510f9bb7d17d1 (diff)
parent2610c05b5b95cc7036b3d6dfb894c6cfbdb68483 (diff)
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Merge 2610c05b5b95cc7036b3d6dfb894c6cfbdb68483 as Samba-4.0alpha16
Diffstat (limited to 'lib/ccan/cast/test/compile_fail-cast_const3.c')
-rw-r--r--lib/ccan/cast/test/compile_fail-cast_const3.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/lib/ccan/cast/test/compile_fail-cast_const3.c b/lib/ccan/cast/test/compile_fail-cast_const3.c
new file mode 100644
index 0000000000..e958e2dde5
--- /dev/null
+++ b/lib/ccan/cast/test/compile_fail-cast_const3.c
@@ -0,0 +1,29 @@
+#include <ccan/cast/cast.h>
+#include <stdlib.h>
+
+/* Note: this *isn't* sizeof(char) on all platforms. */
+struct char_struct {
+ char c;
+};
+
+int main(int argc, char *argv[])
+{
+ char ***uc;
+ const
+#ifdef FAIL
+ struct char_struct
+#else
+ char
+#endif
+ ***p = NULL;
+
+ uc = cast_const3(char ***, p);
+ (void) uc; /* Suppress unused-but-set-variable warning. */
+ return 0;
+}
+
+#ifdef FAIL
+#if !HAVE_TYPEOF||!HAVE_BUILTIN_CHOOSE_EXPR||!HAVE_BUILTIN_TYPES_COMPATIBLE_P
+#error "Unfortunately we don't fail if cast_const can only use size"
+#endif
+#endif