1 files changed, 36 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/darwin-cfstring-format-1.c b/gcc-4.9/gcc/testsuite/gcc.dg/darwin-cfstring-format-1.c
new file mode 100644
index 000000000..6eec43876
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/darwin-cfstring-format-1.c
@@ -0,0 +1,36 @@
+/* Check CFString format extensions.  */
+/* { dg-do compile { target *-*-darwin* } } */
+/* { dg-options "-Wall" } */
+
+extern int printf (const char *fmt, ...);
+
+typedef const struct __CFString * CFStringRef;
+
+#ifdef __CONSTANT_CFSTRINGS__
+#define CFSTR(cStr)  ((CFStringRef) __builtin___CFStringMakeConstantString ("" cStr ""))
+#else
+#error requires CFString
+#endif
+
+int s1 (CFStringRef fmt, ...) __attribute__((format(CFString, 1, 2))) ; /* OK */
+int s2 (int a, CFStringRef fmt, ... ) __attribute__((format(__CFString__, 2, 3))) ; /* OK */
+
+int s2a (int a, CFStringRef fmt, ... ) __attribute__((format(CFString, 2, 2))) ; /* { dg-error "format string argument follows the args to be formatted" } */
+
+int s3 (const char *fmt, ... ) __attribute__((format(__CFString__, 1, 2))) ; /* { dg-error "format argument should be a .CFString. reference but a string was found" } */
+int s4 (CFStringRef fmt, ... ) __attribute__((format(printf, 1, 2))) ; /* { dg-error "found a .CFStringRef. but the format argument should be a string" } */
+
+char *s5 (char dum, char *fmt1, ... ) __attribute__((format_arg(2))) ; /* OK */
+CFStringRef s6 (CFStringRef dum, CFStringRef fmt1, ... ) __attribute__((format_arg(2))) ; /* OK */
+
+char *s7 (int dum, void *fmt1, ... ) __attribute__((format_arg(2))) ; /* { dg-error "format string argument is not a string type" } */
+int s8 (CFStringRef dum, CFStringRef fmt1, ... ) __attribute__((format_arg(2))) ; /* { dg-error "function does not return string type" } */
+
+void foo (void)
+{
+  CFStringRef notchk = CFSTR ("here is an unchecked %d %s string");
+  s1 (notchk, 5, 6, 7);
+  printf("this one is checked %d %s", 3, 4, 5); /* { dg-warning "format .%s. expects argument of type .char .., but argument 3 has type .int." } */
+			/* { dg-warning "too many arguments for format" "" { target *-*-* } 33 } */
+  printf(s5 (1, "and so is this %d %d %s", 3, 4, "hey", 6), 5, 6, 12);/* { dg-warning "format .%s. expects argument of type .char .., but argument 4 has type .int." } */
+}