gcc/testsuite/gcc.dg/darwin-cfstring-2.c

   1 /* Test whether the __builtin__CFStringMakeConstantString
   2    "function" fails gracefully when used without the
   3    -mconstant-cfstrings flag.  */
   4 /* Developed by Ziemowit Laski <zlaski@apple.com>.  */
   5
   6 /* { dg-do compile { target *-*-darwin* } } */
   7 /* { dg-options "-mno-constant-cfstrings" } */
   8
   9 typedef const struct __CFString *CFStringRef;
  10
  11 const CFStringRef S = ((CFStringRef)__builtin___CFStringMakeConstantString("Testing"));
  12 /* { dg-error "built-in" "built-in function .* requires .* flag" { target *-*-* } .-1 } */