view gcc/testsuite/g++.dg/other/darwin-cfstring1.C @ 131:84e7813d76e9

gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
line wrap: on
line source

/* Test whether the __builtin__CFStringMakeConstantString 
   "function" fails gracefully when handed a non-constant
   argument.  This will only work on MacOS X 10.1.2 and later.  */
/* Developed by Ziemowit Laski <zlaski@apple.com>.  */

/* { dg-do compile { target *-*-darwin* } } */
/* { dg-options "-ftrack-macro-expansion=0 -mconstant-cfstrings" } */

#include <CoreFoundation/CFString.h>

#ifdef __CONSTANT_CFSTRINGS__
#undef CFSTR
#define CFSTR(STR)  ((CFStringRef) __builtin___CFStringMakeConstantString (STR))
#endif

extern int cond;
extern const char *func(void);

int main(void) {
  CFStringRef s1 = CFSTR("Str1");
  CFStringRef s2 = CFSTR(cond? "Str2": "Str3"); /* { dg-error "CFString literal expression is not a string constant" } */
  CFStringRef s3 = CFSTR(func());  /* { dg-error "CFString literal expression is not a string constant" } */

  return 0;
}