gcc/testsuite/gcc.c-torture/execute/pr36321.c

   1 extern void abort (void);
   2
   3 extern __SIZE_TYPE__ strlen (const char *);
   4 void foo(char *str)
   5 {
   6   int len2 = strlen (str);
   7   char *a = (char *) __builtin_alloca (0);
   8   char *b = (char *) __builtin_alloca (len2*3);
   9
  10   if ((int) (a-b) < (len2*3))
  11     {
  12 #ifdef _WIN32
  13       abort ();
  14 #endif
  15       return;
  16     }
  17 }
  18
  19 int main(int argc, char **argv)
  20 {
  21   foo (argv[0]);
  22   return 0;
  23 }
  24