gcc/testsuite/gcc.c-torture/execute/991112-1.c

   1 /* This code was miscompiled at -O3 on x86.
   2    Reported by Jim Meyering; distilled from bash.  */
   3
   4 int rl_show_char (int c) { return 0; }
   5
   6 int rl_character_len (int c, int pos)
   7 {
   8   return isprint (c) ? 1 : 2;
   9 }
  10
  11 int main(void)
  12 {
  13   int (*x)(int, int) = rl_character_len;
  14   if (x('a', 1) != 1)
  15     abort();
  16   if (x('\002', 1) != 2)
  17     abort();
  18   return 0;
  19 }