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 void abort(void);
   5 int isprint (int);
   6
   7 int rl_show_char (int c) { return 0; }
   8
   9 int rl_character_len (int c, int pos)
  10 {
  11   return isprint (c) ? 1 : 2;
  12 }
  13
  14 int main(void)
  15 {
  16   int (*x)(int, int) = rl_character_len;
  17   if (x('a', 1) != 1)
  18     abort();
  19   if (x('\002', 1) != 2)
  20     abort();
  21   return 0;
  22 }