gcc/testsuite/gcc.c-torture/execute/20111227-1.c

   1 /* PR rtl-optimization/51667 */
   2 /* Testcase by Uros Bizjak <ubizjak@gmail.com> */
   3
   4 extern void abort (void);
   5
   6 void __attribute__((noinline,noclone))
   7 bar (int a)
   8 {
   9   if (a != -1)
  10     abort ();
  11 }
  12
  13 void __attribute__((noinline,noclone))
  14 foo (short *a, int t)
  15 {
  16   short r = *a;
  17
  18   if (t)
  19     bar ((unsigned short) r);
  20   else
  21     bar ((signed short) r);
  22 }
  23
  24 short v = -1;
  25
  26 int main(void)
  27 {
  28   foo (&v, 0);
  29   return 0;
  30 }