gnu/dist/gcc4/gcc/testsuite/gcc.dg/pr32912-2.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -w" } */
   3
   4 extern void abort (void);
   5
   6 typedef int __m128i __attribute__ ((__vector_size__ (16)));
   7
   8 __m128i a, b, c, d, e, f;
   9
  10 __m128i
  11 foo (void)
  12 {
  13   __m128i x = { 0x11111111, 0x22222222, 0x44444444 };
  14   return x;
  15 }
  16
  17 __m128i
  18 bar (void)
  19 {
  20   __m128i x = { 0x11111111, 0x22222222, 0x44444444 };
  21   return ~x;
  22 }
  23
  24 int
  25 main (void)
  26 {
  27   union { __m128i v; int i[sizeof (__m128i) / sizeof (int)]; } u, v;
  28   int i;
  29
  30   u.v = foo ();
  31   v.v = bar ();
  32   for (i = 0; i < sizeof (u.i) / sizeof (u.i[0]); i++)
  33     {
  34       if (u.i[i] != ~v.i[i])
  35         abort ();
  36       if (i < 3)
  37         {
  38           if (u.i[i] != (0x11111111 << i))
  39             abort ();
  40         }
  41       else if (u.i[i])
  42         abort ();
  43     }
  44   return 0;
  45 }