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
   9 foo (void)
  10 {
  11   __m128i x = { 0x11111111, 0x22222222, 0x44444444 };
  12   return x;
  13 }
  14
  15 __m128i
  16 bar (void)
  17 {
  18   __m128i x = { 0x11111111, 0x22222222, 0x44444444 };
  19   return ~x;
  20 }
  21
  22 int
  23 main (void)
  24 {
  25   union { __m128i v; int i[sizeof (__m128i) / sizeof (int)]; } u, v;
  26   int i;
  27
  28   u.v = foo ();
  29   v.v = bar ();
  30   for (i = 0; i < sizeof (u.i) / sizeof (u.i[0]); i++)
  31     {
  32       if (u.i[i] != ~v.i[i])
  33         abort ();
  34       if (i < 3)
  35         {
  36           if (u.i[i] != (0x11111111 << i))
  37             abort ();
  38         }
  39       else if (u.i[i])
  40         abort ();
  41     }
  42   return 0;
  43 }