gcc/testsuite/gcc.dg/pr32912-2.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -w" } */
   3
   4 extern void abort (void);
   5
   6 #if(__SIZEOF_INT__ >= 4)
   7 # define TYPE      int
   8 # define TYPED(a)  a
   9
  10 #elif(__SIZEOF_INT__ > 2)
  11 # define TYPE      long
  12 # define TYPED(a)  a##L
  13
  14 #else
  15 # define TYPE      long long
  16 # define TYPED(a)  a##LL
  17 #endif
  18
  19
  20 typedef TYPE __m128i __attribute__ ((__vector_size__ (16)));
  21
  22 __m128i
  23 foo (void)
  24 {
  25   __m128i x = { 0x11111111, 0x22222222, 0x44444444 };
  26   return x;
  27 }
  28
  29 __m128i
  30 bar (void)
  31 {
  32   __m128i x = { 0x11111111, 0x22222222, 0x44444444 };
  33   return ~x;
  34 }
  35
  36 int
  37 main (void)
  38 {
  39   union { __m128i v; TYPE i[sizeof (__m128i) / sizeof (TYPE)]; } u, v;
  40   int i;
  41
  42   u.v = foo ();
  43   v.v = bar ();
  44   for (i = 0; i < sizeof (u.i) / sizeof (u.i[0]); i++)
  45     {
  46       if (u.i[i] != ~v.i[i])
  47         abort ();
  48
  49       if (i < 3)
  50         {
  51           if (u.i[i] != (TYPED (0x11111111) << i))
  52             abort ();
  53         }
  54       else if (u.i[i])
  55         abort ();
  56     }
  57   return 0;
  58 }