gnu/dist/gcc4/gcc/testsuite/gcc.dg/pr32912-1.c

   1 /* PR middle-end/32912 */
   2 /* { dg-do run } */
   3 /* { dg-options "-O2 -w" } */
   4
   5 extern void abort (void);
   6
   7 typedef int __m128i __attribute__ ((__vector_size__ (16)));
   8
   9 __m128i a, b, c, d, e, f;
  10
  11 void
  12 foo (__m128i x)
  13 {
  14   a = x ^ ~x;
  15   b = ~x ^ x;
  16   c = x | ~x;
  17   d = ~x | x;
  18   e = x & ~x;
  19   f = ~x & x;
  20 }
  21
  22 int
  23 main (void)
  24 {
  25   union { __m128i v; int i[sizeof (__m128i) / sizeof (int)]; } u;
  26   int i;
  27
  28   for (i = 0; i < sizeof (u.i) / sizeof (u.i[0]); i++)
  29     u.i[i] = i * 49 - 36;
  30   foo (u.v);
  31 #define check(x, val) \
  32   u.v = (x); \
  33   for (i = 0; i < sizeof (u.i) / sizeof (u.i[0]); i++) \
  34     if (u.i[i] != (val)) \
  35       abort ()
  36
  37   check (a, ~0);
  38   check (b, ~0);
  39   check (c, ~0);
  40   check (d, ~0);
  41   check (e, 0);
  42   check (f, 0);
  43   return 0;
  44 }