gcc/testsuite/c-c++-common/vector-compare-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2" } */
   3
   4 typedef int v4i __attribute__((vector_size(4*sizeof(int))));
   5
   6 // fold should not turn (vec_other)(x<y) into (x<y)?vec_other(-1):vec_other(0).
   7
   8 void use (v4i const *z);
   9
  10 void
  11 f (v4i *x, v4i *y)
  12 {
  13   v4i const zz = *x < *y;
  14   use (&zz);
  15 }
  16
  17 // Optimizations shouldn't introduce a boolean type in there
  18
  19 void
  20 g (v4i *x, v4i const *y, v4i *z, v4i *t)
  21 {
  22   *z = *x < *y | *x == *y;
  23   *t = *x < *y & *x > *y;
  24 }
  25