gcc/testsuite/gcc.target/i386/pr79901.c

   1 /* PR rtl-optimization/79901 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O3 -mavx512f -fno-ssa-phiopt" } */
   4
   5 unsigned int
   6 foo (const unsigned long long x)
   7 {
   8   if (x < 0)
   9     return 0;
  10   else if ( x > ~0U)
  11     return ~0U;
  12   else
  13     return (unsigned int) x;
  14 }
  15
  16 void
  17 bar (unsigned x, unsigned int *y, unsigned int z)
  18 {
  19   unsigned i;
  20   for (i = 0; i < x; i++)
  21     y[i] = foo (y[i] * (unsigned long long) z);
  22 }