gcc/testsuite/gcc.dg/torture/pr66856-1.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-mavx2" { target x86_64-*-* i?86-*-* } } */
   3
   4 short c;
   5 int d;
   6 int fn1(int p1, int p2) {
   7     int a, b;
   8     a = p1 >> 3 & p2;
   9     b = p1 & 072;
  10     a |= a >> 5;
  11     a |= b >> 5;
  12     return a;
  13 }
  14 void fn2() {
  15     short *e = &c;
  16     int *f;
  17     int g;
  18     while (d -= 4) {
  19         fn1(1, 1);
  20         fn1(1, 1) * fn1(1, 1) * fn1(1, 1);
  21         *e++ = fn1(*f++, g);
  22         *e++ = fn1(*f++, g);
  23     }
  24 }