gcc/testsuite/gcc.target/i386/pr77526.c

   1 /* PR target/77526 */
   2 /* { dg-do compile { target int128 } } */
   3 /* { dg-options "-Os -fno-forward-propagate -fno-gcse -fno-rerun-cse-after-loop -mstringop-strategy=byte_loop -Wno-psabi" } */
   4
   5 typedef char U __attribute__((vector_size(64)));
   6 typedef __int128 V __attribute__((vector_size(64)));
   7
   8 V
   9 foo (int a, int b, __int128 c, U u)
  10 {
  11   u = (u >> (u & 7)) | (u << -(u & 7));
  12   return a + b + c + (V)u;
  13 }