gcc/testsuite/gcc.dg/pr78644-2.c

   1 /* { dg-do compile { target int128 } } */
   2 /* { dg-options "-Og -finline-functions-called-once -w -Wno-psabi" } */
   3
   4 typedef unsigned V __attribute__ ((vector_size (64)));
   5 typedef unsigned __int128 U __attribute__ ((vector_size (64)));
   6
   7 U
   8 bar4 (U u0, U u1)
   9 {
  10   if (u1[0])
  11     u1 <<= 1;
  12   return u0 + u1;
  13 }
  14
  15 V
  16 foo (U u, V v)
  17 {
  18   v |= (unsigned)bar4(u, (U){})[0];
  19   return v;
  20 }