gcc/testsuite/gcc.target/i386/pr81641.c

/* PR target/81641 */
/* { dg-do assemble } */
/* { dg-options "-O -masm=intel" } */
/* { dg-require-effective-target masm_intel } */

int test(void)
{
  int __seg_fs *f = (int __seg_fs *)16;
  int __seg_gs *g = (int __seg_gs *)16;
  return *f + *g;
}