[Bug sanitizer/111736] Address sanitizer is not compatible with named address spaces

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111736

--- Comment #14 from Richard Biener <rguenth at gcc dot gnu.org> ---
That also fixes

int foo (int __seg_gs *m)
{
  return *m;
}