[Bug c/123474] ICE in create_tmp_from_val after errors

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123474

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
```
a() {
  double b;
  b += c ( __builtin_va_arg ( , _Atomic int)
```