[Bug middle-end/118870] ICE in force_constant_size with __builtin_assoc_barrier and VLA inside struct

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118870

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2025-02-14
           Keywords|                            |ice-on-valid-code
            Summary|internal compiler error: in |ICE in force_constant_size
                   |force_constant_size, at     |with
                   |gimplify.cc:802             |__builtin_assoc_barrier and
                   |                            |VLA inside struct
          Component|c                           |middle-end
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Reduced testcase:
```
void foo(int n) {
  struct S {
    int a[n];
  };
  struct S s;
  __builtin_assoc_barrier(s);
}

```