[Bug c/121081] [16 Regression] ICE on x86_64-linux-gnu: in composite_type, at c/c-typeck.cc:1011 with visibility attribute on atomic

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121081

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P2

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
(In reply to uecker from comment #3)
> 
> int * _Atomic __attribute__((visibility(""))) a;
> int * _Atomic a;

Also fails with a proper visibility attribute like

int * _Atomic __attribute__((visibility("hidden"))) a;
int * _Atomic a;

P2, will go "away" with release checking.  Does it create wrong-code?