[Bug c/88817] Diagnostics improvement: Does not detect attempt to use void expression in some cases.

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88817

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |msebor at gcc dot gnu.org

--- Comment #1 from Martin Sebor <msebor at gcc dot gnu.org> ---
The controlling expression of a _Generic selection is not evaluated so I don't
see any undefined behavior in the test case, or any more justification for a
diagnostic.