[Bug c++/126420] Rejects valid? deducing return type with expansion statement (empty)

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126420

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Yeah.  But we still don't want to ICE on PR126423, so am not sure if we can
keep diagnosing this one.