[Bug c++/18635] [DR 504] use of uninitialised reference accepted (without -Wuninitialized) in C++ front end

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=18635

--- Comment #21 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Yes, the core issue is still active, so currently compilers are required to
accept the code rather than reject it as ill-formed. If that changes, we can
un-suspend this.