[Bug debug/117508] [12/13/14/15 Regression] Weird debug location info for C++ std::initializer_list

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117508

--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(sorry for not double-checking the reduced version on trunk before reporting
it)