[Bug c++/117887] [12/13/14 regression] ICE when building qtwebengine-6.8.1 (add_extra_args, at cp/pt.cc:13682) since r11-3261-gb28b621ac67bee

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117887

--- Comment #17 from Richard Biener <rguenth at gcc dot gnu.org> ---
r15-3530-gdfb63765e994be is listed as dependent, but is it?  Can this be
backported?