[Bug c++/88395] ICE: Segmentation fault signal terminated program cc1plus, with -std=c++2a -fconcepts

[xerofoify at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88395

--- Comment #7 from Nicholas Krause <xerofoify at gmail dot com> ---
(In reply to Nicholas Krause from comment #6)
> Created attachment 45242 [details]
> Proposed Bug Fix

This is my proposed fix after tracing it and reading it carefully seems that
passing the NULL_TREE in rather than the correct decl tree of concepts is
causing the bug. If this is correct I will just run the gcc test suite and post
to the list.