[Bug c++/128340] [17 regression] ICE when building libtorrent-rasterbar

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128340

--- Comment #2 from Sam James <sjames at gcc dot gnu.org> ---
I've been reducing since yesterday but it's progressing very slowly. I worry
it's GC or layout related.