https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83793
--- Comment #4 from Matthias Kretz <kretz at kde dot org> --- (In reply to Jonathan Wakely from comment #2) > Looks like a dup of PR 47226 Ah, yes. Sorry for missing it, I recall seeing it before. I agree, a backport would be nice, but an overhaul is not a backportable bugfix. I really need to switch to GCC 8 just for the lambda fixes. :-) Thanks!