[Bug c++/70555] lambda capture of multi-dimensional VLA

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70555

--- Comment #8 from Jason Merrill <jason at gcc dot gnu.org> ---
Bug 79627 is a case where we would need to do some capture in unevaluated
context, just as in C VLAs make sizeof non-constant.