[Issue 22124] Corrupted closure when compiling with -preview=dip1000

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=22124

--- Comment #1 from Vladimir Panteleev <dlang-bugzilla at thecybershadow.net> ---
(In reply to Vladimir Panteleev from comment #0)
> The following program will segfault

Assert, not segfault.

--