[Issue 21123] ICE during toChars() of weird CommaExp lowering

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21123

--- Comment #3 from kinke <kinke at gmx.net> ---
(In reply to kinke from comment #2)
> Seems to be fixed indeed according to run.dlang.io.

Well I've assumed the nightly build there was up-to-date, but it's some old
v2.091 build (as is the Windows nightly download). - Anyway, build it myself,
and yes, fixed in master but not in stable.

--