[Issue 15864] chmgen triggers exception in std.regex

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=15864

--- Comment #2 from Dmitry Olshansky <dmitry.olsh at gmail.com> ---
(In reply to Dmitry Olshansky from comment #1)
> Would love to have regex pattern as test case.

Or at least link to chmgen and related command line.

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