[Issue 16626] [Reg 2.073] recent dmd nightly runs out of memory building Higgs

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=16626

--- Comment #1 from Martin Nowak <code at dawg.eu> ---
Seems to happen for 2 ctRegex to filter out non-alphanumerical characters.

auto nonAlnum = ctRegex!(`[^\w]`w);
enum notAlnum = ctRegex!(`[^0-9|a-z|A-Z]`, "g");

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