[Issue 21716] std.regex performance regression (additional GC allocation)

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21716

--- Comment #4 from Dlang Bot <dlang-bot at dlang.rocks> ---
dlang/phobos pull request #7964 "merge stable" was merged into master:

- 34e58ec8577375006595201507059024977dc996 by Jon Degenhardt:
  Fix issue 21716: std.regex performance regression.

https://github.com/dlang/phobos/pull/7964

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