[Issue 20598] AssertError@dmd/optimize.d(692): Assertion failure

[d-bugmail--- via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=20598

--- Comment #2 from Iain Buclaw <ibuc...@gdcproject.org> ---
Tests are always good to prevent regressions. :-)

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