[Issue 12591] [DMD|REG] std/typecons.d(440): Error: tuple has no effect in expression

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=12591

--- Comment #2 from Vladimir Panteleev <thecybershadow at gmail.com> ---
Erm, I meant to say:
Introduced in https://github.com/D-Programming-Language/dmd/pull/2665.

Phobos test was broken by
https://github.com/D-Programming-Language/dmd/pull/2832

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