[Issue 18451] [REG 2.076.1] In certain circumstances, calling remove on an array of delegates fails

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18451

--- Comment #4 from ArturG <var.spool.mail700 at gmail.com> ---
std.container and std.variant are also affected by this, none of them workd
with a void delegate(void*).

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