[Issue 24881] ICE on attempt to compare deref of two functions ptr

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=24881

--- Comment #2 from basile-z <b2.temp at gmx.com> ---
LDC2 crashes too since v1.35. Previously it generated bad code for `c` (see
https://godbolt.org/z/cEM1MEevE), i.e `true` whatever the functions were
pointing to.

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