[Issue 17654] return value incorrectly considered unique when casting to another pointer type

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=17654

--- Comment #3 from Steven Schveighoffer <schvei...@yahoo.com> ---
I'm not sure the UB rules for D and aliasing. In C you definitely can run into
things like the array cast being considered unrelated. 

The class case is definitely a bug.

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