[Issue 19793] no postblit is called if cast is used for structs

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19793

Andrei Alexandrescu <andrei at erdani.com> changed:

           What    |Removed                     |Added
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                 CC|                            |andrei at erdani.com

--- Comment #6 from Andrei Alexandrescu <andrei at erdani.com> ---
@Ilya okay to close this as won't fix since it's legacy? New code would use
copy ctors, which is hopefully much nicer.

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