[Issue 5282] Use memcmp or other appropriate optimizations for array comparison where possible

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=5282


Stewart Gordon <smjg at iname.com> changed:

           What    |Removed                     |Added
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                 CC|                            |smjg at iname.com


--- Comment #3 from Stewart Gordon <smjg at iname.com> 2010-11-28 18:16:25 PST ---
The conditions for memcmp working as a way of comparing structs are:

- no opEquals of a compatible parameter type
- no holes due to alignment
- no members with reference semantics (dynamic arrays, AAs, classes)
- all of this applies recursively to any struct or union members

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