[Bug middle-end/90263] Calls to mempcpy should use memcpy

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90263

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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           Keywords|                            |missed-optimization
                 CC|                            |msebor at gcc dot gnu.org

--- Comment #7 from Martin Sebor <msebor at gcc dot gnu.org> ---
Rather than unconditionally transforming mempcpy to memcpy I would prefer to
see libc implementations of memccpy optimized.  WG14 N2349 discusses a
rationale for this:   
http://www.open-std.org/jtc1/sc22/wg14/www/docs/n2349.htm