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Re: [PATCH][BZ #16004] Check overlaps in memcpy_chk.


> Hi, this adds a overlap check to memcpy. As these are not performance
> critical I deleted ifuncs and we instead do jump to memcpy.

I don't think it's at all clear that _FORTIFY_SOURCE wrappers are not
performance critical.  Lots of systems nowadays are compiling most of
their stuff this way (e.g. Ubuntu and Gentoo the compiler does it by
default; Fedora et al the package system builds do it by default).


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