[cfe-dev] Security fail (memset being optimized away)
myLC@gmx.de via cfe-dev
cfe-dev at lists.llvm.org
Thu Jan 3 08:42:30 PST 2019
On Jan 3 8:31, Keane Erich wrote:
> I believe that solution is able to be optimized out as well
> (see the comment in the C99 solution).
> memset_s (C11) and SecureZeroMemory (MSVC) are the two
> standards compliant ways that guarantee they won't be
> optimized out.
It doesn't quench my curiosity, though. ;-)
What about other (your own) functions?
Isn't it a bug, if a compiler takes false assumptions on
volatiles? This would mean that it doesn't work, even though
it really should (which, of course, is of little help in the
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