Re: Optimising away memset() calls?

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On 10/08/2014 04:15 AM, Sandy Harris wrote:
There are various solutions to this. Linux now has memzero_explicit(),
Open SSH has bzero_explicit(), C11 has memset_s().

Minor nit: The C11 standard still allows memset_s to be optimized away if this does not cause an observable difference in behavior (in C terms). I know the intent is different, but this is impossible to address within the standard, considering the direction in which the language has developed over the last decades.

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Florian Weimer / Red Hat Product Security




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