Date: Fri, 1 Dec 2017 00:08:43 +0100 From: Szabolcs Nagy <nsz@...t70.net> To: musl@...ts.openwall.com Subject: Re: expectations for a_ctz_64(0) * Andre McCurdy <armccurdy@...il.com> [2017-11-30 14:41:32 -0800]: > Currently the generic and aarch64 versions of a_ctz_64() give > different results for 0: > > a_ctz_64_generic(0) : 0 > a_ctz_64_aarch64(0) : 64 > > That doesn't matter for the ffs functions, but for the other users of > a_ctz_l and a_ctz_64 (ie malloc and qsort) it's less clear. > > Does musl rely on a specific behaviour? no, that would be a bug. same for clz
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