Date: Thu, 30 Nov 2017 14:41:32 -0800 From: Andre McCurdy <armccurdy@...il.com> To: musl@...ts.openwall.com Subject: expectations for a_ctz_64(0) 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?
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