tree effb50f832fb330cf81f2ca8d6ec2e9caf783ebf
parent fc32eb1662d29a4467bd4fd7d3484d607507420f
author Vadim Zeitlin <vadim@zeitlins.org> 1510607107 +0100
committer Vadim Zeitlin <vadim@zeitlins.org> 1510607161 +0100

Avoid -Wundef warnings when building libpng

Always define PNG_INTEL_SSE_OPT and PNG_INTEL_SSE_IMPLEMENTATION before
comparing them with 0.