K 10 svn:author V 6 gerald K 8 svn:date V 27 2019-08-22T16:24:49.170344Z K 7 svn:log V 238 clang on rs6000/powerpc* unfortunately poisons user namespace by default (without any special options or include files being required). Until that changes (or GCC changes) we need to avoid using vec_step as a variable name. PR: 239266 END