Eliminate optimize attribute warning with clang on PPC64LE
Eliminate optimize attribute warning with clang on PPC64LE

unknownbrackets/maxcso,unknownbrackets/maxcso,unknownbrackets/maxcso,unknownbrackets/maxcso,unknownbrackets/maxcso,unknownbrackets/maxcso,unknownbrackets/maxcso