comment out old flag

Author: galabovaa

CMakeLists.txt

@@ -400,7 +400,7 @@ if (NOT HIGHS_COVERAGE AND NOT APPLE)
   if(CMAKE_SYSTEM_PROCESSOR MATCHES "^(ppc64|powerpc64)")
       check_cxx_compiler_flag("-mpopcntd" COMPILER_SUPPORTS_POPCNTD)
       if(COMPILER_SUPPORTS_POPCNTD)
-          set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mpopcntd")
+          # set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mpopcntd")
           add_compile_options("$<$<COMPILE_LANGUAGE:CXX>:-mpopcntd>")
       endif()
   else()