|| [string match "*option ignored*" $exec_output]
|| [string match "*unrecognized option*" $exec_output]
|| [string match "*passed to ld*" $exec_output] } {
|| [string match "*option ignored*" $exec_output]
|| [string match "*unrecognized option*" $exec_output]
|| [string match "*passed to ld*" $exec_output] } {