.tmp.code:7:56: error: have none but need Boolean
.tmp.code:8:17: error: @free can only be assigned a reference, not number
.tmp.code:8:17: error: @free can only be assigned a reference, not number
.tmp.code:7:56: error: have none but need Boolean
.tmp.code:8:17: error: @free can only be assigned a reference, not number
.tmp.code:8:17: error: @free can only be assigned a reference, not number