ref: 934d81ae4e55fb48f7d15ee7302d455f3ba33a82
dir: /sys/src/cmd/diff/test/merge.rc/
#!/bin/rc
tests=`{seq 9}
for(t in $tests){
echo ../$O.merge3 merge-t$t.l merge-t$t.c merge-t$t.r
../$O.merge3 merge-t$t.l merge-t$t.c merge-t$t.r > merge-t$t.out
cmp merge-t$t.out merge-t$t.expected #|| {echo 'failed '$t; exit failed}
}