t / chainlint / exit-subshell.teston commit git p4 test: use 'test_atexit' to kill p4d and the watchdog process (99e37c2)
   1(
   2# LINT: "|| exit {n}" valid subshell escape without hurting &&-chain
   3        foo || exit 1
   4        bar &&
   5        baz
   6)