shell/ash_test/ash-read/read_SIGCHLD.tests - busybox - Git at Google

 x=BAD
 { sleep 0.4; echo Ok; } | { sleep 0.2 & read x; echo "x='$x'"; }
 echo "exitcode:$?"
	x=BAD
	{ sleep 0.4; echo Ok; } \| { sleep 0.2 & read x; echo "x='$x'"; }
	echo "exitcode:$?"