xref: /freebsd-13-stable/bin/sh/tests/expansion/cmdsubst20.0 (revision 023fc80ee38a117fa65b2ccb2abf8bdc7dbd6fd9) 
1
2set -T
3trapped=''
4trap "trapped=x$trapped" USR1
5[ "x$(kill -USR1 $$)y" = xy ] && [ "$trapped" = x ]
6