https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=46441
--- Comment #14 from Piotr Pawel Stefaniak <ps...@freebsd.org> --- To expand a bit on what I was thinking, in the context of PS4 and > The problem with unbounded recursion from command substitutions is avoided by > not allowing command substitutions my idea was to allow recursion bounded to the stack depth of 2 or perhaps some other low number that would allow simple PS4='`date`' or similar, but not anything more fancy. -- You are receiving this mail because: You are the assignee for the bug.