https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=291172
--- Comment #5 from Konstantin Belousov <[email protected]> --- And from the latest POSIX 2024 standard: 9.3.2 BRE Ordinary Characters: The '?', '+', and '|' characters; it is implementation-defined whether "\?", "\+", and "\|" each match the literal character '?', '+', or '|', respectively, or behave as described for the ERE special characters '?', '+', and '|', respectively (see Section 9.4.3, on page 188). -- You are receiving this mail because: You are the assignee for the bug.
