Peter, thanks for the tip. My GREP_OPTIONS contained "--extended- regexp". Removing it fixed the problem, but I'm pretty positive that this setting should work.
PS: As the bug's reporter, shouldn't I be able to close it? I can't find this option. -- egrep: unrecognized option '--extended-regexp' https://bugs.launchpad.net/bugs/310049 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs