https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61425
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> --- Grr, sorry for the noise. ALl my BSD boxen actually use GNU grep. AIX grep doesn't support \| in BREs, so I think std::regex is behaving correctly.