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[Bug libstdc++/77469] std::regex x("[b\\-a]") throws with message "Invalid range in bracket expression."
- From: "schwab at linux-m68k dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 04 Sep 2016 06:02:52 +0000
- Subject: [Bug libstdc++/77469] std::regex x("[b\\-a]") throws with message "Invalid range in bracket expression."
- Auto-submitted: auto-generated
- References: <bug-77469-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77469
Andreas Schwab <schwab@linux-m68k.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |INVALID
--- Comment #4 from Andreas Schwab <schwab@linux-m68k.org> ---
\ is not special inside bracket expressions, [b\-a] means b and the range
between \ and a. If you want to include a - in a bracket expression, put it
first or last.