bug-gnu-emacs
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

bug#18577: Regexp I-search: [(error Stack overflow in regexp matcher)]


From: Andreas Schwab
Subject: bug#18577: Regexp I-search: [(error Stack overflow in regexp matcher)]
Date: Sun, 28 Sep 2014 12:56:48 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.93 (gnu/linux)

Alan Mackenzie <address@hidden> writes:

> With point at BOB, do C-M-s and enter this regular expression at the
> prompt:
>
> /\*\(\([^'*]\|\*[^/']\)*\*?'\([^'*]\|\*[^/']\)*\*?'\)*\([^'*]\|\*[^'/]\)*\*?'\([^'*]\|\*[^/']\)*\*?\*/

\(...\(...\)*...\)* is bad.  \(...\)*\(...\)* is also bad.  Both can cause
combinatorial explosions in backtracking.

Andreas.

-- 
Andreas Schwab, address@hidden
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."





reply via email to

[Prev in Thread] Current Thread [Next in Thread]