Re: grep version 2.5.3 and 2.5.4 bug with case-insensitive (-i) matching POSIX pattern class [[:upper:]]

[tangke]

yes.me too
address@hidden:~$ echo "(A)" | grep -i "([[:upper:]])"
(A)

address@hidden:~$ grep --version
GNU grep 2.5.3

On 09/23/2009 04:05 PM, Dave B wrote:
> On Wednesday 23 September 2009 02:48:15 Roman Revyakin wrote:
>
>    
> > There seems to be a bug in grep versions 2.5.3 and 2.5.4 executing
> > this sample piece of code:
> >
> > echo "(A)" | grep -i "([[:upper:]])"
> >
> > produces no output. grep version 2.5.1 works fine though:
> >
> > echo "(A)" | grep -i "([[:upper:]])"
> > (A)
> >
> > I compiled greps 2.5.3 and 2.5.1 on the Slackware 13 box from the
> > archives taken from
> >
> > http://ftp.gnu.org/gnu/grep/
> >
> > The grep 2.5.4 was shipped with the Slackware 13 itself.
> >      
> FWIW, works for me with grep 2.5.3:
>
> $ echo "(A)" | grep -i "([[:upper:]])"
> (A)
> $ grep --version
> GNU grep 2.5.3
>
> Copyright (C) 1988, 1992-2002, 2004, 2005  Free Software Foundation, Inc.
> This is free software; see the source for copying conditions.  There is NO
> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
>
>

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