bug#15630: Acknowledgement (grep 2.14 much slower than 2.5.1)

[Jim Meyering]

On Wed, Oct 16, 2013 at 12:20 PM, Z. Majeed <address@hidden> wrote:
> I see the reason is the workaround in do_execute that turns on line-by-line 
> matching for -i across the board - I got runtime confirmation by trying 
> "<name>.*[rR][uU][sS][sS][iI][aA]" - the times were faster than for grep 
> 2.5.1 with -i:
> 3.59user 2.95system 0:06.55elapsed
>
> I'm not sure if the workaround is for the -i problem in UTF-8 locales 
> discussed in http://savannah.gnu.org/bugs/?29391. This bug report really 
> should be titled "--ignore-case very slow in grep 2.14"

Thanks for the reminder.
I'm about to release grep-2.15, but after that, I will be inclined to
address that problem.