[Bug 194471] grep --ignore-case is very slow in UTF-8

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https://bugzilla.redhat.com/show_bug.cgi?id=194471

--- Comment #14 from Jaroslav Škarvada  2010-03-30 12:31:06 EDT ---
On my system the old grep:

$ time ./fgrep -i foobar /usr/lib/locale/locale-archive

real 0m1.256s
user 0m0.071s
sys 0m0.091s

I think approx. 4 time slowdown is acceptable in comparison to huge changes,
bugfixes and speedups (in other cases), presented in the new grep.