bug#20526: grep BUG: text file is detected as binary

[Paul Eggert]

Paul Eggert wrote:

> grep -rP 'fed.*cba' .
>
> On my machine the above command is 125x slower with the new grep than the old
> one, which suggests some tuning is in order before releasing. (It's bogged down
> inside libpcre somewhere.)

I installed the attached patch, which fixed this performance bug for me.

0001-grep-restore-P-PCRE_NO_UTF8_CHECK-optimization.patch
Description: Text Data