Re: grep-2.6.2 -Ff hangs on files with empty lines

[Allan McRae]

On 31/03/10 16:21, Jim Meyering wrote:
> Allan McRae wrote:
> > Grep-2.6.2 will hang on "grep -Ff foo bar" if foo contains an empty
> > line.  The bug is new to 2.6.2.
>
> Thanks for the report.
> However, so far, I am unable to reproduce that.
>
> Please provide more details:
>    - type of CPU and OS you are using

I am running Arch Linux and get the issue on both i686 and x86_64.  Grep 
is configured with:
./configure --prefix=/usr --bindir=/bin --without-included-regex

>    - the contents of your "foo" and "bar" files

I replicate using your example:

printf 'a\n\nb\n' > foo
seq 10 > bar

grep -Ff foo bar

Allan