Subject: bug#39368: Possible visualization bug in GNU grep 3.1 (Ubuntu 18.04 x86_64)

From: "Paul Jackson" <[email-masked]>
Date: Fri, 31 Jan 2020 08:06:28 -0600

oh - and the exclusion of lines with the pattern "^\t\t$"
makes no difference on your dataset, since that dataset
has no lines consisting solely and exactly of two tabs.

-- 
                Paul Jackson
                [email-masked]