bug with grep 3.0.2 in cygwin 3.0.7

Andrey Repin anrdaemon@yandex.ru
Thu Aug 29 19:20:00 GMT 2019

Greetings, akiki@free.fr!

> Hi, 
> I encounter some problem with grep option -E on cygwin 3.0.7 

> echo "a^b" | grep "a^b" #answer a^b ie it's OK 
> but 
> echo "a^b" | grep -E "a^b" #answer nothing " for me it's KO 

That's an expected result of an impossible constraint.

> I have to backslash ^ to be OK like : grep -E 'a\^b' 


> Is-it a bug ?


> I don't know if all versions of cygwin and grep are concerned. 

RTFM, this is regexp basics.

With best regards,
Andrey Repin
Thursday, August 29, 2019 22:07:04

Sorry for my terrible english...

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