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using set +o posix unsets POSIXLY_CORRECT, even when POSIXLY_CORRECT is


From: nerdopolis
Subject: using set +o posix unsets POSIXLY_CORRECT, even when POSIXLY_CORRECT is a read only variable
Date: Thu, 31 Dec 2015 19:04:50 -0500
User-agent: KMail/5.0.2 (Linux/4.2.0-18-generic; KDE/5.15.0; x86_64; ; )

I tested on
4.2.45(1)-release

basically I have tested 
address@hidden:~$ readonly POSIXLY_CORRECT=1
address@hidden:~$ set +o posix
address@hidden:~$ echo $POSIXLY_CORRECT

address@hidden:~$

Although I will admit I'm not sure if it's supposed to do that or not



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