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Why bash command "cd //" set path "//" ?

From: Andrey Demykin
Subject: Why bash command "cd //" set path "//" ?
Date: Fri, 26 Aug 2011 14:38:21 +0400

Why bash command "cd //" set path "//" ?

double slashes only in first position 

I found this in all version of the bash.
Excuse me , if it is not a bug.
Possibly it is a feature.

I noticed it by accident.

address@hidden:/$ cd /
cd /
address@hidden:/$ cd //
cd //
address@hidden://$ pwd
address@hidden://$ cd /.//.
cd /.//.
address@hidden:/$ cd ..//
cd ..//
address@hidden:/$ bash --version
bash --version
GNU bash, version 4.2.8(1)-release (x86_64-pc-linux-gnu)
Copyright (C) 2011 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later

This is free software; you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Andrey Demykin
QA Automated Test Engineer
email: address@hidden
skype: andr0423

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