From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marcus Kida <marcus.kida@gmail.com>
Subject: Bug: git branch -D can be used to delete branch which is currently checked out - Part 2
Date: Thu, 10 Mar 2016 19:39:56 +1100
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Proposed solution:

Use `strcasecmp`, `stricmp`, `strcmpi` here: https://github.com/git/git/blob/f02fbc4f9433937ee0463d0342d6d7d97e1f6f1e/builtin/branch.c#L218

Not sure if/which one of this will work on POSIX as well as MS too though.

Thank you.

Cheers,
Marcus