Re: [PATCH] diff: "S_IFREG | 0644" to "(S_IFREG | 0644)" to avoid warning

Jonathan Nieder wrote:

The test harness uses cd -P to ensure $PWD and $(pwd) agree;

As Ævar noticed, this sentence as it stands doesn't make much sense.
The idea is rather to make $(pwd -L) and $(pwd -P) agree --- the
former is accessible through $PWD, the latter through getwd() and
/bin/pwd.