Subject: setq-mode-local doesn't work for buffers not visiting files

From: Sean Whitton <[email-masked]>
Date: Fri, 13 Jan 2023 10:32:34 -0700

Hello,

  (setq-mode-local diff-mode view-read-only nil)

doesn't affect *vc-diff* buffers, but it should, according to the docstring of
setq-mode-local.

-- 
Sean Whitton