Re: Regression in 22.2 jit-lock?

[Chong Yidong <cyd@stupidchicken.com>]

Ulrich Mueller <ulm@gentoo.org> writes:

> I've prepared a minimal example to reproduce the different behaviour:
>
>    1. Open attached file test.sh with "emacs -Q"
>    2. Remove one of the double quotes inside function foo()
>
> While in 22.1 fontification of function bar() is delayed by 0.5
> seconds, namely the default value of jit-lock-context-time, it is
> immediate in 22.2.
>
> #!/bin/bash
>
> foo() {
>     echo "it's a test"
> }
>
> bar() {
>     cat <<-EOF >baz.el
> 	;;; baz.el
> 	(require 'quux)
> 	EOF
> }

Thanks for spotting this.  The bug was introduced by the following
change.  Stefan?

2007-07-23  Stefan Monnier  <monnier@iro.umontreal.ca>

	* progmodes/sh-script.el (sh-font-lock-backslash-quote)
	(sh-font-lock-flush-syntax-ppss-cache): New funs.
	(sh-font-lock-syntactic-keywords): Use them to distinguish the
	different possible cases for \'.
	(sh-font-lock-paren): Mark the relevant text with font-lock-multiline.