Subject: GNUMakefile mode shows lines that will be executed in comment color

From: 積丹尼 Dan Jacobson <[email-masked]>
Date: Thu, 01 Jun 2017 20:42:50 +0800

$ cat Makefile
mmm:
	echo 111 #;\
	echo 222
$ emacs Makefile #shows the second line in comment color,
but when one does M-x compile, we see the second line is indeed executed.