D-Programming-Language/dmd — pull request #1741 by 9rnsr (2013-03-12 01:15:38+00:00)
Title: [REG2.063a] Issue 9694 - A member struct that has mutable opEquals reports weird error message

http://d.puremagic.com/issues/show_bug.cgi?id=9694

It was introduced by a careless miss in #1738.