id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	os	architecture	failure	difficulty	testcase	blockedby	blocking	related
2876	Inconsistent error message	guest		"Most error messages mention language extensions needed, this one mentions a deprectaed flag:
{{{
    Illegal instance declaration for `...'
        (the Coverage Condition fails for one of the functional dependencies;
         Use -fallow-undecidable-instances to permit this)
}}}
It should instead mention -XUndecidableInstances.
"	bug	closed	normal		Compiler	6.10.1	worksforme			Unknown/Multiple	Unknown/Multiple		Unknown