id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	os	architecture	failure	difficulty	testcase	blockedby	blocking	related
2066	Building 6.9 with 6.4.1 fails	pejo		"Building GHC 6.9 (20080126 snapshot) with 6.4.1 fails on ./utils/ghc-pkg/Main.hs, since Data.List did not have isInfixOf.

If 6.9 is not supposed to build with 6.4, there is a bug in configure.ac which tests for 6.4 or newer."	bug	closed	high	6.10 branch	Compiler	6.9	fixed			Unknown/Multiple	Unknown/Multiple		Easy (less than 1 hour)