id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	os	architecture	failure	difficulty	testcase	blockedby	blocking	related
7681	Panic on quoting empty case	monoidal		"With -XEmptyCase on,

{{{
Prelude Language.Haskell.TH> runQ [| case 0 of {} |]
ghc: panic! (the 'impossible' happened)
  (GHC version 7.7.20130209 for x86_64-unknown-linux):
	coreList: empty argument
}}}"	bug	closed	normal		Template Haskell	7.7	fixed			Unknown/Multiple	Unknown/Multiple	None/Unknown