id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	os	architecture	failure	difficulty	testcase	blockedby	blocking	related
1379	Allow breakpoints and single-stepping for functions defined interactively	Michael D. Adams		"Steps to reproduce (from ghc-HEAD sources for 25 May 2007):
{{{
Prelude> let fib n = if n < 2 then 1 else fib (n-1) + fib (n-2)
Prelude> let main = print $ fib 30
Prelude> :break fib
ghc-6.7.20070515: panic! (the 'impossible' happened)
  (GHC version 6.7.20070515 for i386-unknown-linux):
        nameModule fib{v apa}

Please report this as a GHC bug:  http://www.haskell.org/ghc/reportabug

Prelude>
}}}"	feature request	new	lowest	7.6.2	GHCi	6.7				Linux	x86	None/Unknown	Unknown