id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc,os,architecture,failure,difficulty,testcase,blockedby,blocking,related
1916,compiling truncate :: Float -> Int with -O2 panics ghc,conal,igloo,"{{{
bash-3.2$ cat Bug.hs
{-# OPTIONS -fglasgow-exts -O2 #-}
module Bug (tst) where
tst :: Float -> Bool
tst x = truncate x > (0::Int)

bash-3.2$ ghc Bug.hs
ghc.exe: panic! (the 'impossible' happened)
  (GHC version 6.8.1.20071102 for i386-unknown-mingw32):
	narrowTo
Please report this as a GHC bug:  http://www.haskell.org/ghc/reportabug
}}}

Same results reported on linux.",merge,closed,normal,6.8.2,Compiler,6.8.1,fixed,,conal@…,Unknown/Multiple,Unknown/Multiple,,Easy (less than 1 hour),,,,