#1916: compiling truncate :: Float -> Int with -O2 panics ghc
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Reporter: conal | Owner:
Type: bug | Status: new
Priority: normal | Milestone:
Component: Compiler | Version: 6.8.1
Severity: normal | Keywords:
Testcase: | Architecture: Unknown
Os: Unknown |
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{{{
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.
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1916>
GHC <http://www.haskell.org/ghc/>
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