#7713: Panic! make_exp (App _ (Coercion _)) when compiled with -fext-core ---------------------------------+------------------------------------------ Reporter: EduardSergeev | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.2 Keywords: -fext-core panic | Os: Linux Architecture: x86_64 (amd64) | Failure: Compile-time crash Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: | ---------------------------------+------------------------------------------ Description changed by igloo: Old description:
An attempt to compile the attached file with 7.6.2 (and 7.4.2) with "-O2 -fext-core" leads to:
ghc: panic! (the 'impossible' happened) (GHC version 7.6.2 for x86_64-unknown-linux): make_exp (App _ (Coercion _))
New description: An attempt to compile the attached file with 7.6.2 (and 7.4.2) with "-O2 -fext-core" leads to: {{{ ghc: panic! (the 'impossible' happened) (GHC version 7.6.2 for x86_64-unknown-linux): make_exp (App _ (Coercion _)) }}} -- -- Ticket URL: http://hackage.haskell.org/trac/ghc/ticket/7713#comment:3 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler