#10158: Panic compiling singletons: StgCmmEnv: variable not found -------------------------------------+------------------------------------- Reporter: trommler | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.11 (CodeGen) | Operating System: Unknown/Multiple Keywords: | Type of failure: None/Unknown Architecture: | Blocked By: Unknown/Multiple | Related Tickets: Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- `cabal install singletons` panics like this with HEAD: {{{ ghc: panic! (the 'impossible' happened) (GHC version 7.11.20150313 for x86_64-unknown-linux): StgCmmEnv: variable not found cobox_a1Job local binds for: sConst sAsTypeOf sId %:++ sMap sFoldr %$ %$! $WLet_1627796109GoSym3KindInference $WLet_1627796109GoSym2KindInference $WLet_1627796109GoSym1KindInference $WLet_1627796109GoSym0KindInference $WSeqSym1KindInference $WSeqSym0KindInference $WFlipSym2KindInference $WFlipSym1KindInference $WFlipSym0KindInference $WConstSym1KindInference $WConstSym0KindInference $WAsTypeOfSym1KindInference $WAsTypeOfSym0KindInference $WIdSym0KindInference $W:++$### $W:++$$### $WMapSym0KindInference $WMapSym1KindInference $WFoldrSym2KindInference $WFoldrSym1KindInference $WFoldrSym0KindInference $WLambda_1627796009Sym3KindInference $WLambda_1627796009Sym2KindInference $WLambda_1627796009Sym1KindInference $WLambda_1627796009Sym0KindInference $W:.$$$### $W:.$$### $W:.$### %$1 sAsTypeOf1 sConst1 sFlip1 sId1 sSeq1 a_r1JEg sF_s1JFN sG_s1JFO sA_1627796004_s1JFP Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/10158 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler