#9567: tc124 fails as '*** Core Lint errors : in result of Simplifier ***' in WAY=optasm -------------------------------------+------------------------------------- Reporter: slyfox | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.9 Keywords: | Operating System: Architecture: x86_64 (amd64) | Unknown/Multiple Difficulty: Unknown | Type of failure: GHC Blocked By: | rejects valid program Related Tickets: | Test Case: tc124 | Blocking: | Differential Revisions: -------------------------------------+------------------------------------- ghc-HEAD: {{{ $ make fulltest TEST="tc124" WAY=optasm =====> tc124(optasm) 3136 of 4101 [0, 0, 0] cd ./typecheck/should_compile && '/home/slyfox/dev/git/ghc- validate/inplace/bin/ghc-stage2' -fforce-recomp -dcore-lint -dcmm-lint -dno-debug-output -no-user-package-db -rtsopts -fno-ghci-history -c tc124.hs -O -fasm -fno-warn-incomplete-patterns >tc124.comp.stderr 2>&1 Compile failed (status 256) errors were: *** Core Lint errors : in result of Simplifier *** <no location info>: Warning: In the type ‘a_12 -> a_aia -> a_aia’ @ a_12 is out of scope *** Offending Program *** Foo.g :: Foo.T -> Foo.T [LclIdX, Arity=1, Str=DmdType, Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True, WorkFree=True, Expandable=True, Guidance=IF_ARGS [20] 40 30}] Foo.g = \ (t_ahr :: Foo.T) -> case t_ahr of _ [Occ=Dead] { Foo.T ds_dlB ds_dlC -> Foo.T ds_dlB (\ (@ a_ai4) (@ b_ai5) _ [Occ=Dead] (y_aht :: b_ai5) -> y_aht) } ... }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9567 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler