#7521: Simplifier ticks exhausted when compiling Accelerate example. ---------------------------------+------------------------------------------ Reporter: eamsden | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.1 Keywords: | Os: Linux Architecture: Unknown/Multiple | Failure: Compile-time crash Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: | ---------------------------------+------------------------------------------ Changes (by simonpj):
* difficulty: => Unknown Old description: > When doing $ cabal build for: > > http://github.com/AccelerateHS/accelerate-examples (commit > def2495a1e7bd88e444540c3494b8674da99e201) > > [31 of 36] Compiling SMVM.Matrix ( > examples/tests/simple/SMVM/Matrix.hs, dist_accelerate/build/accelerate- > examples/accelerate-examples-tmp/SMVM/Matrix.o ) > ghc: panic! (the 'impossible' happened) > (GHC version 7.6.1 for x86_64-unknown-linux): > Simplifier ticks exhausted > When trying UnfoldingDone base:GHC.Base.returnIO1{v r5g} [gid] > To increase the limit, use -fsimpl-tick-factor=N (default 100) > If you need to do this, let GHC HQ know, and what factor you needed > To see detailed counts use -ddump-simpl-stats > Total ticks: 27960 > > Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug New description: When doing $ `cabal build` for: http://github.com/AccelerateHS/accelerate- examples (commit def2495a1e7bd88e444540c3494b8674da99e201): {{{ [31 of 36] Compiling SMVM.Matrix ( examples/tests/simple/SMVM/Matrix.hs, dist_accelerate/build/accelerate- examples/accelerate-examples-tmp/SMVM/Matrix.o ) ghc: panic! (the 'impossible' happened) (GHC version 7.6.1 for x86_64-unknown-linux): Simplifier ticks exhausted When trying UnfoldingDone base:GHC.Base.returnIO1{v r5g} [gid] To increase the limit, use -fsimpl-tick-factor=N (default 100) If you need to do this, let GHC HQ know, and what factor you needed To see detailed counts use -ddump-simpl-stats Total ticks: 27960 }}} -- Comment: What `-fsimpl-tick-factor` makes it work? Simon -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7521#comment:1> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler _______________________________________________ Glasgow-haskell-bugs mailing list Glasgow-haskell-bugs@haskell.org http://www.haskell.org/mailman/listinfo/glasgow-haskell-bugs