#14490: TTG Snags -------------------------------------+------------------------------------- Reporter: alanz | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: #14482 | Differential Rev(s): Wiki Page: | ImplementingTreesThatGrow | -------------------------------------+------------------------------------- Comment (by alanz): Having just leveled up on `Turtle`, the compile time differences for compiling stage2 (via `-ddump-timings`) are attached, together with the programme used to generate them. The key result is the following {{{ Module : master reverted diff HsSyn : 10154.82 1550.70 8604.12 HsImpExp : 16266.68 4703.24 11563.44 DynFlags : 70682.66 59097.39 11585.27 HsLit : 21915.48 4487.74 17427.74 HsPat : 26660.85 7181.77 19479.08 HsTypes : 107182.37 16066.12 91116.25 HsBinds : 115097.57 19346.81 95750.76 HsExpr : 260980.84 38087.04 222893.79 HsDecls : 320157.08 45702.17 274454.90 }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14490#comment:21 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler