Issues · Glasgow Haskell Compiler / GHC · GitLab

Investigate encoding recursive demand types

#17128 · opened Aug 28, 2019 by Sebastian Graf ⊥ 5 CPR analysis Plow demand analysis runtime perf task
- 2
updated Jun 07, 2020
Abortion of fixed-point iteration in Demand Analyser discards sound results

#16284 · opened Feb 04, 2019 by Sebastian Graf ⊥ 5 Pnormal Trac import demand analysis runtime perf task
- 0
updated Jul 24, 2019
DmdAnal punishes free variables compared to static argument encoding

#14816 · opened Feb 16, 2018 by David Feuer 5 Pnormal Trac import bug demand analysis runtime perf
- 16
updated Dec 07, 2020
Mechanism for checking that we only enter single-entry thunks once

#10613 · opened Jul 08, 2015 by Ben Gamari 5 Pnormal Trac import demand analysis feature request
- 22
updated Nov 23, 2020
Premature Evalutation when using -O

#148 · opened Jun 10, 2003 by remit 5 Pnormal Trac import bug demand analysis
- CLOSED
- 1
updated Mar 26, 2020
Entered absent arg in a Repa program

#11126 · opened Nov 23, 2015 by tuplanolla 9.2.1 7 Phigh Trac import bug demand analysis incorrect runtime result
- 20
updated Jan 23, 2021
Inconsistency in demand analysis

#5775 · opened Jan 14, 2012 by rl@cse.unsw.edu.au 8.4.1 7 Phigh Trac import bug demand analysis
- CLOSED
- 18
updated Mar 06, 2020
Performance regression in base64-bytestring caused by dmd-anal regression.

#17653 · opened Jan 10, 2020 by Andreas Klebinger 8.10.1 10 Phigh bug demand analysis runtime perf
- CLOSED
- 5
- 24
updated Feb 02, 2021
DynFlags is reboxed in $wwarnAboutOverflowedOverLit

#19407 · opened Feb 20, 2021 by Matthew Pickering Pnormal bug compiler perf demand analysis
- 11
updated Feb 22, 2021
GHC.Core.Opt.WorkWrap.Utils.mkWWargs should transfer one-shot-ness to wrapper args

#19306 · opened Feb 03, 2021 by Sebastian Graf demand analysis runtime perf task
- 1
updated Feb 16, 2021
Lack of sharing in `GHC.Types.Demand`

#19190 · opened Jan 08, 2021 by Matthew Pickering Pnormal bug compiler perf demand analysis
- 1
- 1
- 5
updated Feb 03, 2021
Refactor Demand lattice so that it has less semantic equalities

#19050 · opened Dec 10, 2020 by Sebastian Graf Pnormal bug demand analysis
- 3
updated Dec 14, 2020
Demand: "Better" syntax for demand signatures

#19016 · opened Dec 01, 2020 by Sebastian Graf demand analysis task
- 2
- 7
updated Feb 23, 2021
Always simplify call demands

#19005 · opened Nov 27, 2020 by Sebastian Graf demand analysis feature request
- CLOSED
- 1
updated Dec 15, 2020
WorkWrap should eliminate unlifted absent coercions

#18983 · opened Nov 24, 2020 by Sebastian Graf demand analysis
- 5
updated Feb 25, 2021
DmdAnal and WorkWrap should support unboxing constructors with existentials (or even GADTs)

#18982 · opened Nov 24, 2020 by Sebastian Graf demand analysis
- CLOSED
- 2
- 2
updated Dec 23, 2020
DmdAnal: LetUp doesn't `keepAliveDmdEnv` RULE FVs

#18971 · opened Nov 20, 2020 by Sebastian Graf demand analysis task
- CLOSED
- 1
- 1
updated Jan 15, 2021
Demand analysis: `seq`'s strictness signature says its first argument is not head-used

#18957 · opened Nov 16, 2020 by Sebastian Graf Pnormal bug demand analysis
- CLOSED
- 2
- 8
updated Nov 20, 2020
DmdAnal: Don't reduce trivial product demands to polymorphic counterparts

#18907 · opened Oct 30, 2020 by Sebastian Graf demand analysis task
- 1
- 12
updated Feb 10, 2021
DmdAnal: Interleaved demand representation for expressive strictness information

#18903 · opened Oct 29, 2020 by Sebastian Graf demand analysis needs triage
- CLOSED
- 3
- 22
updated Dec 14, 2020