Issues · Glasgow Haskell Compiler / GHC · GitLab

Common subexpression ellimination fails to detect common suexpression

#18564 · opened Aug 11, 2020 by Neo CSE Pnormal code generation runtime perf
- 1
updated Aug 12, 2020
Better combining for identical case alternatives

#18377 · opened Jun 23, 2020 by Simon Peyton Jones CSE Tfeature request runtime perf
- 2
updated Feb 02, 2021
Optimize repeated usage of instance methods.

#17795 · opened Feb 06, 2020 by Andreas Klebinger ⊥ CSE Plow Tfeature request
- 3
updated Feb 18, 2020
combineIdenticalAlts is only partially implemented

#14684 · opened Jan 18, 2018 by Matthew Pickering 5 CSE Pnormal Tbug Trac import
- 17
updated Feb 02, 2021
Simple text fusion example results in rather duplicative code

#14222 · opened Sep 12, 2017 by Ben Gamari 5 CSE Pnormal Tbug Trac import
- 9
updated Dec 24, 2019
CSE runs before SpecConstr

#13694 · opened May 13, 2017 by Matthew Pickering 5 CSE Pnormal SpecConstr Tbug Trac import
- 1
updated Jul 07, 2019
Possible inconsistency in CSE's treatment of NOINLINE

#13589 · opened Apr 18, 2017 by Ben Gamari 5 CSE Pnormal Tbug Trac import
- 3
updated Jul 07, 2019
CSE for join points

#13219 · opened Feb 01, 2017 by lukemaurer 5 CSE Pnormal Tbug Trac import join points
- 1
updated Jul 07, 2019
Allow the user to prevent floating and CSE

#12620 · opened Sep 24, 2016 by Joachim Breitner 5 CSE Pnormal Tfeature request Trac import
- 33
updated Jul 07, 2019
Improve the interaction between CSE and the join point transformation

#9688 · opened Oct 13, 2014 by David Feuer 5 CSE Pnormal Tfeature request Trac import join points runtime perf
- 3
updated Jul 07, 2019
Opportunity to improve CSE

#7596 · opened Jan 16, 2013 by Simon Peyton Jones 8.0.1 5 CSE Pnormal Tbug Trac import
- 9
updated Feb 06, 2020
CSE should look through coercions

#5344 · opened Jul 25, 2011 by reinerp 3 CSE Plow Tfeature request Trac import runtime perf
- 7
updated Jul 07, 2019
ghc -O space leak: CSE between different CAFs

#947 · opened Oct 17, 2006 by Bertram Felgenhauer 5 CSE Pnormal Tbug Trac import
- 11
updated Jul 07, 2019
Better CSE optimisation

#701 · opened Feb 20, 2006 by Simon Marlow 5 CSE Pnormal Ttask Trac import
- 11
updated Aug 12, 2020
missed CSE opportunity

#149 · opened Jun 12, 2003 by nobody 5 CSE Pnormal Tbug Trac import broken test
- 24
updated Jul 07, 2019