Issues · Glasgow Haskell Compiler / GHC · GitLab

Simplifier ticks exhausted on mapM/traverse

#18730 · opened Sep 21, 2020 by Akshay Mankar 9.0.2 Phigh compiler perf ghc build failure simplifier
- 41
updated Jan 12, 2021
ghc 9.0.1-rc1 ships with obsolete haddock 2.22.0

#19161 · opened Jan 03, 2021 by Greg Steuck 9.2.1 haddock task
- 3
updated Jan 12, 2021
GHC 9.0 no longer typechecks a program involving overloaded labels and type applications

#19154 · opened Jan 02, 2021 by sheaf bug program incorrectly rejected typechecker
- 6
updated Jan 12, 2021
WW for constructed products should not wrap an unboxed 1-tuple around evaluated binders/stuff that terminates rapidly

#18109 · opened Apr 28, 2020 by Sebastian Graf CPR analysis feature request
- 1
- 2
updated Jan 12, 2021
Implement Nested CPR

#18174 · opened May 11, 2020 by Sebastian Graf CPR analysis task
- 3
updated Jan 12, 2021
Use IO for uniqueSupply in SimplM

#19208 · opened Jan 12, 2021 by Andreas Klebinger 9.2.1 compiler perf
- 1
- 0
updated Jan 12, 2021
Optimization idea for case expression dispatch

#19153 · opened Jan 01, 2021 by Neo feature request runtime perf
- 10
updated Jan 12, 2021
signal handlers not async signal safe

#19205 · opened Jan 12, 2021 by Douglas Wilson needs triage
- 0
updated Jan 12, 2021
Move to a more structured error representation

#18516 · opened Jul 30, 2020 by Alp Mestanogullari error messages task
- 2
- 36
updated Jan 12, 2021
False positives from -Wincomplete-record-updates

#19084 · opened Dec 18, 2020 by Joseph C. Sible Pnormal bug error messages pattern match warnings program incorrectly rejected
- 3
updated Jan 12, 2021
Investigate object file sizes

#19113 · opened Dec 23, 2020 by Sebastian Graf compiler perf inlining needs triage task
- 4
updated Jan 12, 2021
T5558 is fragile

#19067 · opened Dec 15, 2020 by Ben Gamari Phigh RTS bug concurrency runtime crash
- 5
updated Jan 12, 2021
Significant runtime regression in HEAD/8.10 for this benchmark.

#18993 · opened Nov 25, 2020 by Andreas Klebinger 9.0.1 Pnormal bug runtime perf
- 9
updated Jan 11, 2021
Compiling many instances derived using generics is slow and uses lots of memory

#19204 · opened Jan 11, 2021 by Olle Fredriksson needs triage
- 0
updated Jan 11, 2021
Allow ByteArray# objects outside of HEAP_ALLOCED()

#17747 · opened Jan 26, 2020 by Duncan Coutts feature request
- 1
- 1
- 2
updated Jan 11, 2021
Linear types: enable linting

#19165 · opened Jan 04, 2021 by Krzysztof Gogolewski LinearTypes
- 0
updated Jan 11, 2021
Stack corruption in derefnull and divbyzero on Windows?

#18548 · opened Aug 07, 2020 by Ben Gamari Pnormal RTS Windows bug runtime crash
- 9
updated Jan 11, 2021
Some Makefile/GHCi tests timeout on Windows

#18718 · opened Sep 18, 2020 by Ben Gamari CI Pnormal broken test bug
- 2
updated Jan 11, 2021
"Not shorting out" warnings when building the HpcParser

#19199 · opened Jan 10, 2021 by Sebastian Graf Plow simplifier task
- 1
updated Jan 11, 2021
GHCi slow to start on OpenBSD

#18727 · opened Sep 20, 2020 by Greg Steuck 9.2.1 Phigh RTS bug linking
- 9
updated Jan 11, 2021

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