Issues · Glasgow Haskell Compiler / GHC · GitLab

GHC 9.0+ fails to combine levity-polymorphic newtype constructor with TypeApplications

#19728 · opened Apr 22, 2021 by Ryan Scott Phighest Tbug TypeApplications UnliftedNewtypes levity polymorphism program incorrectly rejected typechecker
- CLOSED
- 2
updated Apr 22, 2021
GHC-9.0.1 doesn't find imported main:

#19397 · opened Feb 18, 2021 by Oleg Grenrus 9.0.2 Phighest Tbug backport needed:9.0
- CLOSED
- 2
- 1
- 13
updated Apr 17, 2021
case over signum of Integer is incorrect in GHC 9.2

#19680 · opened Apr 09, 2021 by Bodigrim 9.2.1 Phighest Tbug backport needed:9.2 ghc-bignum incorrect runtime result
- CLOSED
- 2
- 12
updated Apr 16, 2021
High memory usage during compilation

#13059 · opened Jan 03, 2017 by Domen Kožar 8.2.1 10 Phighest Tbug Trac import compiler perf
- CLOSED
- 41
updated Apr 14, 2021
Regression: HEAD incurs a reduction stack overflow on program involving type equality

#19042 · opened Dec 09, 2020 by Ryan Scott 9.2.1 Phighest Tbug program incorrectly rejected typechecker
- CLOSED
- 7
- 12
updated Apr 14, 2021
Segfault during GC with -ffull-laziness and unsafeCoerce#

#17439 · opened Nov 06, 2019 by Leon P Smith 8.8.2 Phighest Tbug runtime crash
- CLOSED
- 13
updated Apr 12, 2021
Implement with# primop

#14375 · opened Oct 20, 2017 by Simon Peyton Jones 9.0.1 10 Phighest Tbug Trac import join points
- CLOSED
- 2
- 30
updated Apr 12, 2021
KnownNat: result changes depending on optimizations

#16586 · opened Apr 17, 2019 by Bodigrim 8.8.1 10 Phighest Tbug incorrect runtime result specialisation
- CLOSED
- 7
- 23
updated Apr 09, 2021
$(tupE [ [|x|] ]) /= Unit x

#18097 · opened Apr 24, 2020 by aavogt 8.10.2 Phighest Tbug TemplateHaskell
- CLOSED
- 3
- 5
updated Apr 07, 2021
-O1 changes result at runtime, duplicating __DEFAULT case

#14768 · opened Feb 06, 2018 by Bodigrim 8.4.1 10 Phighest Tbug Trac import incorrect runtime result
- CLOSED
- 9
updated Apr 06, 2021
Consistent segfault when compiled program is executed

#16893 · opened Jul 01, 2019 by Alexey Kuleshevich 9.0.1 10 Phighest Tbug runtime crash
- CLOSED
- 11
- 88
updated Mar 23, 2021
Segfault in GC in GHC 8.10.{3,4}

#19417 · opened Feb 22, 2021 by Adam Sandberg Eriksson 8.10.5 Phighest Tbug compiler crash
- CLOSED
- 1
- 23
updated Mar 17, 2021
Optimisations cause incorrect runtime result in Integer calculation

#19345 · opened Feb 10, 2021 by sheaf 9.0.1 Phighest Tbug backport ghc-bignum incorrect runtime result
- CLOSED
- 9
updated Mar 10, 2021
conduit-1.3.4 builds with 9.0.1, but not HEAD, due to regression in typechecking sections

#19457 · opened Feb 27, 2021 by Ryan Scott 9.2.1 Phighest Tbug program incorrectly rejected typechecker
- CLOSED
- 2
- 3
updated Mar 09, 2021
Regression: HEAD fails to typecheck uses of (GHC.TypeNats.<=) that 9.0.1 could

#19492 · opened Mar 05, 2021 by Ryan Scott 9.2.1 Phighest Tbug core libraries program incorrectly rejected
- CLOSED
- 10
updated Mar 08, 2021
fromIntegral (2^64 :: Integer) == (0 :: Natural)

#19411 · opened Feb 20, 2021 by Bodigrim 9.0.2 Phighest Tbug ghc-bignum incorrect runtime result
- CLOSED
- 11
updated Mar 04, 2021
"GHC.StgToCmm.Env: variable not found" panic when compiling with -fobject-code (HEAD only)

#17871 · opened Feb 23, 2020 by Ryan Scott 9.0.1 Phighest Tbug compiler crash
- CLOSED
- 11
updated Feb 28, 2021
GHC 9.0 regression: plots-0.1.1.2 fails to build due to ambiguous type variable

#19315 · opened Feb 03, 2021 by Ryan Scott 9.0.2 Phighest Tbug program incorrectly rejected typechecker
- CLOSED
- 11
updated Feb 10, 2021
Over-instantiation with :kind!

#19279 · opened Jan 29, 2021 by Adam Gundry 9.2.1 GHCi Phighest Tbug
- CLOSED
- 4
- 4
updated Feb 06, 2021
Slowdown in ghc compile times from GHC 8.0.2 to GHC 8.2.1 when doing Called arity analysis

#15164 · opened May 18, 2018 by Philippe 8.6.1 10 Phighest Tbug Trac import compiler perf
- CLOSED
- 23
updated Feb 04, 2021

Prev
1
2
3
4
5
…
36
Next