Issues · Glasgow Haskell Compiler / GHC · GitLab

HEAD panics with toIfaceCoercionX when dumping core.

#19768 · opened Apr 29, 2021 by Andreas Klebinger 9.4.1 Phighest ghc build failure
- CLOSED
- 1
- 5
updated May 04, 2021
GHC 9.2.1-alpha1–only panic (tyConAppTyCon)

#19730 · opened Apr 22, 2021 by Ryan Scott 9.2.1 Phighest Tbug compiler crash program incorrectly rejected
- CLOSED
- 1
updated Apr 22, 2021
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
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
9.2.1-alpha1 can't boostrap? Data.Binary.FloatCast: Can't be safely imported

#19631 · opened Apr 02, 2021 by jwaldmann 9.2.1 Phighest Safe Haskell Tbug
- CLOSED
- 3
- 7
updated May 06, 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
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
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
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-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
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
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
hgmp-0.1.2 panics on HEAD (lookupGlobal) due to mismatched GHC/Num/BigNat.hi

#19264 · opened Jan 26, 2021 by Ryan Scott 9.2.1 Phighest Tbug compiler crash ghc-bignum
- CLOSED
- 9
updated Feb 01, 2021
Natural shiftL 0 65 not equal to 0

#19170 · opened Jan 05, 2021 by Christiaan Baaij 9.0.1 Phighest Tbug ghc-bignum incorrect runtime result
- CLOSED
- 5
- 1
updated Jan 29, 2021
GHC-8.10.3 segfaults with FFI code.

#19149 · opened Jan 01, 2021 by Oleg Grenrus FFI Phighest Tbug
- CLOSED
- 5
- 4
updated Jan 25, 2021
Regression: HEAD requires FlexibleContexts because of inferred, redundant constraint

#19044 · opened Dec 09, 2020 by Ryan Scott 9.2.1 OverlappingInstances Phighest Tbug program incorrectly accepted typechecker
- CLOSED
- 3
- 4
updated Dec 19, 2020
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
Nonmoving GC regression due to TSAN

#18997 · opened Nov 25, 2020 by Ben Gamari Phighest Tbug non-moving GC
- CLOSED
- 4
- 1
- 0
updated Dec 07, 2020
m32 fails to unprotect pages added to the free page list

#18981 · opened Nov 23, 2020 by Ben Gamari Phighest RTS Tbug linking
- CLOSED
- 1
updated Nov 23, 2020

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