Issues · Glasgow Haskell Compiler / GHC · GitLab

ghc: panic! (the 'impossible' happened) - GHC.StgToCmm.Env: variable not found - Arrows GADTs ExistentialQuantification

#18950 · opened Nov 14, 2020 by JustMoi Arrows Pnormal bug compiler crash
- 1
- 7
updated Nov 24, 2020
Compiler panic with "proc" and GADTs in GHC 8.6.5

#17423 · opened Oct 31, 2019 by paul@cogito.org.uk Arrows GADTs Plow bug compiler crash error messages
- 1
- 2
updated Nov 19, 2020
Nested arrow do notation doesn't cause errors in GHCi

#17197 · opened Sep 16, 2019 by Ashesh Ambasta Arrows GHCi Pnormal bug program incorrectly accepted
- 0
updated Jan 23, 2020
ghc: panic! (the 'impossible' happened)

#15175 · opened May 22, 2018 by MADjestic Arrows Pnormal Trac import bug compiler crash 5
- 6
updated Nov 14, 2020
Lint error in arrows program

#13547 · opened Apr 08, 2017 by cipher1024 Arrows Pnormal Trac import bug compiler crash 5
- 35
updated Nov 14, 2020
Tiny bug in lexer around lexing banana brackets

#10582 · opened Jun 27, 2015 by Richard Eisenberg 8.4.1 Arrows Plow Trac import broken test bug 3
- 5
updated Jul 07, 2019
GHC panic with ViewPatterns and GADTs in a proc pattern

#9985 · opened Jan 14, 2015 by Rafbill Arrows GADTs Pnormal Trac import bug compiler crash typechecker 5
- 2
updated Oct 31, 2019
RebindableSyntax and Arrow

#7828 · opened Apr 10, 2013 by AlessandroVermeulen 8.0.1 Arrows Pnormal Trac import bug typechecker 5
- 60
updated Sep 22, 2020
core lint error with arrow notation and GADTs

#5777 · opened Jan 15, 2012 by benmos 8.0.1 Arrows GADTs Pnormal Trac import bug compiler crash 5
- 14
updated Nov 14, 2020
Missing type checks for arrow command combinators

#5267 · opened Jun 22, 2011 by peteg 8.0.1 Arrows Plow Trac import broken test bug typechecker 3
- 22
updated Jul 07, 2019
arrow notation: incorrect scope of existential dictionaries

#344 · opened Apr 07, 2005 by nobody 8.0.1 Arrows Plow Trac import bug typechecker 0
- 23
updated Aug 13, 2020