Issues · Glasgow Haskell Compiler / GHC · GitLab

`Language.Haskell.TH.Syntax.reify` returns * rather than Constraint

#15198 · opened May 30, 2018 by benzrf 8.4.4 5 ConstraintKinds Pnormal TemplateHaskell Trac import bug incorrect runtime result
- CLOSED
- 2
updated Jul 07, 2019
T8089 failing with ghci, threaded1, threaded2, profthreaded

#15158 · opened May 16, 2018 by Alp Mestanogullari 8.6.1 5 Pnormal Trac import bug core libraries incorrect runtime result
- CLOSED
- 7
updated Jul 07, 2019
Small number of test case failures on Ubuntu Bionic (GCC 7.3)

#15068 · opened Apr 20, 2018 by jrp2014 8.4.3 10 Phighest Trac import bug code generation incorrect runtime result
- CLOSED
- 37
updated Jul 07, 2019
GHC.Err.errorWithoutStackTrace produces stack trace when profiling enabled

#14970 · opened Mar 24, 2018 by rotaerk 8.6.1 5 Pnormal Trac import bug core libraries incorrect runtime result
- CLOSED
- 6
updated Jul 07, 2019
Optimizer Casting Caf with nominal type

#14967 · opened Mar 24, 2018 by etn 5 Pnormal Trac import bug incorrect runtime result
- CLOSED
- 2
updated Jul 07, 2019
GHC 8.4.1 bug: -O + separate compilation + three list fields + concatenation; core-lint fails

#14965 · opened Mar 23, 2018 by blynn 8.4.2 5 Pnormal Trac import bug debug information incorrect runtime result
- CLOSED
- 9
updated Jul 07, 2019
Hyperbolic area sine is unstable for (even moderately) big negative arguments.

#14927 · opened Mar 15, 2018 by leftaroundabout 5 Pnormal Trac import bug core libraries incorrect runtime result
- CLOSED
- 7
updated Jul 07, 2019
Non-ASCII type names get garbled when their `TypeRep` is shown

#14925 · opened Mar 15, 2018 by leftaroundabout 8.4.2 3 Plow Trac import Typeable Unicode bug core libraries incorrect runtime result
- CLOSED
- 3
updated Jul 07, 2019
GHC 8.4.1 regression: derived Read instances with field names containing # no longer parse

#14918 · opened Mar 14, 2018 by Ryan Scott 8.4.2 7 Phigh Trac import bug deriving incorrect runtime result
- CLOSED
- 6
updated Jul 07, 2019
-O -g breaks string literals

#14868 · opened Feb 28, 2018 by takano-akio 8.4.2 5 Pnormal Trac import bug incorrect runtime result
- CLOSED
- 4
updated Jul 07, 2019
getNumCapabilities produces incorrect CPU counts

#14781 · opened Feb 09, 2018 by rtfeldman 5 Pnormal RTS Trac import bug core libraries incorrect runtime result
- CLOSED
- 3
- 5
updated Sep 28, 2020
-O1 changes result at runtime, duplicating __DEFAULT case

#14768 · opened Feb 06, 2018 by Bodigrim 8.4.1 10 Phighest Trac import bug incorrect runtime result
- CLOSED
- 9
updated Jul 07, 2019
-O1 changes result at runtime

#14754 · opened Feb 03, 2018 by Bodigrim 8.4.1 10 Phighest Trac import bug incorrect runtime result
- CLOSED
- 10
updated Jul 07, 2019
Deriving Show with -XEmptyDataDeriving cases on the wrong argument

#14692 · opened Jan 20, 2018 by Ryan Scott 8.4.1 7 Phigh Trac import bug deriving incorrect runtime result
- CLOSED
- 2
updated Jul 07, 2019
More incorrect Template Haskell parenthesization

#14681 · opened Jan 17, 2018 by Ryan Scott 5 Pnormal TemplateHaskell Trac import bug incorrect runtime result
- CLOSED
- 2
updated Jul 07, 2019
GHC 8.4.1 regression: rank-n types no longer parenthesized when pretty-printed

#14646 · opened Jan 08, 2018 by Ryan Scott 8.4.1 7 GHC API Phigh Trac import bug incorrect runtime result
- CLOSED
- 9
updated Jul 07, 2019
Output value of program changes upon compiling with -O optimizations

#14619 · opened Dec 26, 2017 by sheaf 8.4.1 10 Phighest Trac import bug code generation incorrect runtime result
- CLOSED
- 46
updated Jul 07, 2019
NoFib : fasta benchmark produces unexpected output on slow/fast modes.

#14557 · opened Dec 05, 2017 by Andreas Klebinger 5 Pnormal Trac import bug documentation incorrect runtime result nofib
- CLOSED
- 2
updated Jul 07, 2019
RecordWildCards doesn't work properly in repl

#14549 · opened Dec 01, 2017 by akegalj 0 GHCi Plow RecordWildCards Trac import bug incorrect runtime result records
- CLOSED
- 2
updated Jul 07, 2019
-prof causes -N to default to 1

#14545 · opened Nov 29, 2017 by gelisam 8.4.1 5 Pnormal Trac import bug incorrect runtime result
- CLOSED
- 3
updated Jul 07, 2019

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