Issues · Glasgow Haskell Compiler / GHC · GitLab

Hyperbolic area sine is unstable for (even moderately) big negative arguments.

#14927 · opened Mar 15, 2018 by leftaroundabout Pnormal Trac import bug core libraries incorrect runtime result 5
- 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 Plow Trac import Typeable Unicode bug core libraries incorrect runtime result 3
- 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 Phigh Trac import bug deriving incorrect runtime result 7
- CLOSED
- 6
updated Jul 07, 2019
-O -g breaks string literals

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

#14781 · opened Feb 09, 2018 by rtfeldman Pnormal RTS Trac import bug core libraries incorrect runtime result 5
- CLOSED
- 2
- 5
updated Sep 18, 2020
-O1 changes result at runtime, duplicating __DEFAULT case

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

#14754 · opened Feb 03, 2018 by Bodigrim 8.4.1 Phighest Trac import bug incorrect runtime result 10
- 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 Phigh Trac import bug deriving incorrect runtime result 7
- CLOSED
- 2
updated Jul 07, 2019
More incorrect Template Haskell parenthesization

#14681 · opened Jan 17, 2018 by Ryan Scott Pnormal TemplateHaskell Trac import bug incorrect runtime result 5
- 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 GHC API Phigh Trac import bug incorrect runtime result 7
- 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 Phighest Trac import bug code generation incorrect runtime result 10
- CLOSED
- 46
updated Jul 07, 2019
NoFib : fasta benchmark produces unexpected output on slow/fast modes.

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

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

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

#14521 · opened Nov 24, 2017 by OlivierSohn 8.2.3 Phigh Trac import bug incorrect runtime result 7
- CLOSED
- 23
updated Jul 07, 2019
+RTS -hT does not report about SmallArray objects

#14513 · opened Nov 23, 2017 by takano-akio 8.4.1 Pnormal RTS Trac import bug incorrect runtime result profiling 5
- CLOSED
- 3
updated Jul 07, 2019
PPC64: Wrong output in print022

#14455 · opened Nov 12, 2017 by Peter Trommler GHCi Pnormal Trac import broken test bug incorrect runtime result 5
- CLOSED
- 2
- 1
updated Jul 10, 2020
GHC 8.2.1 picks wrong instances with -O in a presence of an OVERLAPPABLE instance

#14434 · opened Nov 07, 2017 by dredozubov 8.4.1 Phigh Trac import bug incorrect runtime result 7
- CLOSED
- 7
updated Jul 07, 2019
approxRational is wrong when (rat - eps) overflows in negative direction

#14425 · opened Nov 06, 2017 by danielk 8.4.1 Pnormal Trac import bug core libraries incorrect runtime result 5
- CLOSED
- 4
updated Jul 07, 2019
some results not expected with the addition

#14377 · opened Oct 21, 2017 by vanto Pnormal Trac import bug incorrect runtime result 5
- CLOSED
- 18
updated Jul 07, 2019

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