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Glasgow Haskell Compiler
GHC
Issues
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103
Closed
89
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192
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Title
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Blocking
Case of known constructor can weaken indicated demands on a functions arguments.
#21565
· created
May 12, 2022
by
Andreas Klebinger
P
low
T
feature request
demand analysis
simplifier
6
updated
May 13, 2022
Panic from refineFromInScope when using Typeable with TH
#21547
· created
May 10, 2022
by
Tom Smeding
9.2.3
P
high
T
bug
compiler crash
simplifier
1
15
updated
May 20, 2022
Should OtherCon[] be considered harmful?
#21496
· created
May 04, 2022
by
Andreas Klebinger
P
normal
T
task
simplifier
12
updated
May 10, 2022
The behaviour of `collectTyAndValBinders` is missleading.
#21449
· created
Apr 28, 2022
by
Andreas Klebinger
P
low
T
task
simplifier
2
updated
Apr 29, 2022
Confusing comments around SimplEnv
#21374
· created
Apr 11, 2022
by
Matthew Pickering
T
task
simplifier
8
updated
Apr 12, 2022
Tidy doesn't remove shadowing from typeclass method accessors
#21363
· created
Apr 08, 2022
by
Gergő Érdi
P
normal
T
task
documentation
simplifier
5
updated
Apr 11, 2022
Panic from refineFromInScope when simplifying Lam body
#21321
· created
Mar 31, 2022
by
Ziyang Liu
GHC API
P
normal
simplifier
1
2
updated
Apr 05, 2022
Constant-folding may disrespect negative zero
#21227
· created
Mar 13, 2022
by
Matthew Craven
T
bug
numerics
simplifier
4
updated
Mar 15, 2022
boxingDataCon_maybe lacks boxing constructors for many primitive types
#21165
· created
Mar 04, 2022
by
Matthew Pickering
9.6.1
P
normal
T
feature request
simplifier
5
updated
Mar 09, 2022
Inadequate FloatIn pass may leave redundant allocations in the hot path
#21128
· created
Feb 24, 2022
by
Sebastian Graf
P
normal
T
bug
demand analysis
float-in
runtime perf
simplifier
1
updated
Mar 16, 2022
Failure of arity trimming leads to simplifer loop
#20953
· created
Jan 16, 2022
by
Simon Peyton Jones
P
normal
T
bug
compiler perf
representation polymorphism
simplifier
4
updated
Jan 17, 2022
Simplifier loop through cast worker/wrapper
#20952
· created
Jan 16, 2022
by
Simon Peyton Jones
P
normal
T
bug
simplifier
worker/wrapper transformation
1
updated
Jan 17, 2022
Worker/wrapper transformation doesn't unpack all applicable dictionaries
#20917
· created
Jan 08, 2022
by
Andrzej Rybczak
P
normal
T
bug
runtime perf
simplifier
worker/wrapper transformation
12
updated
Jan 21, 2022
All classes as data types, even single-methods ones?
#20897
· created
Jan 02, 2022
by
Joachim Breitner
P
low
T
task
desugaring
simplifier
1
28
updated
May 21, 2022
Stack overflow / OOM with UndecidableSuperClasses in 9.2
#20836
· created
Dec 17, 2021
by
Brandon Chinn
9.2.2
P
high
T
bug
incorrect runtime result
runtime crash
simplifier
1
11
updated
May 20, 2022
Pretty-printing: Print join-rhs (and let-no-escape-rhs) after the body?
#20809
· created
Dec 10, 2021
by
Sebastian Graf
P
normal
T
task
pretty printing
simplifier
1
updated
Dec 14, 2021
Likely bug in coercion optimization
#20798
· created
Dec 08, 2021
by
Richard Eisenberg
Coercions
P
high
T
bug
core lint
simplifier
3
updated
Apr 07, 2022
Duplicate join points redux
#20739
· created
Nov 25, 2021
by
vdukhovni
P
low
T
bug
join points
simplifier
20
updated
Dec 08, 2021
Unexpected code duplication of join point continuations...
#20717
· created
Nov 21, 2021
by
vdukhovni
P
normal
runtime perf
simplifier
7
updated
Nov 25, 2021
Use weak sybols to share orphan specializations of functions.
#20710
· created
Nov 18, 2021
by
Andreas Klebinger
P
low
T
question
simplifier
specialisation
2
updated
Dec 06, 2021
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