Issues · Glasgow Haskell Compiler / GHC

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Convert Regex library to use FFI

#616 · opened May 05, 2001 by Simon Marlow 5 Pnormal Trac import core libraries task
- 0
updated Jul 07, 2019
Dependency caching in ghc --make

#618 · opened May 05, 2001 by Simon Marlow 5 Pnormal Trac import task
- 8
updated Jul 07, 2019
FFI support in the interpreter

#622 · opened May 05, 2001 by Simon Marlow 5 Pnormal Trac import task
- 1
- 0
updated Jul 07, 2019
Program location for thread error messages

#624 · opened Jun 03, 2001 by Manuel M T Chakravarty 8.0.1 5 Pnormal Trac import task
- 9
updated Jul 07, 2019
GHCi :m doesn't restore default decl

#552 · opened Jun 08, 2001 by Simon Peyton Jones 0 Plow Trac import broken test bug driver
- 4
updated Jul 07, 2019
missed CSE opportunity

#149 · opened Jun 12, 2003 by nobody 5 CSE Pnormal Trac import broken test bug
- 24
updated Jul 07, 2019
Warning Suppression

#602 · opened Jul 01, 2004 by Simon Marlow 8.0.1 0 Plow Trac import error messages task
- 2
- 1
- 27
updated Jun 16, 2020
Optimisation: strict enumerations

#605 · opened Oct 06, 2004 by Simon Marlow 5 Pnormal Trac import task
- 27
updated May 14, 2020
Useful optimisation for set-cost-centre

#609 · opened Feb 02, 2005 by Simon Peyton Jones 8.0.1 5 Pnormal Trac import profiling task
- 12
updated Jul 07, 2019
Implicit Parameters and monomorphism

#307 · opened Feb 16, 2005 by nobody 3 Plow Trac import feature request
- 4
updated Jul 07, 2019
arrow notation: incorrect scope of existential dictionaries

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

#345 · opened Apr 08, 2005 by bring 3 GADTs Plow Trac import broken test bug typechecker
- 16
updated Jul 07, 2019
Infinite loops can hang Concurrent Haskell

#367 · opened Apr 26, 2005 by Simon Peyton Jones 0 Plow Trac import bug
- 40
updated Jul 07, 2019
functions without implementations

#393 · opened May 26, 2005 by c_maeder 5 Pnormal Trac import feature request newcomer typechecker
- 1
- 39
updated Jul 07, 2019
throwTo to a thread inside 'block'

#418 · opened Jul 10, 2005 by remit 0 Plow RTS Trac import bug
- 11
updated Jul 07, 2019
Supertyping of classes

#472 · opened Oct 20, 2005 by nobody 5 Pnormal Trac import feature request typechecker
- 4
updated Jul 07, 2019
Various poor type error messages

#589 · opened Dec 07, 2005 by Peter A Jonsson [pj@ludd.ltu.se] 3 Plow Trac import bug error messages typechecker
- 9
updated Jul 07, 2019
Implement a more efficient TArray

#634 · opened Dec 15, 2005 by anonymous 5 Pnormal RTS Trac import task
- 1
- 4
updated Jul 07, 2019
Better CSE optimisation

#701 · opened Feb 20, 2006 by Simon Marlow 5 CSE Pnormal Trac import task
- 11
updated Aug 12, 2020
switch to compacting collection when swapping occurs

#728 · opened Mar 16, 2006 by Simon Marlow 5 Pnormal RTS Trac import feature request task
- 11
updated Jul 07, 2019
Set -M, -H, -c and other memory-related values based on available virtual/physical memory

#750 · opened Apr 19, 2006 by Simon Marlow 5 Pnormal RTS Trac import feature request task
- 8
updated Jul 07, 2019
GHCi on x86_64, cannot link to static data in shared libs

#781 · opened May 31, 2006 by guest 8.0.1 5 Pnormal Trac import bug
- 32
updated Jul 07, 2019
Weird fundep behavior (with -fallow-undecidable-instances)

#816 · opened Jul 06, 2006 by nibro 5 FunctionalDependencies Pnormal Trac import bug typechecker
- 1
- 13
updated Nov 24, 2020
Offer control over branch prediction

#849 · opened Aug 08, 2006 by Simon Peyton Jones 8.0.1 5 Pnormal Trac import feature request
- 1
- 23
updated Jul 07, 2019
Improvements to SpecConstr

#855 · opened Aug 09, 2006 by Simon Peyton Jones 5 Pnormal Trac import task
- 21
updated Jul 07, 2019
CPP fails when a macro is used on a line containing a single quote character

#860 · opened Aug 10, 2006 by ketil@ii.uib.no 0 Plow Trac import cpp feature request
- 8
updated May 11, 2020
Improve space profiling for references

#881 · opened Aug 31, 2006 by Simon Peyton Jones 5 Pnormal Trac import feature request profiling
- 10
updated Jan 22, 2021
Explore when to apply static argument transformation

#888 · opened Sep 04, 2006 by Simon Peyton Jones 8.0.1 5 Pnormal Trac import static argument transformation task
- 25
updated Nov 17, 2020
instance Ord (StableName a)

#913 · opened Sep 28, 2006 by ekarttun 6.10 branch 5 Pnormal Trac import core libraries feature request
- 13
updated Aug 21, 2019
-O introduces space leak

#917 · opened Sep 28, 2006 by claus.reinke@talk21.com 0 Plow Trac import bug float-out
- 18
updated Nov 17, 2020
infinite loop in ShutdownIOManager()

#926 · opened Oct 07, 2006 by guest 0 Plow RTS Trac import Windows bug
- 3
updated Jul 07, 2019
Improve inlining

#932 · opened Oct 11, 2006 by Simon Peyton Jones 5 Pnormal Trac import task
- 1
- 9
updated Jul 07, 2019
ghc -O space leak: CSE between different CAFs

#947 · opened Oct 17, 2006 by Bertram Felgenhauer 5 CSE Pnormal Trac import bug
- 11
updated Jul 07, 2019
Build GHC on Windows using Microsoft toolchain

#989 · opened Nov 06, 2006 by Simon Marlow 3 I/O manager Plow Trac import Windows feature request task
- 18
updated May 27, 2020
ghc panic with mutually recursive modules and template haskell

#1012 · opened Nov 19, 2006 by guest 8.0.1 0 Plow Trac import broken test bug hs-boot
- 32
updated Oct 24, 2019
Avoidance of unaligned loads is overly conservative

#1016 · opened Nov 20, 2006 by Ian Lynagh <igloo@earth.li> 8.0.1 0 Plow Trac import task
- 9
updated Jul 07, 2019
Implicit parameters on breakpoints

#1057 · opened Dec 18, 2006 by mnislaih 5 GHCi Pnormal Trac import bug
- 4
updated Jul 07, 2019
Quadratic behaviour in the compacting GC

#1147 · opened Feb 14, 2007 by Simon Marlow ⊥ 5 Pnormal RTS Trac import bug
- 9
updated Jul 07, 2019
Problem with GADTs and explicit type signatures

#1158 · opened Feb 20, 2007 by guest 0 GADTs Plow Trac import bug typechecker
- 5
updated Jul 07, 2019
Optimisation sometimes decreases sharing in IO code

#1168 · opened Feb 23, 2007 by Simon Marlow 5 Pnormal Trac import bug
- 30
updated Jul 07, 2019
GHC doesn't respect the imprecise exceptions semantics

#1171 · opened Feb 24, 2007 by neil 3 Plow Trac import bug
- 18
updated Jul 07, 2019
GHC-only IOErrorType constructors, and is*Error(Type) functions

#1192 · opened Mar 04, 2007 by Ian Lynagh <igloo@earth.li> ⊥ 3 Plow Trac import feature request
- 4
updated Jul 07, 2019
Missed opportunity for let-no-esape

#1216 · opened Mar 12, 2007 by claus.reinke@talk21.com 8.0.1 5 Pnormal Trac import bug
- 17
updated Jul 07, 2019
deprecation warnings are reported too often

#1231 · opened Mar 16, 2007 by malcolm wallace 3 Plow Trac import bug feature request
- 6
updated Jul 07, 2019
Bytecode generator can't handle unboxed tuples

#1257 · opened Mar 31, 2007 by Ian Lynagh <igloo@earth.li> 7.4.1 7 GHCi Phigh Trac import bug
- 2
- 13
updated Dec 08, 2020
would like to print partial application values when at a breakpoint

#1273 · opened Apr 12, 2007 by guest 5 GHCi Pnormal Trac import debugger feature request
- 4
updated Jul 07, 2019
ghc runs preprocessor too much

#1290 · opened Apr 26, 2007 by guest 8.0.1 5 Pnormal Trac import bug cpp driver
- 14
updated Jul 07, 2019
Type signature in warning is wrong

#1308 · opened Apr 27, 2007 by guest 5 Pnormal Trac import bug
- 7
updated Jul 07, 2019
Generalise the ! and UNPACK mechanism for data types, to unpack function arguments

#1349 · opened May 11, 2007 by Simon Peyton Jones 8.0.1 5 Pnormal Trac import task
- 36
updated Jul 07, 2019
-fbyte-code is ignored in a OPTIONS_GHC pragma

#1365 · opened May 19, 2007 by mnislaih 0 GHCi Plow Trac import bug feature request
- 17
updated Nov 20, 2020
Add -O3

#1371 · opened May 22, 2007 by Simon Marlow 5 Pnormal Trac import task
- 8
updated Jul 07, 2019
GHCi debugger tasks

#1377 · opened May 25, 2007 by Simon Marlow 0 GHCi Plow Trac import debugger task
- 23
updated Jun 27, 2020
Allow breakpoints and single-stepping for functions defined interactively

#1379 · opened May 25, 2007 by Michael D. Adams 0 GHCi Plow Trac import bug debugger feature request
- 10
updated Aug 30, 2020
better support for developing threaded applications in ghci

#1399 · opened May 31, 2007 by guest 5 GHCi Pnormal Trac import feature request
- 6
updated Jul 07, 2019
:set +r doesn't work for interpreted modules

#1400 · opened May 31, 2007 by iampure@gmail.com 5 GHCi Pnormal Trac import bug
- 8
updated Jul 26, 2019
Allow recursively dependent modules transparently (without .hs-boot or anything)

#1409 · opened Jun 04, 2007 by Isaac Dupree 5 Pnormal Trac import backpack feature request
- 1
- 86
updated May 25, 2020
Automatic heap profile intervals

#1420 · opened Jun 08, 2007 by guest 8.0.1 0 Plow Trac import feature request profiling
- 11
updated Dec 07, 2020
Template Haskell: add proper support for qualified names in non-splicing applications

#1444 · opened Jun 21, 2007 by SamB 5 Pnormal TemplateHaskell Trac import feature request
- 17
updated Jul 07, 2019
Provide way to show the origin of a constraint

#1451 · opened Jun 22, 2007 by iampure@gmail.com 5 Pnormal Trac import feature request typechecker
- 5
updated Jul 07, 2019
Stack check for AP_STACK

#1466 · opened Jun 28, 2007 by Simon Marlow 8.0.1 5 Pnormal RTS Trac import bug
- 12
updated Jul 07, 2019
Adding imports and exports with Template Haskell

#1475 · opened Jul 01, 2007 by Ian Lynagh <igloo@earth.li> 5 Pnormal TemplateHaskell Trac import feature request
- 22
updated Dec 05, 2020
unix package: test needed for getLoginName

#1487 · opened Jul 03, 2007 by Simon Marlow 0 Plow Trac import bug core libraries external-unix
- 25
updated Jul 07, 2019
Optimisation: eliminate unnecessary heap check in recursive function

#1498 · opened Jul 06, 2007 by Simon Marlow 8.0.1 3 Plow Trac import task
- 30
updated May 02, 2020
-fobject-code doesn't apply to expressions typed at the prompt

#1526 · opened Jul 12, 2007 by Stefan O'Rear <stefanor@cox.net> 5 Pnormal Trac import bug
- 5
updated Jul 07, 2019
debugging :steps inside TH spliced code need to be bypassed

#1530 · opened Jul 13, 2007 by mnislaih 5 GHCi Pnormal Trac import broken test bug
- 4
updated Jul 07, 2019
Implicit parameters are not available in breakpoints

#1532 · opened Jul 13, 2007 by mnislaih 5 GHCi Pnormal Trac import broken test feature request
- 5
updated Jul 07, 2019
[Debugger] Watch on accesses of "variables"

#1534 · opened Jul 13, 2007 by iampure@gmail.com 8.0.1 0 GHCi Plow Trac import feature request
- 9
updated Jul 07, 2019
Derived Read instances for recursive datatypes with infix constructors are too inefficient

#1544 · opened Jul 18, 2007 by Daniel Gorín 8.0.1 5 Pnormal Trac import bug compiler perf deriving
- 29
updated Jul 07, 2019
Make it easy to find documentation for GHC and installed packages

#1572 · opened Aug 01, 2007 by Simon Peyton Jones 8.0.1 0 Plow Trac import task
- 14
updated Jul 07, 2019
Broken link testing

#1574 · opened Aug 01, 2007 by iampure@gmail.com 8.0.1 0 Plow Trac import bug documentation feature request newcomer
- 16
updated Jul 07, 2019
Optimisation: Nested CPR

#1600 · opened Aug 08, 2007 by Simon Marlow 8.0.1 0 CPR analysis Plow Trac import broken test task
- 1
- 78
updated Feb 18, 2021
GHC_PACKAGE_PATH and $topdir bug

#1612 · opened Aug 12, 2007 by eivuokko ⊥ 0 Plow Trac import bug
- 11
updated Jul 07, 2019
Type checker does not use functional dependency to avoid ambiguity

#1614 · opened Aug 14, 2007 by guest 5 Pnormal Trac import bug typechecker
- 11
updated Jul 07, 2019
warning(s) for using stolen syntax that's not currently enabled

#1628 · opened Aug 22, 2007 by Isaac Dupree 3 Plow Trac import feature request
- 10
updated Jul 07, 2019
Make the External Package Table contain ModDetails not ModIface

#1631 · opened Aug 23, 2007 by Simon Peyton Jones 8.0.1 0 Plow Trac import task
- 11
updated Jul 07, 2019
A faster (^)-function.

#1687 · opened Sep 12, 2007 by moonlite@dtek.chalmers.se 5 Pnormal Trac import bug
- 16
updated Jul 07, 2019
Make distclean (still) doesn't

#1693 · opened Sep 14, 2007 by Simon Peyton Jones 8.0.1 0 Plow Trac import bug
- 26
updated Jul 07, 2019
Precedence and associativity rules ignored when mixing infix type and data constructors in a single expression

#1727 · opened Sep 22, 2007 by pat@jantar.org 8.0.1 0 Plow Trac import bug parser
- 10
updated Jul 07, 2019
More flexible type signatures for data constructors

#1768 · opened Oct 10, 2007 by Simon Peyton Jones ⊥ 3 Plow Trac import feature request
- 4
updated Jul 07, 2019
Template Haskell support for running functions defined in the same module

#1800 · opened Oct 24, 2007 by Simon Peyton Jones 5 Pnormal TemplateHaskell Trac import feature request
- 14
updated Jun 01, 2020
unable to list source for <exception thrown> should never occur

#1826 · opened Nov 04, 2007 by guest 5 GHCi Pnormal Trac import feature request
- 11
updated Jul 07, 2019
reify never provides the declaration of variables

#1831 · opened Nov 04, 2007 by guest 5 Pnormal TemplateHaskell Trac import bug newcomer
- 1
- 20
updated Nov 09, 2019
"make install-strip" should work

#1851 · opened Nov 08, 2007 by Ian Lynagh <igloo@earth.li> 8.2.1 5 Pnormal Trac import bug
- 21
updated Jul 07, 2019
hpc mix files for Main modules overwrite each other

#1853 · opened Nov 08, 2007 by guest 8.0.1 0 HPC Plow Trac import bug
- 18
updated Jul 07, 2019
Improve CPR analysis

#1885 · opened Nov 13, 2007 by Simon Peyton Jones 8.0.1 0 CPR analysis Plow Trac import task
- 16
updated Apr 16, 2020
Add a total order on type constructors

#1894 · opened Nov 14, 2007 by guest 8.0.1 0 Plow Trac import feature request typechecker
- 16
updated Jul 07, 2019
Confusing type error message

#1928 · opened Nov 25, 2007 by josef 3 Plow Trac import bug error messages typechecker
- 5
updated Jul 07, 2019
Allow unconstrained existential contexts in newtypes

#1965 · opened Dec 08, 2007 by guest 8.0.1 5 Pnormal Trac import feature request
- 1
- 43
updated Dec 08, 2020
STM slightly conservative on write-only transactions

#2028 · opened Jan 09, 2008 by JulesBean 8.0.1 0 Plow Trac import bug
- 12
updated Jul 07, 2019
Allow splicing in concrete syntax

#2041 · opened Jan 13, 2008 by Ian Lynagh <igloo@earth.li> 5 Pnormal TemplateHaskell Trac import bug
- 9
updated Jul 07, 2019
inconsistent .hi file error gets ignored

#2057 · opened Jan 19, 2008 by duncan 5 Pnormal Trac import bug
- 4
updated Jul 07, 2019
Allow some form of type-level lemma

#2101 · opened Feb 15, 2008 by guest 5 Pnormal Trac import feature request
- 4
updated Jul 07, 2019
explicitly importing deprecated symbols should elicit the deprecation warning

#2119 · opened Feb 23, 2008 by duncan 8.0.1 0 Plow Trac import error messages feature request
- 12
updated Jan 04, 2020
implement waitForProcess using signals

#2123 · opened Feb 26, 2008 by Simon Marlow 8.0.1 0 Plow Trac import core libraries external-process task
- 12
updated Jul 07, 2019
Optimise nested comparisons

#2132 · opened Feb 28, 2008 by Simon Peyton Jones 5 Pnormal Trac import bug
- 30
updated Jul 07, 2019
Warn if functions are exported whose types cannot be written

#2135 · opened Mar 04, 2008 by dons 8.0.1 0 Plow Trac import error messages feature request
- 11
updated Jul 07, 2019
cpuTimePrecision is wrong

#2140 · opened Mar 06, 2008 by guest 8.0.1 0 Plow Trac import bug core libraries
- 12
updated Jul 07, 2019
unhelpful error message for a misplaced DEPRECATED pragma

#2147 · opened Mar 11, 2008 by guest 8.0.1 0 Plow Trac import bug
- 12
updated Jul 07, 2019
Any installed signal handler stops deadlock detection, but XCPU never happens in a deadlock

#2180 · opened Mar 27, 2008 by Baughn 5 Pnormal RTS Trac import feature request
- 6
updated Jul 07, 2019
big static random access arrays

#2200 · opened Apr 06, 2008 by jsnx 5 Pnormal Trac import core libraries feature request
- 1
- 5
updated May 23, 2020