Timeline
10/03/12:
- 06:48 WikiStart edited by
- update versions (diff)
- 06:32 Commentary/Compiler/Demand edited by
- (diff)
- 06:05 Ticket #7294 (-fdefer-type-errors doesn't produce a warning) created by
- With the attached code I get the expected error […] However, if I …
- 06:04 Ticket #7293 (Wrong location reported for inaccessible code with GADTs) created by
- Consider this code: […] The pattern match on the last line is invalid …
- 01:03 Ticket #7222 (The text "Possible fix: add an instance declaration for ..." is redundant ...) closed by
- fixed: I've done this now. Thanks for the suggestion. Simple is good. Simon
- 00:52 Ticket #7287 (Primops in RULES generate warnings) closed by
- fixed: Good point, fixed.
10/02/12:
- 20:53 Ticket #7292 (Optimization works for Word but not Word32 or Word64) created by
- GHC 7.6.1 fails to properly optimize some code when explicitly specifying …
- 16:02 Ticket #7291 (hp2ps should cope with incomplete data) created by
- So that it can be run while the program is generating the profiling data. …
- 12:45 Ticket #7290 (Minor documentation fix for directory) created by
- 09:36 Ticket #7288 (type inference fails with where clause (RankNTypes, TypeFamilies)) closed by
- invalid: Well, I'm afraid this is by design. With TypeFamilies, local let or …
- 08:37 Ticket #5030 (Slow type checking of type-level computation heavy code.) closed by
- fixed: I think it's as good as it's going to get for now, and it's a bit of a …
- 08:34 Ticket #5591 (Type constructor variables not injective) closed by
- fixed: Fixed at last; see #7205. I added both examples as regression tests. …
- 08:29 Ticket #7205 (Re-introduce left/right coercion decomposition) closed by
- fixed: Done at last. Simon
- 08:17 Ticket #7248 (NewCodeGen does not create enough SRT labels when using SplitObjs) closed by
- fixed: Great! thanks.
- 04:35 Ticket #7289 (Mingw FPU init not Windows compatible.) created by
- Mingw initializes the FPU top 80 bit precision instead of MSVC's 53 bits …
- 01:38 Ticket #7288 (type inference fails with where clause (RankNTypes, TypeFamilies)) created by
- when using RankNTypes and TypeFamilies with polymorphic functions, …
10/01/12:
- 15:00 Ticket #7287 (Primops in RULES generate warnings) created by
- […] produces the following warning: […]
- 14:56 Ticket #7286 (GHC doesn't optimise away primitive identity conversions) created by
- Here is a small example: […] GHC produces the following code: […] …
- 04:29 Ticket #7285 (mkWeakMVar is non-compositional) created by
- In base 4.6 addMVarFinalizer is deprecated in favour of mkWeakMVar of …
09/30/12:
- 16:17 Ticket #7284 (plusAddr# x 0 isn't optimised away) created by
- As the title says, there doesn't seem to be an optimisation rule for this. …
- 16:13 Ticket #7283 (Specialise INLINE functions) created by
- Quick summary: At the moment, INLINE means inline a function if it is …
- 10:36 Ticket #7282 (polykinds error: Found `k' but expected `k') created by
- […] fails with: […] If I change the kind of xs from [k] to [*], …
09/29/12:
- 11:18 Ticket #7281 (GHC 7.4.2 build fails on Fedora17) created by
- On Fedora 17 the build fails when attempting to run "configure". The …
- 07:21 Ticket #7274 (hp2ps sometimes creates invalid postscript files) closed by
- duplicate: This is a duplicate of #5800. I didn't think it was at first, but then …
09/28/12:
- 16:00 Ticket #7280 (zonkQuantifiedTyVar panic) created by
- Small program (extracted from the dev version of vector): […] When I …
- 15:34 Ticket #7279 (warning for unused type variables in instance contexts; ...) created by
- I just spend 90 minutes tracking down what ended up being a typo …
- 13:16 Ticket #7278 (nonsensical kind variable ascription causes panic) created by
- […] gives […]
- 07:27 Ticket #7277 (Recompilation check fails for TH unless functions are inlined) created by
- Even though Issue 481 is …
- 06:03 Ticket #7276 (-fdefer-type-errors allows the types of quotations to be coerced, causing ...) created by
- -fdefer-type-errors allows the type of a quotation to be coerced into …
- 05:36 Ticket #7275 (Give more detailed information about PINNED data in a heap profile) created by
- This is particularly useful when tracking down memory leaks due to …
- 05:34 Ticket #7274 (hp2ps sometimes creates invalid postscript files) created by
- The attached .hp file is one example; running the resulting ps file …
- 02:16 Ticket #7273 (Binary size increase in nofib/grep between 7.6.1 and HEAD) created by
- While browsing the nofib results comparing 7.6.1 and HEAD today, I noticed …
09/27/12:
- 06:00 Status/SLPJ-Tickets edited by
- (diff)
- 05:58 Status/SLPJ-Tickets edited by
- (diff)
- 04:59 Ticket #6014 (Crash; message says to report it, here it is.) closed by
- worksforme: No response from submitter, so closing.
- 04:50 Ticket #5953 (Program execution fails with runtime error.) closed by
- wontfix: I'm afraid there's really not much we can do without a way to reproduce …
- 00:21 Ticket #7272 (PolyKinds and mutually recursive modules) created by
- A.hs […] A.hs-boot […] B.hs […] Leads to: […] The problem …
09/26/12:
- 16:59 Ticket #1884 (Win64 Port) closed by
- fixed: Thanks for the reminder; this is indeed now fixed!
- 04:32 Ticket #7182 (Control.Monad.ST module description should reference Data.STRef) closed by
- fixed: Fixed: […]
- 00:25 Ticket #7271 (Panic with strictness annotation) closed by
- fixed: I've modified #7210 to get it merget to 7.6
09/25/12:
- 15:28 Ticket #7271 (Panic with strictness annotation) created by
- This code […] results in a ghc: panic~ (the 'impossible' happened) in …
- 12:24 Ticket #7260 (directory-1.1.0.2 fails to build on ghc 7.0.3) closed by
- wontfix: Actually it can't be built on 7.0.3 at all, because fileSystemEncoding …
- 08:53 Commentary/Compiler/NewCodeGen/Cleanup edited by
- (diff)
- 08:33 Ticket #7270 (Incorrect optimization with Data.ByteString.append) closed by
- fixed: Committed to the upstream bytestring repo. So it'll be fixed in the next …
- 00:45 Status/SLPJ-Tickets edited by
- (diff)
09/24/12:
- 14:11 Ticket #7270 (Incorrect optimization with Data.ByteString.append) created by
- The following program does not give the same result with -O2 and without: …
- 11:14 Commentary/Compiler/StgSynType edited by
- Elaborate a little on let-no-escape based on StgSyn?.lhs (diff)
- 09:46 Ticket #7269 (GeneralizedNewtypeDeriving and PolyKinds) created by
- The following code […] fails with this error: […] I believe this …
- 09:39 Ticket #7268 (Explicit type signatures for top level record pattern matches polymorphism ...) created by
- Consider the following module, which declares a record with two fields …
- 06:07 Ticket #7265 (directory 1.2.0.0 build fails on 7.4.2) closed by
- duplicate: dup of #7262
- 05:51 GhcKinds/PolyTypeable edited by
- (diff)
- 05:50 GhcKinds/PolyTypeable edited by
- Update milestones (diff)
- 02:13 Ticket #7254 (Parallel processing and the -Nn flag) closed by
- wontfix: There are occasionally reasons to want to use a higher -N value than the …
- 01:36 Ticket #7267 (linux-ppc64: Segfault during stage2 build) created by
- Build segfaults during the command: […] Running under GDB and …
09/23/12:
- 23:02 Ticket #7266 (Allow fractional-looking integer literals) created by
- Haskell 2010 (2.5, 6.4.1) specifies that there are integer literals and …
- 13:29 Ticket #7265 (directory 1.2.0.0 build fails on 7.4.2) created by
- Multiple errors: Ambiguous occurrence `try' It could refer to either …
- 12:01 Ticket #7264 (Adding GHC's inferred type signatures to a working program can make it ...) created by
- […] Without the commented-out type signature, the program typechecks …
- 05:30 Ticket #7263 (Add derived Show instances to GHC.Generics) created by
- This would make it easier to learn to use generics by exploration from …
09/22/12:
- 21:06 TypeNats/MatchingOnNats edited by
- (diff)
- 21:05 TypeNats/MatchingOnNats edited by
- (diff)
- 21:04 TypeNats/MatchingOnNats edited by
- (diff)
- 21:01 TypeNats/MatchingOnNats edited by
- (diff)
- 21:01 TypeNats/MatchingOnNats edited by
- (diff)
- 20:55 TypeNats/MatchingOnNats edited by
- (diff)
- 20:30 TypeNats/MatchingOnNats created by
- 20:02 TypeNats edited by
- (diff)
- 13:31 Ticket #7262 (directory 1.2 fails to build with base < 4.6) created by
- Old base still has try and catch in Prelude and System.IO.Error which …
- 04:56 Ticket #7251 (ghc: unrecognised flags: -fdph-par) closed by
- invalid: Sorry, we need to update the documentation. Please use "-package …
09/21/12:
- 13:02 Ticket #7261 (ghci's :info and :browse break encapsulation) created by
- In ghci, :info shows representations of abstract data types. I consider …
- 09:04 Ticket #7234 (Linker spews useless error message and failes.) closed by
- invalid: This isn't a GHC bug but an ImplicitCAD one. It's the result of me being …
- 06:41 Ticket #7247 (Testsuite: Print stdout diff even if stderr diff already fails) closed by
- fixed: Applied, thanks. […]
- 06:40 Ticket #7244 (T6106: Use /bin/sh instead of /bin/bash) closed by
- fixed: Fixed, thanks. […]
- 05:22 Ticket #7260 (directory-1.1.0.2 fails to build on ghc 7.0.3) created by
- It checks for ghc 7.0.3 here, but getFileSystemEncoding only appeared in …
- 03:43 Ticket #7255 (Wrong suggestion when deriving Generic on an instantiated type) closed by
- fixed: Fixed. Turns out we even had a test for this already, and somehow were …
- 02:18 Ticket #7259 (Eta expansion of products in System FC) created by
- This ticket is to capture the ideas in these GHC-users threads: …
09/20/12:
- 19:24 Building/RunningNoFib edited by
- (diff)
- 19:10 Building/RunningNoFib edited by
- (diff)
- 14:21 Commentary/Compiler/NewCodeGen/Cleanup edited by
- (diff)
- 03:04 Ticket #7258 (Compiling DynFlags is jolly slow) created by
- Compiling DynFlags really takes a long time these days. Ian thinks …
- 02:20 Ticket #7257 (Regression: pinned memory fragmentation) created by
- In certain cases, ghc-7.6.1 seems to have much worse memory behavior than …
- 01:42 Ticket #7256 (Missing dataCast1 and dataCast2 methods in Data.Data instances) created by
- Having a look at Data instances in module Data.Data, Ptr a and …
- 01:35 Ticket #7255 (Wrong suggestion when deriving Generic on an instantiated type) created by
- The following code […] gives rise to the error […] It should …
09/19/12:
- 10:43 Ticket #7254 (Parallel processing and the -Nn flag) created by
- When I follow the Parallel Processing with Haskell tutorial …
- 05:12 Ticket #7253 (Top-level bindings in ghci) created by
- ghci now supports most of the declarations. However, it doesn't support …
09/18/12:
- 15:03 Ticket #7252 (Impossible error when deriving lower-cased type class (nameModule show{tv ...) closed by
- duplicate: This is already fixed in GHC 7.6, bug #5961.
- 13:28 Ticket #7252 (Impossible error when deriving lower-cased type class (nameModule show{tv ...) created by
- I had a student who incorrectly typed 'deriving (show)' instead of …
- 08:06 Ticket #7223 (Unregisterised and/or via-C compilation broken) closed by
- fixed: I think this fixes it: commit 3f2eeeedf8a59efbbf904b57f65e1686f9dd6e8b …
- 06:54 Ticket #7251 (ghc: unrecognised flags: -fdph-par) created by
- Hello, I have tried to compile the program that is given in …
- 06:32 ExplicitTypeApplication edited by
- (diff)
- 05:48 Commentary/Compiler/NewCodeGen edited by
- (diff)
- 05:47 Commentary/Compiler/NewCodeGen edited by
- (diff)
- 05:21 Ticket #7250 (Documentation of System.Mem.Weak should emphasize finalizers may be run ...) created by
- The problem is mentioned in addFinalizer, but not in mkWeak; moreover, the …
- 04:39 Ticket #1877 (Change the meaning of -fextended-default-rules) closed by
- fixed: Yes, I think we can.
- 03:04 Commentary/Compiler/NewCodeGen edited by
- (diff)
- 02:59 Ticket #7249 (ghc no longer needs to build HS*.o ghci library files) created by
- I believe that ghci libraries files (HS*.o) are now redundant (and Cabal …
- 01:14 Ticket #7176 (Failure to let kind variable remain uninstantiated when not needed) closed by
- fixed
09/17/12:
- 07:46 Ticket #7248 (NewCodeGen does not create enough SRT labels when using SplitObjs) created by
- When building HEAD I get the following error: make -r …
- 06:58 Holes edited by
- fix a reference (diff)
- 04:29 Ticket #7247 (Testsuite: Print stdout diff even if stderr diff already fails) created by
- When doing test-driven development I find it handy to see the diff of …
- 03:51 Commentary/Compiler/Demand edited by
- (diff)
- 03:49 Commentary/Compiler/Demand edited by
- (diff)
- 03:43 Commentary/Compiler/Demand edited by
- (diff)
- 03:43 Commentary/Compiler/Demand/RelevantParts created by
- 03:23 Ticket #7246 (Callstack depends on way (prof, profasm, profthreaded) created by
- Consider the attached test case. The expected output is the that of the …
09/16/12:
- 21:02 Ticket #7245 (INLINEing top-level patterns causes ghc to emit 'arity missing' traces) created by
- When an INLINE pragma is specified on a pattern, ghc-7.6.1 shows some …
- 20:20 Ticket #7244 (T6106: Use /bin/sh instead of /bin/bash) created by
- testsuite/tests/ghci/scripts/T6106_preproc.sh should use /bin/sh instead …
- 19:55 Ticket #7243 (regression: acceptable foreign result types) created by
- The following short file is rejected: […] The error is: […] …
- 02:25 Ticket #7242 (struct kevent is different on NetBSD) created by
- The following is NetBSD's struct kevent. […] while FreeBSD's one is as …
09/14/12:
- 14:55 Ticket #7241 (GHC-7.6.1 panics on template haskell code) created by
- While experimenting with TH I stumbled upon a repeating compiler panic. …
- 14:02 Ticket #7240 (Stack trace truncated too much with indirect recursion) created by
- This is to write down the improvements suggestions for the stack trace …
09/13/12:
- 06:14 Ticket #7239 (GHC panic: MkExternalCore died: make_lit) created by
- Compiling the attached example with -fext-core crashes ghc with the …
- 04:43 SIMD edited by
- (diff)
- 02:39 Ticket #7211 (Huge space leak on a program that shouldn't leak) closed by
- invalid: I erased and rebuilt all my packages again, everything works right. Sorry …
09/12/12:
- 20:43 Ticket #7238 (class methods with associated equality constraints panic) created by
- The following file causes a panic ("getEqPredTys"): […]
- 19:50 Ticket #7237 (CgCase fails with strict data/functions) created by
- The following code results in a ghc panic when compiled with -O or above: …[…]
- 14:57 Ticket #7236 (ghc panic) closed by
- duplicate: Dup of #5961, happily fixed in 7.6
- 06:27 Ticket #7236 (ghc panic) created by
- Apologies if this is an inappropriate bug report - I'm new to Haskell and …
- 03:28 Milestone 7.4.3 completed
- 03:17 Ticket #3942 (Strange profiling behaviour in 6.10.4) closed by
- invalid: No response from submitter, so closing.
- 03:10 Ticket #5723 (GHCi (7.4.0.20111219) sometimes segfaults when reading .ghci) closed by
- invalid: We no longer build OS X installers, so closing.
09/11/12:
- 06:18 Ticket #7203 (Add scanl') closed by
- wontfix: Could you please make a proposal on the libraries list (see …
- 06:14 Ticket #7135 (Data.Bits can still have default implementations for testBit, bit, and ...) closed by
- wontfix: I still think the decision was right. If you disagree, please make a new …
- 05:58 Ticket #7154 (making GHC from sources with a locally installed GHC 6.12.1 fails) closed by
- worksforme: I'm not quite sure what's happened here. It looks like something might be …
- 05:11 Ticket #7235 ("panic!" when compiling happstack-server-7.0.4) closed by
- duplicate: I suspect that what's happened here is that you've upgraded your …
09/10/12:
- 02:13 Ticket #7235 ("panic!" when compiling happstack-server-7.0.4) created by
- I wanted to install happstack-server-7.0.4 for a project, then the …
09/09/12:
- 10:33 Ticket #7234 (Linker spews useless error message and failes.) created by
- This is with ImplicitCAD as installed by way of […] All other …
- 09:11 Ticket #7144 (directory-1.1.1.0 violates the PVP) closed by
- fixed: This is fixed now on both the HEAD and the 7.6 branch.
- 09:03 Ticket #7031 (Incorrect documentation for Windows dlls) closed by
- fixed: Fixed by: […]
- 02:04 Ticket #7233 (Int64 division buggy on a 32-bit installation) created by
- This is with GHC 7.4.1, running on Linux, 32 bits: […] Expected …
09/08/12:
- 23:51 Ticket #7232 (make hsc2hs work with -c g++) created by
- Ticket #2897 changed hsc2hs to create a *_utils.c file containing stub …
- 20:49 Ticket #7231 (GHCi erroneously unloads modules after a failed :reload) created by
- ---- Say you have three modules: […] […] […] And you run the …
- 17:11 Ticket #6093 (Kind polymorphism fails with recursive type definition using different ...) closed by
- fixed: OK, I see the problem. This compiles: […] But this doesn't: […] …
- 05:20 Ticket #7221 (DataKinds with recursive data and type synonym causing GHC to crash) closed by
- worksforme: I can't reproduce this, with 7.4.1. However DataKinds are not an …
- 00:44 Ticket #7230 (GHC states the same kind mismatched) created by
- The attached code fails to compile with following rather strange kind …
09/07/12:
- 12:24 Ticket #7229 (Detecting if a process was killed by a signal is impossible) created by
- Currently there is no good way of detecting if a process was terminated by …
- 09:28 Ticket #7228 (ghc-pkg prints an awful lot of usage information) created by
- If you misspell a command with ghc-pkg, you are rewarded with 112 lines of …
- 04:51 Ticket #7227 (cannot build ghc-7.6.1 because haddock seg-faults) created by
- […] Can I try it somehow without haddock?
- 03:48 Ticket #5405 (Strange closure type crash when using Template Haskell on OS X Lion) closed by
- worksforme: Thanks - this bug has been open for 13 months with no further info and …
09/06/12:
- 14:54 Milestone 7.6.1 completed
- 14:53 Ticket #7226 (bytestring changes in 7.6 branch) created by
- There have been some bytestring changes in the 7.6 branch since the 7.6.1 …
- 09:42 Ticket #7225 ("ghc -C" failed) created by
- --- source file --- module Main where main = return () --- command line …
- 09:24 Ticket #7224 (Polymorphic kind annotations on type classes don't always work as expected) created by
- Consider the following code for defining Atkey-style parameterised monads: …
- 07:43 Ticket #7210 (Bang in front of type name crashes GHC) closed by
- fixed: Thanks for the patch.
- 06:33 Ticket #7215 (miscompilation due to broken interface hash) closed by
- fixed: Merged as 1aa031e7013caf59f3297d29e81ed573eb306356.
- 03:10 Ticket #7223 (Unregisterised and/or via-C compilation broken) created by
- The new codegen broke unregisterised and/or via-C compilation. It should …
- 02:14 Ticket #7185 (Compiled program crashes) closed by
- fixed: Merged as 13a833e51c141165d927325fa0d1bce9ccdab1de.
- 02:04 Ticket #7218 (No type level distinction between BroadcastTChan and TChan) closed by
- fixed: […]
- 01:55 Ticket #6160 (support sub-second resolutions for file timestamps) closed by
- fixed: Thank you for the patch. Applied as: […]
- 01:07 Ticket #7222 (The text "Possible fix: add an instance declaration for ..." is redundant ...) created by
- The current state of affairs: Given a typical type error, for example …
09/05/12:
- 21:01 Ticket #7221 (DataKinds with recursive data and type synonym causing GHC to crash) created by
- When working on an answer to a stackoverflow …
- 10:35 Ticket #7220 (Confusing error message in type checking related to type family, fundep, ...) created by
- (This is related to, but different from, the message which I posted to …
- 07:32 Commentary/Compiler/NewCodeGen/Cleanup edited by
- (diff)
- 07:30 Ticket #7219 (Reinstate constant propagation in some form) created by
- The new codegen doesn't have a constant propagation pass. This used to be …
- 05:53 Commentary/Compiler/NewCodeGen/Cleanup edited by
- (diff)
- 03:59 Ticket #7218 (No type level distinction between BroadcastTChan and TChan) created by
- There is no type level distinction between BroadcastTChan(added in STM …
- 02:15 Ticket #7212 (GHCi segmentation fault) closed by
- wontfix: This problem is caused by (we think) having an XCode that is too old. See …
- 01:44 Commentary/Compiler/NewCodeGen edited by
- remove old irrelevant stuff (diff)
- 01:40 Commentary/Compiler/NewCodeGen/Cleanup created by
- 01:27 Ticket #7217 (Unification of type variables in constraints) closed by
- wontfix: On second thought, it is perfect as it is.
09/04/12:
- 16:32 Ticket #7217 (Unification of type variables in constraints) created by
- The following code works: […] But this doesn't: […] With the …
- 05:49 Ticket #3202 (Make XNoMonomorphismRestriction the default in GHCi) closed by
- fixed: As this is a feature request, I don't think we should merge to 7.6 at this …
09/03/12:
- 21:03 Ticket #7216 (Compositional blocking on file descriptors) created by
- The GHC.Event.Thread module provides threadWaitRead, threadWaitWrite :: Fd …
- 19:24 Ticket #7215 (miscompilation due to broken interface hash) created by
- The following script should print 'MyFalse MyTrue' but it prints …
- 18:06 Ticket #7214 (Missing Typeable instances) closed by
- invalid: OK, two seconds after submitting this report, I found out how to do it. …
- 17:49 Ticket #7214 (Missing Typeable instances) created by
- Data.Typeable defines Typeable instances for tuples of length up to 7. My …
- 08:16 Ticket #7213 (Test codeGen/should_compile/massive_array failing on 32-bits) created by
- ezyang identified this problem with -fnew-codegen a while ago and made a …
- 07:48 SharedLibraries edited by
- fix link for PE format part 2 (diff)
- 06:29 Ticket #7212 (GHCi segmentation fault) created by
- Using OS X 10.6.8 on a 2.5 GHz Intel Core i5 machine. XCode 4.0.2 …
- 03:47 Ticket #7193 (darcs 2.8 fails to compile with ghc 7.6) closed by
- fixed: The following patch fixes this ticket, #7193 (NOT #7196 as claimed): …
- 02:36 Ticket #6042 (GHC is bloated) closed by
- invalid: Closing, as there doesn't seem to be anything wrong here, just more code …
- 01:18 Ticket #7211 (Huge space leak on a program that shouldn't leak) created by
- I have a program that works in a small amount of memory on a computer …
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