Timeline


and

05/28/08:

21:54 Ticket #2317 (Garbage collector crashes in simple parallel sorting program) created by bos
I have a very simple parallel program that crashes quite reproducibly. On …
21:41 Ticket #2316 (Add Applicative instances for all MTL Monads) created by sjanssen
This is a proposal to add Applicative instances corresponding to each …
21:11 Ticket #2315 (Control.Applicative.ZipList doesn't derive Show) created by newsham
The Control.Applicative.ZipList? type is not an instance of Show. To …
13:24 Ticket #2314 (GHC 6.8.3 release candidate fails to build under glibc 2.8.0) created by guest
In glibc 2.8.0, the "struct ucred" structure has been hidden by default, …
08:16 Ticket #2164 (zmachine: internal error: task 0xa031e0: main thread 1 has been GC'd) closed by simonmar
fixed: Fixed: […] I committed this to STABLE only for now, because I don't …
07:00 Ticket #2308 (ghc doesn't honor -keep-tmp-files) closed by simonmar
worksforme: Works for me: […]
06:40 Ticket #1372 (Recompilation checker should consider package versions (and other factors)) closed by simonmar
fixed: Now fixed (in HEAD, not STABLE, and merging is probably not practical): …
06:35 Ticket #1959 (Recompilation bug) closed by simonmar
fixed
01:26 Ticket #2313 (libHSrts_thr_debug linked against non-existing bfd library) created by kgardas
It seems there is a bug in RTS somewhere which makes libHSrts_thr_debug in …

05/27/08:

21:33 Plugins edited by sseefried
Reformatted the code a little. Lines were too long for my screen. (diff)
04:28 GhcApiStatus edited by simonmar
add refactoring ideas (diff)
01:50 GhcApiStatus edited by sseefried
Fixed (possibly!) a small typo in type AST Phase1 -> AST Phase3. Should be … (diff)
01:37 Ticket #2312 (object splitting is not done under sparc solaris with gcc-4.2.2) created by maeder
I've used gcc-4.2.2 and ghc-6.8.1 to build ghc-6.8.2. For some reason …

05/26/08:

11:14 Ticket #2053 (Add read_history and write_history bindings to readline) closed by judah
fixed: Fixed by: […]

05/25/08:

23:34 Ticket #2311 (hpc markup fails to create directory when marking up coverage of a package) created by AndyGill
When writing marked up html files, hpc markup does not create a directory, …
18:18 Ticket #2310 (Panic in ghci 6.8.2 with -fglasgow-exts) created by guest
Steps to reproduce: 1. Run "ghci -fglasgow-exts" 2. Enter: "let const :: …

05/24/08:

16:56 Ticket #2309 (containers: specialize functions that fail in a Monad to Maybe) created by ross
Several functions on containers used to have types like […] but these …

05/23/08:

19:00 Ticket #2308 (ghc doesn't honor -keep-tmp-files) created by nr
ghc 6.6.1 doesn't keep any temporary files when given the …
08:28 Ticket #2273 (inlining defeats seq) closed by igloo
fixed: Merged
08:28 Ticket #2307 (Poor warning for conflicting functional dependencies) created by NeilMitchell
[…] It has listed three items that conflict, but two of the items are …
07:33 Ticket #1415 (Provide a way to runInteractiveCommand without passing all your ...) closed by simonmar
fixed: Now done, in the System.Process overhaul (#2233). You pass a …

05/22/08:

08:27 Ticket #2306 (The (^) operator sometimes uses one (*) more than needed.) created by guest
The implementation of integer exponentiation is suboptimal. By inserting a …
02:25 Ticket #2305 (GHC does not care __RENAME macro) created by iquiw
== Problem == GHC+FFI does not use correct symbol if __RENAME macro is …
01:19 DataParallel/BenchmarkStatus edited by simonpj
(diff)

05/21/08:

14:43 Ticket #1061 (default class methods can be given too general a type as GHC tries to ...) closed by igloo
fixed: Didn't merge cleanly, so not merged.
11:15 Ticket #2304 (unicode digits misparsed in escape sequences) created by guest
[…] I haven't seen ghc's code, but I bet it uses something like `let …
11:08 Ticket #2303 (unicode: nko characters can't be used in string literals) created by guest
This bug affects the lexer in ghc(i): […] Similar errors result from …
11:01 Ticket #2302 (error messages mangle unicode characters) created by guest
ghc/ghci understand source code written in UTF-8. However, an error …
07:55 Ticket #2038 (System.Posix.Resource.setResourceLimit gives "setResourceLimit: invalid ...) closed by igloo
fixed: I've fixed this for getrlimit, setrlimit and mkstemp; I didn't find …
07:50 Ticket #1955 (Heap profiling on Windows doesn't work) closed by igloo
fixed: Merged
06:03 Building/Windows edited by dias
(diff)
04:19 Ticket #2301 (Proper handling of SIGINT/SIGQUIT) created by duncan
This guide  http://www.cons.org/cracauer/sigint.html suggests a couple …
02:09 Ticket #2292 (Poor error message if type signature lacks definition) closed by simonpj
fixed: Also good suggestion. Now we say: […] The patch is this (again I think …
02:07 Ticket #2293 (Multiple declaration error shown multiple times) closed by simonpj
fixed: Good suggestion. I couldn't resist fixing this. I think we'll leave the …

05/20/08:

21:08 Ticket #2300 (GHCi locks up on long input) created by ajd
When I enter a long entry into GHCi, it sometimes freezes up, completely …[…]
17:34 Ticket #2087 (On a PPC Mac OS X 10.4, the RTS reports "Memory leak detected" running a ...) closed by igloo
fixed: Merged
16:54 Ticket #2299 (Haddock 2 library documentation not available) created by fons
As you know, the .haddock files generated by haddock-0.8 are incompatible …
14:02 Ticket #1958 (collect2: ld terminated with signal 10 [Bus error]: Building parsec on a ...) closed by igloo
fixed: OK, so I think we may as well close this bug then. Thanks everyone!
13:42 Ticket #2263 (GHC 6.8 (STABLE) branch build framework does not pass correctly ...) closed by igloo
worksforme
11:09 Ticket #2298 (renameFile is not atomic on Windows) created by duncan
The Haskell 98 spec says about renameFile Computation `renameFile old …
01:37 Ticket #2294 (Misleading error message suggestion) closed by simonpj
fixed: I improved this a little while ago (HEAD only) […] I think this is …
01:15 Ticket #1963 (Pressing ^C at the right moment can trash GHC's package list) reopened by simonmar
01:10 Ticket #2290 (Impossible happens compiling darcs) closed by simonmar
duplicate: Already reported as #1993, but thanks anyway!

05/19/08:

18:08 Ticket #2297 (Profiler is inconsistent about biography for GHC's heap) created by igloo
My slightly modified rnBind has this clause (i is an Int): […] If …
16:41 Ticket #2296 (Functional dependencies error message has no position information) created by NeilMitchell
When compiling the attached file (sorry its really long, it could easily …
05:45 Commentary/Compiler/StackAreas edited by dias
(diff)
04:29 Building/GettingTheSources edited by simonpj
(diff)
04:01 Ticket #2295 (Combined -odir/-hidir flag) created by NeilMitchell
Many of my command line invocations are: […] I nearly always set both …
03:05 Commentary/Compiler/StackAreas edited by dias
(diff)
02:18 Commentary/Compiler/StackAreas edited by dias
(diff)

05/18/08:

12:19 Ticket #2294 (Misleading error message suggestion) created by NeilMitchell
Given a rank-2 type, such as: […] The compiler complains: […] Of …
09:43 Ticket #2288 (ghc-6.8.2: panic! (the 'impossible' happened) (GHC version 6.8.2 for ...) closed by bboissin
duplicate: dup of #789
04:27 Ticket #2293 (Multiple declaration error shown multiple times) created by NeilMitchell
Given the file: […] You get the error message: […] Instead of …
02:28 Ticket #2292 (Poor error message if type signature lacks definition) created by NeilMitchell
The file […] Produces the error message in GHC: […] The problem …

05/17/08:

14:39 Ticket #2291 (Panic mixing RULES and Type Families) created by guest
It appears that RULES pragmas and type families don't always play nice. …
12:22 Ticket #2264 (Validate using ghc-6.4.1: 3 failures, 1 workaround, 1 fix) closed by igloo
fixed: Ah, OK. I was thrown by the […] errors. Anyhow, GHC now validates with …
12:09 Ticket #2014 (getLinkDeps panic) closed by igloo
fixed: Merged
12:07 Ticket #2257 (validate hangs in configure) closed by igloo
fixed: Merged
08:25 Ticket #2290 (Impossible happens compiling darcs) created by tux_rocker
When I compile darcs with profiling (doing "./configure --disable-threaded …
08:24 Ticket #2246 (Numeric literal very badly optimized) closed by igloo
fixed: It doesn't merge cleanly, so I've skipped it.

05/16/08:

17:58 Ticket #2289 (Needless reboxing of values when returning from a tight loop) created by dons
GHC wants to box up strict values when returning from tight inner loops, …
14:44 Ticket #2059 (Erroneous results in trigonometric functions for > double-precision values) closed by igloo
fixed: Fixed in HEAD and 6.8: […]
14:39 Ticket #2276 (foreign import stdcall "&foo" doesn't work) closed by igloo
fixed: Merged (with the PprC and CLabel bits omitted)
14:30 Ticket #1641 (Binders generated by instance deriving are affected by -auto-all) closed by igloo
fixed: Merged
14:28 Ticket #2228 (runghc screws up terminal buffering mode and doesn't reset it) closed by igloo
fixed: Both merged
14:26 Ticket #2072 (freebsd/amd64: don't know how to mangle assembly language) closed by igloo
fixed: Merged
14:25 Ticket #1861 (Uncompilable code generated) closed by igloo
fixed: Merged
14:24 Ticket #2234 (Profiled binaries create empty files) closed by igloo
fixed: Merged
14:23 Ticket #1288 (ghci 6.6 foreign import stdcall broken, panic, panic!!!!) closed by igloo
fixed: Merged
12:01 Commentary/Compiler/StackAreas edited by dias
(diff)
10:40 Commentary/Compiler/StackAreas edited by dias
(diff)
10:39 Commentary/Compiler/StackAreas created by dias
10:29 Commentary/Compiler/NewCodeGenPipeline edited by dias
(diff)
10:26 Commentary/Compiler/NewCodeGen edited by dias
(diff)
10:24 Commentary/Compiler/NewCodeGenPipeline created by dias
08:53 Commentary/Compiler/RecompilationAvoidance edited by simonmar
(diff)
08:36 Commentary/Compiler/NewCodeGen edited by simonpj
(diff)
05:04 Commentary/Compiler/NewCodeGen edited by simonpj
(diff)
04:54 Commentary/Compiler/NewCodeGen edited by simonpj
(diff)
04:42 Building/Windows edited by simonpj
(diff)
04:42 Building/Windows edited by simonpj
(diff)
04:32 Building/Windows edited by simonpj
(diff)

05/15/08:

10:54 Ticket #2288 (ghc-6.8.2: panic! (the 'impossible' happened) (GHC version 6.8.2 for ...) created by mthompso
I am filing this because ghc-6.8.2 told me to; I'm not competent to …
08:03 Ticket #2287 (GHCi fails to start) created by felixmar
GHCi fails to start with following error message: […] Both GHC version …
07:18 GhcApiStatus edited by nominolo
(diff)
07:18 GhcApiStatus edited by nominolo
Start describing use case and non-functional requirements (diff)
06:57 GhcApiStatus edited by nominolo
(diff)
06:46 GhcApiStatus edited by nominolo
(diff)
05:51 GhcApiStatus edited by nominolo
(diff)
05:47 GhcApiStatus edited by nominolo
(diff)
05:40 GhcApiStatus edited by nominolo
(diff)
05:36 GhcApiStatus edited by nominolo
add more ticket references (diff)
05:14 Ticket #2286 (HGL library do not compile) created by rgarciapariente
if you try to compile HGL-3.2.0.0 in ghc 6.8.2 on Windows: […] But: …
02:03 GhcApiStatus created by nominolo
Started GHC API Improvement status page

05/14/08:

17:48 Ticket #2279 (Include library source code in distribution) closed by igloo
worksforme: Thanks for the suggestion. Happily, the docs already include the source …
08:24 Ticket #2285 (Solaris 9 build fails at stage2 with undefined symbol errors (for libm ...) created by TimBishop
(A copy of the pasted errors is attached to the ticket) I'm having a …
08:23 Ticket #2284 (Stack-hack optimization causes much re-computation in GUI callbacks) created by sedillard
This is a duplicate of #1168, recorded for posterity here, at the request …
02:48 Ticket #2283 (WIndows: loading objects that refer to DLL symbols) created by simonmar
This is a test case from #1288, distilled into a separate report so I can …

05/13/08:

08:36 Ticket #2282 (threaded runtime system crashes on powerpc with -N2) created by malcolm.wallace@…
A program using threads (in a somewhat naive way) crashes at runtime, only …
06:54 Ticket #2281 (properFraction implemented with modf primitive?) created by guest
I need a fast 'fraction' function for Double. I can use 'properFraction', …
06:00 Ticket #2280 (randomR too slow) created by guest
randomR is considerably slower than implementing it manually. Maybe I have …

05/12/08:

22:00 Ticket #2279 (Include library source code in distribution) created by guest
I suggest including source code for haskell libraries in the distribution …
17:38 Ticket #2277 (GHCi silently aborts on 'take' computation) reopened by cdsmith
Oops, not true. No, the problem still happens. But it appears to be …
17:36 Ticket #2277 (GHCi silently aborts on 'take' computation) closed by cdsmith
invalid: Found the problem. Ubuntu has two different packages that install a …
01:46 Ticket #2274 (ghc assumes sizeof (void *) != 32 on X86_64) closed by simonmar
duplicate: this is the same issue as #1717 The workaround is to use `linux32 …

05/11/08:

04:55 Ticket #2278 (Inconsistent behaviour between -odir and -hidir options) created by guest
(From Adrian Hey) The -hidir <mydir> option creates <mydir> if it does …

05/09/08:

18:55 Ticket #2277 (GHCi silently aborts on 'take' computation) created by cdsmith
With latest GHC from darcs repository, on an AMD64 system, performing a …
08:51 Ticket #2276 (foreign import stdcall "&foo" doesn't work) created by simonmar
Importing a label with the stdcall calling convention fails to remember …
02:40 Commentary/CodingStyle edited by simonmar
mention using wiki commentary rather than comments where appropriate (diff)
01:41 Ticket #2275 (Poor indication of type error location) created by guest
Using {-# OPTIONS_GHC -XArrows -fno-monomorphism-restriction #-}, and …

05/08/08:

13:01 Ticket #2274 (ghc assumes sizeof (void *) != 32 on X86_64) created by ion
My provider has a 32-bit debian installed on a 64-bit architecture, ghc …
10:05 Ticket #2273 (inlining defeats seq) created by igloo
Consider this module: […] Compiling with […] we get, in the STG, …
07:35 Status/May08 edited by simonpj
(diff)
07:04 Ticket #2272 (internal error: getMBlock: mmap: Bad file number) created by hpwei
I cut and paste the code from …
04:25 Commentary/Compiler/Backends/PprC edited by simonmar
(diff)
04:24 Commentary/Compiler/Backends/PprC edited by simonmar
update prototype info (diff)
01:24 Status/May08 edited by chak
More about NDP (diff)
00:59 Status/May08 edited by chak
Add CfT (Call for Testing) to type family entry (diff)

05/07/08:

17:28 Ticket #2271 (floor, ceiling, round :: Double -> Int are awesomely slow) created by dons
We have super-naive implementations of the RealFrac? class for Double. …
16:52 Ticket #2270 (gcd is specialised only for Int) created by dons
We have the general: […] And a specialisation for Int only: […] …
16:17 Ticket #2269 (Word type to Double or Float conversions are slower than Int conversions) created by dons
We have int2Double# and int2Float# primitives, but not equivalent ones for …
03:19 Status/Releases edited by simonmar
(diff)
03:15 Status/Releases edited by simonmar
(diff)
03:13 Status/Releases edited by simonmar
(diff)

05/06/08:

09:35 Ticket #2243 (Can we remove IlxGen, Java, JavaGen, PrintJava?) closed by igloo
fixed: Great, they're now gone!
09:03 Ticket #2268 (ghci "*** Exception: expectJust upseep1") created by guest
ghci gets confused, reporting "*** Exception: expectJust upseep1". I think …
08:43 Commentary/Compiler/NewCodeGen edited by nr
(diff)
08:29 Status/May08 edited by tim
credit to Aaron T. (diff)
08:12 Status/May08 edited by tim
elaborate slightly on External Core (diff)
05:26 Status/May08 edited by simonpj
(diff)
05:26 Status/May08 edited by simonpj
(diff)
05:25 Status/May08 edited by simonpj
(diff)
05:19 Status/May08 edited by simonpj
(diff)
05:19 Status/May08 edited by simonpj
(diff)
05:19 Status/May08 edited by simonpj
(diff)
05:18 Status/May08 edited by simonpj
(diff)
03:25 Ticket #2267 (Bogus "unused import" warning) created by simonpj
In DsMeta (in the source code for GHC itself), there's an import […] …

05/05/08:

18:26 Commentary/CmmKinds created by nr
18:22 Commentary edited by nr
Requested by Isaac Dupree (diff)
12:49 Ticket #2266 (validate requires haddock to be installed) created by thorkilnaur
A validate of a recent GHC HEAD on a machine that didn't have haddock …
03:03 Ticket #2248 (.exe extension missing when compiling a file ending in dot + digits + dot ...) reopened by NeilMitchell
The executable extensions are given by the environment variable %PATHEXT%. …
02:57 Ticket #2171 (Parallel program crashes) closed by igloo
fixed: Thanks judah; that patch is already merged, so I'll close this ticket.
02:54 Ticket #2248 (.exe extension missing when compiling a file ending in dot + digits + dot ...) closed by igloo
invalid: OK, thanks for the reply! No other opinions, so I'll close the ticket.
01:25 Ticket #2265 (GHC 6.8 (STABLE) autoconf version requirements issue) created by kgardas
Hello, I'm trying to build GHC stable on Solaris/x86 (Solaris Express …

05/04/08:

23:19 Ticket #2263 (GHC 6.8 (STABLE) branch build framework does not pass correctly ...) reopened by kgardas
Hello, the problem is that with your suggested --with-readline-* options, …
14:33 Ticket #2264 (Validate using ghc-6.4.1: 3 failures, 1 workaround, 1 fix) created by thorkilnaur
Using […] to validate a recent HEAD, I get the following error: […] …
12:57 Ticket #2263 (GHC 6.8 (STABLE) branch build framework does not pass correctly ...) closed by judah
worksforme: You should be able to do this by configuring ghc with the following …
12:32 Ticket #2263 (GHC 6.8 (STABLE) branch build framework does not pass correctly ...) created by kgardas
hello, it seems that build framework is a little bit buggy, since it does …
11:31 Ticket #2262 (Build failure of HEAD from 2008-05-04 on OS X 10.4.11) created by nominolo
Build fails with the following error message […] Version: 6.9.20080504 …

05/03/08:

14:19 Ticket #2261 (Foreign.C.Error.Errno should be an instance of (Eq,Ord, Show... others?)) created by TomMD
Errno, the Haskell encapsulation of the CInt 'errno' value, should be an …
13:22 Ticket #2260 (Non-ideal error message for misplaced LANGUAGE pragma) created by TomMD
Placing the LANGUAGE pragma anywhere besides the top results in it not …
05:36 Ticket #2259 (can not make `if` look nice in a `do`) closed by igloo
invalid: Thanks for the report. However, GHC is just following the language …
02:07 Ticket #2259 (can not make `if` look nice in a `do`) created by jsnx
The handling of if within a do block is not consistent with …

05/02/08:

12:16 Commentary/CodingStyle edited by simonpj
(diff)
09:09 Ticket #2188 (TH scoping problem) closed by igloo
fixed: The 6.8 branch is already OK, so closing this bug.
09:07 Ticket #2238 (panic nameModule tpl_B1{v}) closed by igloo
fixed: After a manual merge the test still failed, so I've just made the test an …
01:17 Commentary/CodingStyle edited by simonpj
(diff)
01:11 Commentary/CodingStyle edited by simonpj
(diff)
00:40 Ticket #2252 (Extreme performance degradation on minor code change) closed by simona
invalid: Ok, I think I get it. I've added a call to getArgs which makes both …

05/01/08:

15:51 Ticket #2258 (ghc --cleanup) created by claus
calling ghc --make generates a lot of files, .o, .hi, .exe, …
14:25 Ticket #2257 (validate hangs in configure) created by nr
Running ./validate on a freshly updated HEAD results in the script hanging …
06:59 Ticket #2256 (Incompleteness of type inference: must quantify over implication ...) created by simonpj
Consider this program (from Iavor) […] This example is rejected by both …
06:33 Ticket #2247 (GHC accepts FD violations, unless the conflicing instances are used) reopened by claus
Replying to simonpj: > I assume you are using some flags? …
04:04 Ticket #2247 (GHC accepts FD violations, unless the conflicing instances are used) closed by simonpj
duplicate: I assume you are using some flags? […] Adding -XFlexibleInstances
00:43 Ticket #2255 (Improve SpecConstr for free variables) created by simonpj
This ticket records a suggestion for improving SpecConstr, so we don't …
00:16 DataParallel/BenchmarkStatus edited by gckeller
(diff)
00:15 DataParallel/BenchmarkStatus edited by gckeller
(diff)

04/30/08:

23:19 DataParallel/BenchmarkStatus created by chak
23:18 DataParallel edited by chak
(diff)
23:16 DataParallel/Benchmarks edited by chak
(diff)
23:14 DataParallel/Benchmarks edited by chak
(diff)
23:13 DataParallel edited by chak
(diff)
16:50 Ticket #2254 (have Control.Arrow re-export (>>>) and (<<<)) created by ross
#1773 split the Arrow class, making (>>>) and (<<<) functions in …
14:56 TypeFunctionsStatus edited by simonpj
(diff)
14:50 Commentary/Compiler/NewCodeGen edited by simonpj
(diff)
14:13 Ticket #1933 (Zero times in profiling with GHC-6.8.1) closed by igloo
fixed: Merged, and looks good: […]
14:10 Ticket #1780 (runInteractiveProcess broken with >2 processes on POSIX) closed by igloo
fixed: Both merged
12:34 Ticket #2137 (Location of shadowed binding is wrong in warning) closed by igloo
fixed: Test now passes correctly.
12:30 Ticket #2136 (Not warned about unused recursive bindings) closed by igloo
fixed: This doesn't merge cleanly, and I (the reporter) don't think it's very …
12:19 Ticket #2253 (Native code generator could do better) created by dons
An example set of programs that came up in the ndp library, where the C …[…]
11:00 Ticket #2251 (Missing conversion rules for realToFrac causing slowdowns in Int->Double ...) closed by dons
fixed: I've pushed a patch adding the rules for Int->Double and Int->Float. See: …
09:58 Internships edited by simonpj
(diff)
08:41 ExplicitCallStack edited by igloo
Add another alternative (diff)
01:55 Ticket #2252 (Extreme performance degradation on minor code change) created by simona
The attached code runs two similar calculations (call them a and …

04/29/08:

17:29 Ticket #2251 (Missing conversion rules for realToFrac causing slowdowns in Int->Double ...) created by dons
GHC.Real and GHC.Float currently have: […] But these avoid some …
15:42 Ticket #2250 (unpackFamily on Windows fails match) created by larsv
In the HostEntry? returned by Network.BSD.getHostByName, evaluating the …
15:09 Ticket #2249 (Undeclared variable in cmm reports as panic) created by millenix
In CMM code, if one makes an assignment to a variable that's not been …
09:36 Ticket #2248 (.exe extension missing when compiling a file ending in dot + digits + dot ...) created by oboudry
Hi all, I just encountered this very minor bug on Windows/GHC 6.8.2 When …
07:06 Ticket #2117 (ppc "./Setup build" seg-faults on Mac OS leopard) closed by igloo
duplicate: I'm closing this as a duplicate of #1958. Please reopen if you think that …
01:23 Building/Windows edited by dias
(diff)

04/28/08:

16:25 Ticket #2155 (More deadlock issues with concurrent I/O) closed by simonmar
duplicate: Now fixed, it was indeed a duplicate of #1780.
16:11 Ticket #2247 (GHC accepts FD violations, unless the conflicing instances are used) created by claus
consider […] the class instance for FD is odd, because there is no …
13:07 Ticket #2246 (Numeric literal very badly optimized) created by guest
Compile the following program with -ddump-simpl […] Note how there's …
13:01 Ticket #2245 (Numeric literal printed wrong in error message) created by guest
Compile the following with -Wall […] The error message says […] …
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