On Tue, 2015-06-16 at 00:03 +0400, Sergei Meshveliani wrote:
[..]
2) At least ghc-7.8.3 and ghc-7.10.1 do the same in this example.
May be, you can change this example a bit to make ghc-7.8.3 and
ghc-7.10.1 diverse, so that my example bug becomes visible?
(they diverse
On Mon, 2015-06-15 at 09:29 +, Simon Peyton Jones wrote:
| This is why I think that ghc-7.8.3 treats the OI notion in a more
| natural way than ghc-7.10.1 does.
| May be, ghc-7.10.1 has a better technical tool for this, but ghc-
| 7.8.3 corresponds to a natural notion of OI.
|
On Mon, 2015-06-15 at 09:29 +, Simon Peyton Jones wrote:
| This is why I think that ghc-7.8.3 treats the OI notion in a more
| natural way than ghc-7.10.1 does.
| May be, ghc-7.10.1 has a better technical tool for this, but ghc-
| 7.8.3 corresponds to a natural notion of OI.
|
|
of cross-module specialisation. An overloaded
function specialised at, say, [Int] in one module could not be re-used
in another in case the instances changed.
Simon
| -Original Message-
| From: ghc-tickets [mailto:ghc-tickets-boun...@haskell.org] On Behalf
Of
| Sergei
Please,
consider my recent bug report
overlapping instances in 7.10.1
(see my resent email to this list).
--
Sergei
On Tue, 2015-06-02 at 16:31 -0500, Austin Seipp wrote:
Hi *,
I've just finished merging all the latest patches for GHC 7.10.2 into
the STABLE branch. All in all, we've
Dear GHC developers,
This request overrides my previous one of 7.10.1-err...
(it is simpler and more precise).
The archive
http://www.botik.ru/pub/local/Mechveliani/ghcQuest/7.10.1-errReport-may23-2015.zip
presents a question about ghc-7.10.1.
Make it, please, with ghc-7.10.1 by
Now, I am investigating this, trying to provide a simpler report.
Most probably this is the effect of a wrong instance overlap resolving.
Regards,
--
Sergei
On Fri, 2015-05-22 at 15:26 +0400, Sergei Meshveliani wrote:
Dear GHC developers,
The confirmation token letter from the bug
, Sergei Meshveliani wrote:
Please, what is wrong here?
---
module OI where
class Foo a where foo :: a - Bool
instance Foo Bool where foo _ = True
data C a = C a
instance {-# OVERLAPPING #-} Foo a = Foo (C a) where foo (C
Please, what is wrong here?
---
module OI where
class Foo a where foo :: a - Bool
instance Foo Bool where foo _ = True
data C a = C a
instance {-# OVERLAPPING #-} Foo a = Foo (C a) where foo (C a) = foo a
instance {-# OVERLAPPING #-}
People,
I wrote recently about finding places to set {-# OVERLAPPING #-}
when porting an application from 7.8.2 to 7.10.1.
I am doing this for porting docon-2.12 from 7.8.2 to 7.10.1.
And ghc-7.10.1 indeed helped me to find several places to set this
pragma (instead of using the total key
On Wed, 2015-05-20 at 08:33 -0400, Ben Gamari wrote:
Sergei Meshveliani mech...@botik.ru writes:
People,
I am trying to `make' ghc-7.10.1 from source by ghc-7.8.3
on Debian Linux.
I command
./configure --prefix=/home/mechvel/haskell/ghc/7.10.1/inst0
make make.log
Dear GHC developers,
Please, test ghc-7.10.1 on making docon-2.12
http://www.botik.ru/pub/local/Mechveliani/docon/
and running itsdemotest/Main
(see install.txt).
docon-2.12 has been tested under ghc-7.8.2,
and it has
extensions: ... OverlappingInstances
in
pairs.
Regards,
--
Sergei
On Wed, 2015-05-20 at 23:52 +0400, Sergei Meshveliani wrote:
Dear GHC developers,
Please, test ghc-7.10.1 on making docon-2.12
http://www.botik.ru/pub/local/Mechveliani/docon/
and running itsdemotest/Main
(see install.txt).
docon-2.12 has
People,
I am trying to `make' ghc-7.10.1 from source by ghc-7.8.3
on Debian Linux.
I command
./configure --prefix=/home/mechvel/haskell/ghc/7.10.1/inst0
make make.log
The former command seems successful:
...
#define HAVE_EVENTFD 1 #define CC_SUPPORTS_TLS 1
configure:
Dear GHC developers,
I have tested ghc-7.8.2-src by making it by ghc-7.6.3
under Debian Linux.
Then I have `made' my DoCon-2.12 application by ghc-7.8.2.
It looks all right.
For any occasion, here are some test results.
Comparing it to ghc-7.4.1 shows the following.
1) The default
People,
can you, please, explain me how to make the `random' package visible for
GHC ?
I have
* installed haskell-platform-2013.2.0.0,
* `made' ghc-7.8.2 from source by ghc-7.6.3,
and run make configure
under ghc-7.8.2
for my DoCon program. docon.cabal has
Dear GHC team,
I am trying to testghc-7.8.20140130-src.tar.bz2
I make it from source with ghc-7.6.3 on Debian Linux (64 bit).
./configure looks all right.
And `make' reports after 40 minutes:
---
...
...
inplace/bin/ghc-stage1
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