[Rd] Updated Windows toolchain

[Uwe Ligges]

On 10.01.2012 18:51, Dan Tenenbaum wrote:
> On Mon, Nov 28, 2011 at 11:56 PM, Prof Brian Ripley
> <ripley at stats.ox.ac.uk>  wrote:
>> An updated toolchain is now being used for Windows' builds of R-devel:
>> details are in the R-admin manual and at
>> http://www.murdoch-sutherland.com/Rtools/ and
>> http://www.stats.ox.ac.uk/pub/Rtools/
>>
>
> Thanks for the update.
> I saw that
> http://cran.r-project.org/bin/windows/Rtools/VERSION.txt
> had the following contents:
> Rtools version 2.15.0.1911
>
> So I downloaded Rtools215.exe but when I installed it, the VERSION.txt
> that was extracted read:
> Rtools version 2.15.0.1908
>
> ...which is the same version I previously had installed.
>
> Has the new version not propagated yet or is there some other issue?

Looks like it failed. I just checked the original sources and CRAN and 
the versions differ. We will take care soon.

Uwe


> Thanks,
> Dan
>
>
>> Both 32- and 64-bit parts of the toolchain use v2.0.1 of the Mingw-w64
>> project's runtime and a beta of gcc 4.5.4: the Mingw.org project's builds
>> are no longer used.  This should mean that code which compiles for 64-bit
>> Windows also compiles for 32-bit Windows, and v.v. unless code makes
>> (incorrect but common) assumptions that pointers fit into longs.
>>
>> A very few packages will need modifications because they contain
>> declarations which clash with the headers in this toolchain: where we are
>> aware of problems the maintainers have been informed.
>>
>> At DLL level different Windows' toolchains should be compatible: at C level
>> they mostly are but at C++ level they are pretty much incompatible (so that
>> for example GDAL has to be re-compiled for every toolchain: and Rcpp users
>> need to be careful to use only one toolchain for Rcpp and their packages).
>>   All the external software previously made available (and more) is made
>> available at http://www.stats.ox.ac.uk/pub/Rtools .
>>
>> The toolchain has support for OpenMP and pthreads: however OpenMP support is
>> not enabled by default in R (it is too slow to be much use).  If you do make
>> use of it in your packages, be aware that you will need to ship the
>> appropriate pthreads DLL(s).
>>
>> It is expected that there will be several further minor updates prior to the
>> release of 2.15.0 in ca 4 months, but this step is the major one.
>>
>> --
>> Brian D. Ripley,                  ripley at stats.ox.ac.uk
>> Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
>> University of Oxford,             Tel:  +44 1865 272861 (self)
>> 1 South Parks Road,                     +44 1865 272866 (PA)
>> Oxford OX1 3TG, UK                Fax:  +44 1865 272595
>>
>> ______________________________________________
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>
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