OK.  So, I have 64 bit Windows 7 and I have installed R 2.15.0

Thanks

2012/4/14 Uwe Ligges <ligges@statistik.tu-dortmund.de>

>
>
> On 14.04.2012 19:01, Katharine Miller wrote:
>
>> Hi,
>>
>> Sorry - I should have said that I was using Windows 7 on a 64 bit computer
>> in my earlier post.
>>
>
> Which Windows 7? 64-bit or 32-bit?
>
>
>
>> I used the installer to install R, I did not do a build from source.  I
>> have read the installation instructions.  Both R and Rtools are first in
>> my
>> path, but by toolchain do you mean that I need to install the mingw-w64
>> toolchain?  Since the installation instructions indicate that Windows
>> 64-bit is integrated into the R package and build systems, I assumed this
>> wasn't necessary - but that would be an easy fix!
>>
>
> You need Rtools 2.15 (and not earlier).
> the gcc 4.6.3 is part of it (and it builds both 32 and 64 bit binaries)
>
> Uwe
>
>
>
>
>> Thank you.
>>
>> - Katharine
>>
>>
>>
>> 2012/4/14 Uwe Ligges<ligges@statistik.tu-**dortmund.de<ligges@statistik.tu-dortmund.de>
>> >
>>
>>
>>>
>>> On 14.04.2012 00:24, Katharine Miller wrote:
>>>
>>>  Hi,
>>>>
>>>> I have some C++ code that I compiled into a dll for use in 32 bit R and
>>>> would like to recompile for use in 64bit R.  I thought it would be as
>>>> easy
>>>> as going to R-2.15.0\bib\x64 and running R CMD SHLIB mfregRF.c
>>>>
>>>>
>>>
>>> Is this Windows?
>>>
>>> 1. If so, is your OS 64-bit? Otherwise that R won't run for you.
>>> 2. Do you have the latest toolchain first in your PATH?
>>> 3. Do yo follow the details of the most recent version of the R
>>> Installation and Administration manual?
>>>
>>> Uwe Ligges
>>>
>>>
>>>
>>>
>>>
>>>
>>>   but that doesn't do anything.  It doesn't give me any error messages,
>>> but
>>>
>>>> it also doesn't create a shared (so) file. I just get the command prompt
>>>> back.
>>>>
>>>>  I also tried \bin\x64 R CMD SHLIB - help, and again got nothing but the
>>>> command prompt back.
>>>>
>>>> Just to check, I ran R CMD SHLIB from \bin\i386 on the same C++ files
>>>> and
>>>> it produced a working dll just like usual.
>>>>
>>>> Is there something that I need to do to the C++ files to make them
>>>> compatible with 64 bit?  They are not file that I made, so I do not know
>>>> how they were originally compiled.
>>>>
>>>> Thanks for any help.
>>>>
>>>> - Katharine
>>>>
>>>>        [[alternative HTML version deleted]]
>>>>
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>>>> >
>>>>
>>>> and provide commented, minimal, self-contained, reproducible code.
>>>>
>>>>
>>>
>>

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