[Rd] Notes on building a gcc toolchain for Rtools (but not multilib)

[Hsiu-Khuern Tang]

On Tue, Mar 10, 2015 at 8:54 PM, Avraham Adler <avraham.adler at gmail.com> wrote:
> On Tue, Mar 10, 2015 at 3:17 PM, Duncan Murdoch
> <murdoch.duncan at gmail.com> wrote:
>>
>> That's a bug.  I haven't tracked down what's going wrong with our
>> regular code.  If I can't find that and fix it soon, I'll make Internet2
>> the default.  For now, you can do it yourself using the instructions on
>> ?setInternet2.
>>
>> Duncan Murdoch
>
> I successfully rebuilt R-devel_2015-03-09 with the most recent version
> of Rtools tonight, building both ICU_531 and this time libcurl (7.39)
> as well (and OpenBLAS, of course). The internet bug is still there,
> but the rest of make-check all passed with flying colors, as did
> building 'microbenchmark' from source (with all the other needed
> packages, including Rcpp and Hsiu-Kheurn's change to NM was *not*
> used).
> ...

The NM_FILTER change seems to be needed only when compiling C++ code
with -std=c++11 or -std=gnu++11.

Even though the current CRAN policy doesn't allow the C++11 standard,
it would still be useful to document this, perhaps in the Writing R
Extensions manual.

- Hsiu-Khuern