[Rcpp-devel] Rcpp::sourceCpp Problem with R 4.3 update

[Dominick Samperi]

Rtools43 is bleeding edge, and it is possible I was working with a stale
version.

On Tue, May 30, 2023 at 3:25 PM Dominick Samperi <djsamperi at gmail.com>
wrote:

> Thanks for the feedback. I don't remember making such mods, and I am using
> the latest Rcpp, but to be safe I reinstalled Rtools43 and R 4.3.0 and the
> problem is resolved! Sorry about the false alarm.
>
> Actually, I had two different installations of Rcpp, one under Program
> Files\R\R-4.3.0, and
> one under the directory pointed to by R_LIBS_USER (c:\w\R\4.3). I think R
> now uses some
> directory under \Users\name\AppData for user packages by default. There
> may have been
> a small change with 4.3 in the way
> R_LIBS and R_LIBS_USER are handled, in that the latter must be used to get
> local packages
> NOT to be installed under \Users\name\AppData.
>
> Dominick
>
>
> On Tue, May 30, 2023 at 3:03 PM Kevin Ushey <kevinushey at gmail.com> wrote:
>
>> I'm also not able to reproduce, but I see a different linker invocation:
>>
>> g++ -shared -static-libgcc -o sourceCpp_3.dll tmp.def file43185fe94049.o
>> -LC:/rtools43/x86_64-w64-mingw32.static.posix/lib/x64
>> -LC:/rtools43/x86_64-w64-mingw32.static.posix/lib -LC:/R/R-43~1.0/bin/x64
>> -lR
>>
>> In particular, yours is passing both '-std=gnu++17' and '-s'. Have you
>> modified your R Makevars file, or R installation's etc/Makeconf?
>>
>> On Tue, May 30, 2023 at 11:43 AM Alexander Ilich <ailich at usf.edu> wrote:
>>
>>> What version of Rcpp are you using? With R 4.3 and Rcpp 1.0.10 I have no
>>> issues.
>>>
>>> library(Rcpp)
>>>
>>>
>>> Rcpp::sourceCpp(code='
>>>   #include <Rcpp.h>
>>>   using namespace Rcpp;
>>>   // [[Rcpp::export()]]
>>>   SEXP cpptest(NumericVector v) {
>>>     return v;
>>>   }'
>>> )
>>> cpptest(1:5)
>>> #> [1] 1 2 3 4 5
>>>
>>>
>>> R.version
>>> #>                _
>>> #> platform       x86_64-w64-mingw32
>>> #> arch           x86_64
>>> #> os             mingw32
>>> #> crt            ucrt
>>> #> system         x86_64, mingw32
>>> #> status
>>> #> major          4
>>> #> minor          3.0
>>> #> year           2023
>>> #> month          04
>>> #> day            21
>>> #> svn rev        84292
>>> #> language       R
>>> #> version.string R version 4.3.0 (2023-04-21 ucrt)
>>> #> nickname       Already Tomorrow
>>> packageVersion("Rcpp")
>>> #> [1] '1.0.10'
>>> ------------------------------
>>> *From:* Rcpp-devel <rcpp-devel-bounces at lists.r-forge.r-project.org> on
>>> behalf of Dominick Samperi <djsamperi at gmail.com>
>>> *Sent:* Tuesday, May 30, 2023 2:27 PM
>>> *To:* rcpp-devel <Rcpp-devel at r-forge.wu-wien.ac.at>
>>> *Subject:* [Rcpp-devel] Rcpp::sourceCpp Problem with R 4.3 update
>>>
>>> Looks like the recent update to R 4.3 broke Rcpp::sourceCpp.
>>>
>>> Here is a simple example...
>>>
>>> library(Rcpp)
>>> Rcpp::sourceCpp(code='
>>>   #include <Rcpp.h>
>>>   using namespace Rcpp;
>>>   // [[Rcpp::export()]]
>>>   SEXP cpptest(NumericVector v) {
>>>     return v;
>>>   }'
>>> )
>>> cpptest(1:5)
>>>
>>> This works without problems under R 4.2.3, but under R 4.3 I get...
>>>
>>> using C++ compiler: 'G__~1.EXE (GCC) 12.2.0'
>>> C:\rtools43\x86_64-w64-mingw32.static.posix\bin/ld.exe: internal error:
>>> aborting at ../../binutils-2.40/ld/ldlang.c:527 in compare_section
>>> C:\rtools43\x86_64-w64-mingw32.static.posix\bin/ld.exe: please report
>>> this bug
>>> collect2.exe: error: ld returned 1 exit status
>>> g++ -std=gnu++17  -I"c:/PROGRA~1/R/R-43~1.0/include" -DNDEBUG
>>> -I"C:/PROGRA~1/R/R-43~1.0/library/Rcpp/include"
>>> -I"C:/Users/djsam/AppData/Local/Temp/RtmpKEsaiY/sourceCpp-x86_64-w64-mingw32-1.0.10"
>>>   -I"C:/rtools43/x86_64-w64-mingw32.static.posix/include"     -O2 -Wall
>>>  -mfpmath=sse -msse2 -mstackrealign  -c filebb0108a7dbf.cpp -o
>>> filebb0108a7dbf.o
>>> g++ -std=gnu++17 -shared -s -static-libgcc -o sourceCpp_2.dll tmp.def
>>> filebb0108a7dbf.o -LC:/rtools43/x86_64-w64-mingw32.static.posix/lib/x64
>>> -LC:/rtools43/x86_64-w64-mingw32.static.posix/lib
>>> -Lc:/PROGRA~1/R/R-43~1.0/bin/x64 -lR
>>> Error in Rcpp::sourceCpp(code = "\n  #include <Rcpp.h>\n  using
>>> namespace Rcpp;\n  // [[Rcpp::export()]]\n  SEXP cpptest(NumericVector v)
>>> {\n    return v;\n  }") :
>>>   Error occurred building shared library.
>>>
>>> Thanks,
>>> Dominick
>>>
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>>
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