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What version of Rcpp are you using? With R 4.3 and Rcpp 1.0.10 I have no issues.</div>
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<div class="ContentPasted0">library(Rcpp)</div>
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<div class="ContentPasted0">Rcpp::sourceCpp(code='</div>
<div class="ContentPasted0"> #include <Rcpp.h></div>
<div class="ContentPasted0"> using namespace Rcpp;</div>
<div class="ContentPasted0"> // [[Rcpp::export()]]</div>
<div class="ContentPasted0"> SEXP cpptest(NumericVector v) {</div>
<div class="ContentPasted0"> return v;</div>
<div class="ContentPasted0"> }'</div>
<div class="ContentPasted0">)</div>
<div class="ContentPasted0">cpptest(1:5)</div>
<div class="ContentPasted0">#> [1] 1 2 3 4 5</div>
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<div class="ContentPasted0">R.version</div>
<div class="ContentPasted0">#> _ </div>
<div class="ContentPasted0">#> platform x86_64-w64-mingw32 </div>
<div class="ContentPasted0">#> arch x86_64 </div>
<div class="ContentPasted0">#> os mingw32 </div>
<div class="ContentPasted0">#> crt ucrt </div>
<div class="ContentPasted0">#> system x86_64, mingw32 </div>
<div class="ContentPasted0">#> status </div>
<div class="ContentPasted0">#> major 4 </div>
<div class="ContentPasted0">#> minor 3.0 </div>
<div class="ContentPasted0">#> year 2023 </div>
<div class="ContentPasted0">#> month 04 </div>
<div class="ContentPasted0">#> day 21 </div>
<div class="ContentPasted0">#> svn rev 84292 </div>
<div class="ContentPasted0">#> language R </div>
<div class="ContentPasted0">#> version.string R version 4.3.0 (2023-04-21 ucrt)</div>
<div class="ContentPasted0">#> nickname Already Tomorrow</div>
<div class="ContentPasted0">packageVersion("Rcpp")</div>
<div class="ContentPasted0">#> [1] '1.0.10'</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Rcpp-devel <rcpp-devel-bounces@lists.r-forge.r-project.org> on behalf of Dominick Samperi <djsamperi@gmail.com><br>
<b>Sent:</b> Tuesday, May 30, 2023 2:27 PM<br>
<b>To:</b> rcpp-devel <Rcpp-devel@r-forge.wu-wien.ac.at><br>
<b>Subject:</b> [Rcpp-devel] Rcpp::sourceCpp Problem with R 4.3 update</font>
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<div dir="ltr">Looks like the recent update to R 4.3 broke Rcpp::sourceCpp.
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<div>Here is a simple example...</div>
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<div>library(Rcpp)<br>
Rcpp::sourceCpp(code='<br>
#include <Rcpp.h><br>
using namespace Rcpp;<br>
// [[Rcpp::export()]]<br>
SEXP cpptest(NumericVector v) {<br>
return v;<br>
}'<br>
)<br>
cpptest(1:5)<br>
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<div>This works without problems under R 4.2.3, but under R 4.3 I get...</div>
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<div>using C++ compiler: 'G__~1.EXE (GCC) 12.2.0'<br>
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<br>
C:\rtools43\x86_64-w64-mingw32.static.posix\bin/ld.exe: please report this bug<br>
collect2.exe: error: ld returned 1 exit status<br>
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<br>
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<br>
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 }") :
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Error occurred building shared library.<br>
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<div>Thanks,</div>
<div>Dominick</div>
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