Sorry if line breaks are missing from the test.cpp example file in my original post.
On Wed, Sep 20, 2017 at 2:00 PM, Jonah S Gabry <jsg2...@columbia.edu> wrote: > With clang4 installed and Makevars updated as described at > https://cran.r-project.org/bin/macosx/ we are finding unexpected behavior > related to exceptions. The issue was brought to our attention at > > http://discourse.mc-stan.org/t/error-in-rstan-2-16-2-after- > upgrading-to-r-3-4-1-with-clang-4-0-0/1893 > > but here is a minimal example: > > Put the following in "test.cpp": > > #include <Rcpp.h> using namespace Rcpp; // [[Rcpp::export]] int > throw_exception() { std::stringstream errmsg; errmsg << "this is an > exception"; throw std::domain_error(errmsg.str()); return 0; } > > Then compile and test it with: > > Rcpp::sourceCpp("test.cpp") > throw_exception() > > The output is: > > Error in throw_exception() : c++ exception (unknown reason) > > But the expected output (and the output I get when using e.g. the clang > installation from Xcode) is: > > Error in throw_exception() : this is an exception > > Is this a known issue? > > Thanks, > > Jonah > > ----- > > I'm running the following: > > R version 3.4.1 (2017-06-30) > Platform: x86_64-apple-darwin15.6.0 (64-bit) > Running under: macOS Sierra 10.12.6 > [[alternative HTML version deleted]] _______________________________________________ R-SIG-Mac mailing list R-SIG-Mac@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-mac