[Rcpp-devel] segmentation fault when wrapping a big Eigen 2-d array

Dirk Eddelbuettel edd at debian.org
Thu Apr 12 03:07:27 CEST 2018


On 9 April 2018 at 09:51, Jack Wasey wrote:
| I seem to tread in unusual code paths often, which is
| why I appreciate so much your guidance. I can't reproduce the error now
| I've converted from integer Eigen matrix to Rcpp::IntegerMatrix, then
| within Rcpp, Integer to Logical matrices. 

I think it is super tempting to write compact code like that.  But the
template magic is a little fragile, and nesting does not seem to help.  So I
just learned to be defensive and do it one step at time..

Dirk

-- 
http://dirk.eddelbuettel.com | @eddelbuettel | edd at debian.org


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