Warn or error if Rcpp.h (and R.h) was included
還沒有人認領這個 Issue。
評估
研究方向
Start in RcppEigen.h and inspect how the Rcpp and R header guards are detected before Eigen is included. Trace the include order described in the issue, then confirm that including R.h or Rcpp.h before RcppEigen.h produces the intended warning without changing the normal direct-include path.
由索引模型根據 Issue 內容生成。
描述
As discussed over in Rcpp in https://github.com/RcppCore/Rcpp/pull/1402 we are seeing some side effects from some package including R.h and later including possible also Rcpp.h and then RcppEigen.h leaving some of the masking of R's own error() function as Rf_error() to not be effective so that it later clashes with Eigen function error().
In general, it is always cleanest to just include RcppEigen.h as it does take care of both the others. For RcppArmadillo this once lead to issues to that it (very early on) switch to an actual compile error. We may do that one day but for now it might be a good idea to at least warn from RcppEigen.h if the header guards for either or both of Rcpp and R are seen.
- 主要語言
- C++
- 星號
- 118
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- 43
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