After initial call to cpp_source('file.cpp'), any subsequent calls to cpp_source('file.cpp') appear to have no effect on the actual compiled function - regardless of changes made to file.cpp.
file.cpp
#include"cpp11.hpp"usingnamespacecpp11;[[cpp11::register]]intone() {
return1;
}R sesssion
library(cpp11)
cpp_source("file.cpp")
one()
#> [1] 1Make changes to file.cpp (return 2 instead of 1), save...
#include"cpp11.hpp"usingnamespacecpp11;[[cpp11::register]]intone() {
return2; // change to 2
}Back to R session. Return value is still 1.
rm(one)
cpp_source("file.cpp")
one()
#> [1] 1I have tried reinstalling cpp11 and Rtools - same result.
sessioninfo::session_info()
#> - Session info ---------------------------------------------------------------#> setting value #> version R version 4.0.3 (2020-10-10)#> os Windows 10 x64 #> system x86_64, mingw32 #> ui RTerm #> language (EN) #> collate English_United States.1252 #> ctype English_United States.1252 #> tz America/Chicago #> date 2021-01-08 #> #> - Packages -------------------------------------------------------------------#> package * version date lib source #> assertthat 0.2.1 2019-03-21 [1] CRAN (R 4.0.2)#> cli 2.2.0 2020-11-20 [1] CRAN (R 4.0.3)#> cpp11 * 0.2.4 2020-11-05 [1] CRAN (R 4.0.3)#> crayon 1.3.4 2017-09-16 [1] CRAN (R 4.0.2)#> digest 0.6.25 2020-02-23 [1] CRAN (R 4.0.2)#> evaluate 0.14 2019-05-28 [1] CRAN (R 4.0.2)#> fansi 0.4.1 2020-01-08 [1] CRAN (R 4.0.2)#> glue 1.4.2 2020-08-27 [1] CRAN (R 4.0.2)#> highr 0.8 2019-03-20 [1] CRAN (R 4.0.2)#> htmltools 0.5.0 2020-06-16 [1] CRAN (R 4.0.2)#> knitr 1.30 2020-09-22 [1] CRAN (R 4.0.2)#> magrittr 1.5 2014-11-22 [1] CRAN (R 4.0.2)#> rlang 0.4.8 2020-10-08 [1] CRAN (R 4.0.3)#> rmarkdown 2.4 2020-09-30 [1] CRAN (R 4.0.2)#> sessioninfo 1.1.1 2018-11-05 [1] CRAN (R 4.0.2)#> stringi 1.5.3 2020-09-09 [1] CRAN (R 4.0.2)#> stringr 1.4.0 2019-02-10 [1] CRAN (R 4.0.2)#> withr 2.3.0 2020-09-22 [1] CRAN (R 4.0.2)#> xfun 0.18 2020-09-29 [1] CRAN (R 4.0.2)#> yaml 2.2.1 2020-02-01 [1] CRAN (R 4.0.2)#> #> [1] C:/Users/Scott/Documents/R/win-library/4.0#> [2] C:/Program Files/R/R-4.0.3/library
After initial call to
cpp_source('file.cpp'), any subsequent calls tocpp_source('file.cpp')appear to have no effect on the actual compiled function - regardless of changes made tofile.cpp.file.cpp
R sesssion
Make changes to file.cpp (return 2 instead of 1), save...
Back to R session. Return value is still 1.
I have tried reinstalling cpp11 and Rtools - same result.