Rtools R Package. Extensive documentation on how to use it is available from the arch pacman webite. For building r all of the above plus.
Starting with r 4 0 0 released april 2020 r for windows uses a brand new toolchain bundle called rtools40. It is currently being maintained by duncan murdoch. 1 2 1013 os version.
Rtools is a collection of software for building packages for r under microsoft windows or for building r itself version 1 9 0 or later.
This version of rtools upgrades the mingw w64 gcc toolchains to version 8 3 0 and introduces a new build system based on msys2 which makes easier to build and maintain r itself as well as the system libraries needed by r packages on windows. 3 5 1 steps to reproduce the problem on a windows machine with r 3 5 1 install rtools in c rbuildtools. Building an rtools package. This is the path by default.
