[R-pkg-devel] Different behavior from devtools::check and install.packages() under Linux and Windows

[Ivan Krylov]

On Tue, 14 Dec 2021 08:48:23 -0500
Steve Gutreuter <sgutreuter using gmail.com> wrote:

> Error in set_makevars(.new, .path, makevars_file, assignment = 
> .assignment) :
>    Multiple results for CXX11FLAGS found, something is wrong.FALSE

set_makevars is a function from the "withr" package:
https://github.com/r-lib/withr/blob/main/R/makevars.R

This could be a bug in devtools or one of its dependencies. Try
producing a traceback() and contacting the respective package
developers. Does a simple R CMD check work for you?

-- 
Best regards,
Ivan