re building from source, this problem would be detected by checks in R
> configure scripts. I can reproduce the problem on Ubuntu 19.04 and MKL
> installed from binaries as described in Dirk's blog, both with R 3.5.2
> and R-devel, and the problem goes away on both when the variables are set
Dear R-devel team,
I've encountered problems with recent Rs (>= 3.5.3) and MKL. I've followed
Dirk's (http://dirk.eddelbuettel.com/blog/2018/04/15/) and Intel's (
https://software.intel.com/en-us/articles/quick-linking-intel-mkl-blas-lapack-to-r)
instructions and many versions of MKL. All works