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@ -306,4 +306,20 @@ one rank per socket. If using the Intel MPI library, threads should be pinned to
```
This is the default.
### Build setup for laptops, other compilers, non-cluster builds
Many versions of g++ and clang++ work with Grid, and involve merely replacing CXX (and MPICXX),
and omit the enable-mkl flag.
Single node builds are enabled with
```
--enable-comms=none
```
FFTW support that is not in the default search path may then enabled with
```
--with-fftw=<installpath>
```
BLAS will not be compiled in by default, and Lanczos will default to Eigen diagonalisation.