[Rd] R build BLAS/LAPACK debugging ('dgemmtr_' undefined)

[Ivan Krylov]

В Mon, 26 Jan 2026 12:45:41 -0500
Ben Bolker <bbolker using gmail.com> пишет:

> Then `make` fails with:
> 
> byte-compiling package 'grDevices'
> Warning in solve.default(rgb) :
>    unable to load shared object
> '/home/bolker/R/r-build/modules//lapack.so':
> /home/bolker/R/r-build/lib/libRlapack.so: undefined symbol: dgemmtr_
> Error in solve.default(rgb) : LAPACK routines cannot be loaded

.../configure --with-2025blas should help with this by linking the
subroutines missing in older versions of OpenBLAS but required by
R-bundled LAPACK from a separate file.

-- 
Best regards,
Ivan