I experienced the same thing. I switched to libRblas.vecLib.dylib and got
the remarkable speedup
in matrix multiplication, but sessionInfo doersn't show that I'm using it.
MacBook Pro (14-inch, 2021)
sessionInfo()
R version 4.2.2 (2022-10-31)
Platform: aarch64-apple-darwin20 (64-bit)
Running
When running
R CMD INSTALL xxx.tar.gz
I get a lot of warnings, the first being
ld: warning: -undefined dynamic_lookup may not work with chained fixups
followed by several of the type
ld: warning: could not create compact unwind for _yyy_: registers 72 and
73 not saved contiguously in frame
Göran,
you can ignore the Fortran warnings, the ones you listed are not related to the
code.
As for "undefined dynamic_lookup may not work with chained fixups" the easiest
is to run
export MACOSX_DEPLOYMENT_TARGET=11.0
before you compile your package. Alternatively you can add
Hi all,
First post, and my apologies if this was addressed already elsewhere, but
did not seem so to me. This post is (I think) purely about the
behavior of sessionInfo()
after I switch the BLAS to Apple's Accelerate vecLib.
I installed R 4.2.2 on macOS Monterey 12.6.2 (with an M1 chip)
