Re: [R-pkg-devel] REAL(16) fails on M1 Macs

2021-01-14 Thread Dirk Eddelbuettel
On 14 January 2021 at 15:32, Rampal Etienne wrote: | I have a package with FORTRAN code using REAL(16) for accurate | computations. This package has been on CRAN for several years, but now | it suddenly fails on M1 Macs, apparently due to the use of REAL(16) - it | cannot handle higher precisi

[R-pkg-devel] REAL(16) fails on M1 Macs

2021-01-14 Thread Rampal Etienne
Hello, I have a package with FORTRAN code using REAL(16) for accurate computations. This package has been on CRAN for several years, but now it suddenly fails on M1 Macs, apparently due to the use of REAL(16) - it cannot handle higher precision than DOUBLE PRECISION, i.e. REAL(8). How do I so