Re: [Rd] compiler flags for performance

2019-06-14 Thread Dirk Eddelbuettel
On 14 June 2019 at 15:22, arnaud gaboury wrote: | I have build R with Intel MKL.The libraries are free for one year (maybe | did it change). The build is far from being trivial. Please find on my | github[0] some details Gee, when oh when does this "meme" of "I built R with MKL" die? BLAS/LAPAC

Re: [Rd] compiler flags for performance

2019-06-14 Thread arnaud gaboury
On Fri, Jun 14, 2019 at 1:44 PM lejeczek via R-devel wrote: > On 13/06/2019 16:14, Dirk Eddelbuettel wrote: > > On 13 June 2019 at 16:05, lejeczek via R-devel wrote: > > | I'd like to ask, and I believe this place here should be best as who > can > > | know better, if building R with different co

Re: [Rd] compiler flags for performance

2019-06-14 Thread lejeczek via R-devel
On 13/06/2019 16:14, Dirk Eddelbuettel wrote: > On 13 June 2019 at 16:05, lejeczek via R-devel wrote: > | I'd like to ask, and I believe this place here should be best as who can > | know better, if building R with different compilers and opt flags is > | something worth investing time into? > | >

Re: [Rd] compiler flags for performance

2019-06-13 Thread Dirk Eddelbuettel
On 13 June 2019 at 16:05, lejeczek via R-devel wrote: | I'd like to ask, and I believe this place here should be best as who can | know better, if building R with different compilers and opt flags is | something worth investing time into? | | Or maybe this a subject that somebody has already inv