Re: [R-pkg-devel] Cannot create C code with acceptable performance with respect to internal R command.

the BLAS fortran GEMM routine rewritten in C++ (there was an important rearrangement of the for loops to improve cache use) prod1 : call, in C++, of the BLAS fortran GEMM routine Luc Van: Avraham Adler Verzonden: vrijdag 6 december 2024 8:46 Aan: Luc De Wild

Re: [R-pkg-devel] Cannot create C code with acceptable performance with respect to internal R command.

rk Eddelbuettel Verzonden: donderdag 5 december 2024 15:09 Aan: Luc De Wilde CC: Tomas Kalibera ; r-package-devel@r-project.org ; Yves Rosseel Onderwerp: Re: [R-pkg-devel] Cannot create C code with acceptable performance with respect to internal R command. Luc, As Tomas mentioned, matrix-multipli

Re: [R-pkg-devel] Cannot create C code with acceptable performance with respect to internal R command.

Thank you very much, Tomas, now it's clear and I'll see what to do with that knowledge! Luc Van: Tomas Kalibera Verzonden: donderdag 5 december 2024 14:39 Aan: Luc De Wilde ; r-package-devel@r-project.org CC: Yves Rosseel Onderwerp: Re: [R

[R-pkg-devel] Cannot create C code with acceptable performance with respect to internal R command.

0 10.8967 11.13434 10.9449 11.02965 15.8397 100 .Call("prod0", m1, m2) 29.3336 30.7868 32.05114 31.0408 33.85935 45.5321 100 Can anyone explain why the compiled code in the package is so much slower than in R core? and Is there a way to improve the performanc

Re: [R-pkg-devel] New package with C++ code causes R abort in RStudio, not in R console.

to copy a string. I have looked at the documentation of Dr. Memory but not yet installed it. Luc Van: Ivan Krylov Verzonden: donderdag 14 november 2024 21:32 Aan: Luc De Wilde CC: r-package-devel@r-project.org ; Yves Rosseel Onderwerp: Re: [R-pkg-

Re: [R-pkg-devel] New package with C++ code causes R abort in RStudio, not in R console.

__ Van: Ivan Krylov Verzonden: dinsdag 12 november 2024 22:33 Aan: Luc De Wilde CC: r-package-devel@r-project.org Onderwerp: Re: [R-pkg-devel] New package with C++ code causes R abort in RStudio, not in R console. В Tue, 12 Nov 2024 21:09:54 +0000 Luc De Wilde пишет: > I have attached a d

Re: [R-pkg-devel] New package with C++ code causes R abort in RStudio, not in R console.

a heap corruption problem. I hope you, or someone else, can help me with this problem. Luc ________ Van: Ivan Krylov Verzonden: dinsdag 12 november 2024 22:33 Aan: Luc De Wilde CC: r-package-devel@r-project.org Onderwerp: Re: [R-pkg-devel] New package with C++ code causes R abort in RStudio, not in R

Re: [R-pkg-devel] New package with C++ code causes R abort in RStudio, not in R console.

Van: Ivan Krylov Verzonden: dinsdag 12 november 2024 22:33 Aan: Luc De Wilde CC: r-package-devel@r-project.org Onderwerp: Re: [R-pkg-devel] New package with C++ code causes R abort in RStudio, not in R console. � Tue, 12 Nov 2024 21:09:54 + Luc De Wilde

Re: [R-pkg-devel] New package with C++ code causes R abort in RStudio, not in R console.

: Visual Studio debugger works with the debug info stored in the dll, it asks for the location of the source file (.cpp) and then shows the correct location of the problematic instruction. Thanks a lot! Luc Van: Ivan Krylov Verzonden: dinsdag 12 november 2024

Re: [R-pkg-devel] New package with C++ code causes R abort in RStudio, not in R console.

e correct information to do so (in Windows)? Luc Van: Ivan Krylov Verzonden: dinsdag 12 november 2024 19:44 Aan: Luc De Wilde CC: r-package-devel@r-project.org ; Yves Rosseel Onderwerp: Re: [R-pkg-devel] New package with C++ code causes R abort in RStudio,

Re: [R-pkg-devel] New package with C++ code causes R abort in RStudio, not in R console.

to know exactly why the code works in R console but not in RStudio, and of course what can be done to make it work in RStudio also. Kind regards, Luc De Wilde Van: Vladimir Dergachev Verzonden: dinsdag 12 november 2024 18:15 Aan: Luc De Wilde CC: r

[R-pkg-devel] New package with C++ code causes R abort in RStudio, not in R console.

cause of the problem. I hope some of you have an idea how to handle this problem ... All the best, Luc De Wilde __ R-package-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-package-devel