search for: optimflags

...- This happens in three different systems, one using gcc-4.7.2 (Debian 4.7.2-5) and two with 4.8.2 (Debian 4.8.2-1) - I have configured and compiled R trying to follow debian/rules in the r-base-core package. This is what I do: ## with gcc-4.8 using -O3 or -O2 both lead to the check failure optimflags="-O2 -pipe -g" export CC="gcc -std=gnu99" export CXX=g++ export F77=gfortran export FC=gfortran export CFLAGS=$optimflags export CXXFLAGS=$optimflags export FFLAGS=$optimflags export FCFLAGS=$optimflags export LDFLAGS=-Wl,-O1 ./configure --with-cairo \ --with-jpeglib...

On Tue, 21 May 2024 07:08:02 -0500 Dirk Eddelbuettel <edd at debian.org> wrote: > You cannot undo what it is in R's own /etc/R/Makeconf via a > programmatic way via some sort of option or alike. I think this is about the following line in debian/rules: optimflags = `DEB_BUILD_MAINT_OPTIONS=optimize=-lto dpkg-buildflags --get CFLAGS` https://sources.debian.org/src/r-base/4.4.0-2/debian/rules/#L101 ...which later propagares to cxxflags = $(optimflags) and eventually CXXFLAGS="$(cxxflags)" ... ./configure. On Sid, dpkg-buildflags --get CFLAGS...

Hi All, I am trying to use a neural network for my work, but I am not sure about my approach to select a parsimonious model. In R with nnet, the IAC has not been defined for a feed-forward neural network with a single hidden layer. Is this because it does not make sens mathematically in this case? For example, is this pseudo code sensible? Thanks in advance for your help. I am sorry if this

On 21 May 2024 at 13:01, Jeroen Ooms wrote: | Compiling packages with C++ code using the default r-base-dev | configuration on debian:sid shows a lot of: | | cc1plus: warning: '-Werror=' argument | '-Werror=implicit-function-declaration' is not valid for C++ | | Can this flag be removed from R CMD config CXXFLAGS? "No." That was quoting Simon Urbanek from a few

...ot undo what it is in R's own /etc/R/Makeconf via a >> programmatic way via some sort of option or alike. > I think this is about the following line in debian/rules: Without having looked in much detail, I guess foer the CXXFLAGS we want dpkg-buildflags --get CXXFLAGS? Best -k > optimflags = `DEB_BUILD_MAINT_OPTIONS=optimize=-lto dpkg-buildflags --get CFLAGS` > https://sources.debian.org/src/r-base/4.4.0-2/debian/rules/#L101 > ...which later propagares to cxxflags = $(optimflags) and > eventually CXXFLAGS="$(cxxflags)" ... ./configure. > On Sid, dpkg-bui...