Davor, A good place to start might be to mirror the behavior of the str in base R. That gives quick truncated information, the kind that is helpful in debugging.
-Andrew On Mon, Jan 24, 2011 at 7:55 PM, Dirk Eddelbuettel <e...@debian.org> wrote: > > On 24 January 2011 at 16:36, Davor Cubranic wrote: > | To follow up my original post, it is possible to define GDB > pretty-printers using Python. (See > http://sourceware.org/gdb/onlinedocs/gdb/Pretty-Printing.html.) Would > people be interested in having Rcpp-specific pretty printers? > > That would be great. I have read about this feature ever since gcb 7.0 was > announced but have never used. It probably would make a lot of sense here. > > Dirk > > | Davor > | > | On 2011-01-19, at 7:01 AM, Dirk Eddelbuettel wrote: > | > | > > | > On 19 January 2011 at 08:43, Douglas Bates wrote: > | > | > | 2) Is there a simple way to include debugging symbols/keep values > from > | > | > | getting optimized out when building with Rcpp? > | > | > > | > | > You could always include -g and then strip what you don't need -- > which is > | > | > what Debian and Ubuntu do to give you the *-dbg packages. > | > | > > | > | > R sits on top of Makefile logic, and make is pretty powerful > language. You > | > | > can (literally) do just about anything.... Setting CFGLAGS / > CXXFLAGS or > | > | > their PKG_* variants is probably easiest. > | > | > | > | Or create a file $HOME/.R/Makevars and define CXXFLAGS and CFLAGS in > | > | there. I have the following contents > | > | > | > | CFLAGS= -g -pipe -std=gnu99 -Wall -pedantic > | > | CFLAGS= -g -O3 -pipe -std=gnu99 -Wall -pedantic > | > | CXXFLAGS= -g -pipe -Wall -pedantic > | > | CXXFLAGS= -g -pipe -std=c++0x -Wall -pedantic > | > | CXXFLAGS= -g -O3 -pipe -Wall -pedantic > | > | CXXFLAGS= -g -O3 -pipe -std=c++0x -Wall -pedantic > | > | > | > | and comment out the trailing lines if I want to suppress the c++0x > | > | standard or the optimization when using the debugger. > | > > | > Seconded. > | > > | > That is actually what I do, including the better-than-awesome ccache: > | > > | > edd@max:~$ cat .R/Makevars > | > # edd 03 Mar 2009 > | > > | > ## for C code > | > CFLAGS=-g -O3 -Wall -pipe -pedantic -std=gnu99 > | > #CFLAGS=-O3 -g0 -Wall -pipe -std=gnu99 > | > ## for C++ code > | > CXXFLAGS= -g -O3 -Wall -pipe -pedantic -Wno-variadic-macros > | > #CXXFLAGS= -g0 -O3 -Wall -pipe -Wno-variadic-macros > | > #CXXFLAGS= -O3 -g0 -Wall -pipe > | > ## for Fortran code > | > #FFLAGS=-g -O3 -Wall -pipe > | > FFLAGS=-O3 -g0 -Wall -pipe > | > ## for Fortran 95 code > | > #FCFLAGS=-g -O3 -Wall -pipe > | > FCFLAGS=-O3 -g0 -Wall -pipe > | > > | > CC=ccache gcc > | > CXX=ccache g++ > | > FC=ccache gfortran > | > F77=ccache gfortran > | > MAKE=make -j4 > | > edd@max:~$ > | > > | > > | > The -Wno-variadic-macros was once needed when Romain was a tad more > | > aggressive in trying new C++0x features. > | > > | > The 'make -j4' also takes care of parallel builds. > | > > | > Dirk > | > > | > -- > | > Dirk Eddelbuettel | e...@debian.org | http://dirk.eddelbuettel.com > | > _______________________________________________ > | > Rcpp-devel mailing list > | > Rcpp-devel@lists.r-forge.r-project.org > | > > https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/rcpp-devel > | > > -- > Dirk Eddelbuettel | e...@debian.org | http://dirk.eddelbuettel.com > _______________________________________________ > Rcpp-devel mailing list > Rcpp-devel@lists.r-forge.r-project.org > https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/rcpp-devel >
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