--- On Fri, 8/4/11, Martin Maechler <maech...@stat.math.ethz.ch> wrote:
> Fantastic. Thanks a lot, Luke! > > .... I can close the thread just to say the final > "it wasn't > Matrix after all!" > ;-) I am glad it is all working out - I have spent way too much time on this, having gone through about 4 different packages to get to the bottom. finger-cross gctorture(TRUE) works - and continue to :-)... until next time. Cheers, Hin-Tak > > > On Fri, Apr 8, 2011 at 20:48, <luke-tier...@uiowa.edu> > wrote: > > Fixed in R-devel by 55385 and R-2-113-branch by > 55386. > > > > The problem was a call to install() in the C srouce > code without > > protecting another value before the install call. This > particular > > issue was very unlikely to cause a problem outside of > a gctorture > > context, but in that context with the memory checking > enabled by the > > strict barrier it will get caught. > > > > Quick notes in case someone else needs to track this > sort of thing > > down: When gctorture is used in conjuction with the > memory checks > > enabled by the strict barrier it is very likely that > an error will be > > detected and signaled very close to where the problem > in the C code > > actually is, which is why I tried an example using > only regexpr when > > the error was being signaled there. Once a > reproducable example is > > found, setting a breakpoint in memory.c:CHK on the > line that signals > > the error gives a stack trace of the C calls involved, > and in this > > case the culprit was pretty easy to find at that > point. > > > > luke > > > > On Fri, 8 Apr 2011, Hin-Tak Leung wrote: > > > >> --- On Fri, 8/4/11, peter dalgaard <pda...@gmail.com> > wrote: > >> > >>> On Apr 7, 2011, at 23:57 , Hin-Tak Leung > wrote: > >>> > >>> > > Oh, I am tracking both R and Matrix > via git-svn and > >>> retrieves all revisions to all branches daily > (or at least, > >>> regularly). I.e. R svn head. 2.13.0 only > forked off > >>> recently and most of the > trunk<->2.13.0rc differences > >>> are so far mostly documentation-related. I > could switch to > >>> track R 2.13.x branch if you insist. > >>> > > >>> Please do. It's the branch that is supposed to > stabilize > >>> during prerelease times. > >>> > >>> Also, please check the prerelease tarballs, > errors in "make > >>> dist" are not caught when building from svn. > >> > >> Just so that there is no doubt, here is the recipe > with the latest rc tar > >> ball, cutting-and-pasting from my command > history: > >> > >> wget -m > >> http://cran.r-project.org/src/base-prerelease/R-rc_2011-04-07_r55373.tar.gz > >> cd /tmp > >> tar -zxpvf > >> > ~/cran.r-project.org/src/base-prerelease/R-rc_2011-04-07_r55373.tar.gz > >> cd R-rc/ > >> export DEFS='-DUSE_TYPE_CHECKING_STRICT > -DR_MEMORY_PROFILING' ; > >> ./configure --enable-memory-profiling > --enable-strict-barrier > >> --enable-byte-compiled-packages > --with-valgrind-instrumentation=2 ; make > >> cd src/library/ > >> cd Recommended/ > >> ../../../bin/R CMD check --use-gct > Matrix_0.999375-49.tar.gz > >> > >> ------------------------------ > >> ... > >> Running examples in ‘Matrix-Ex.R’ failed > >> The error occurred in: > >> > >> > >> R version 2.13.0 RC (2011-04-07 r55373) > >> Copyright (C) 2011 The R Foundation for > Statistical Computing > >> ISBN 3-900051-07-0 > >> Platform: x86_64-unknown-linux-gnu (64-bit) > >> ... > >>> > >>> pkgname <- "Matrix" > >>> source(file.path(R.home("share"), "R", > "examples-header.R")) > >>> gctorture(TRUE) > >>> options(warn = 1) > >>> library('Matrix') > >> > >> Loading required package: lattice > >> Error in regexpr("package:", envName, fixed = > TRUE) : > >> unprotected object (0x3be2ba8) encountered (was > INTSXP) > >> Error: package/namespace load failed for 'Matrix' > >> Execution halted > >> ------------------------- > >> > >> > >> ______________________________________________ > >> R-devel@r-project.org > mailing list > >> https://stat.ethz.ch/mailman/listinfo/r-devel > > > > -- > > Luke Tierney > > Statistics and Actuarial Science > > Ralph E. Wareham Professor of Mathematical Sciences > > University of Iowa Phone: > 319-335-3386 > > Department of Statistics and Fax: > 319-335-3017 > > Actuarial Science > > 241 Schaeffer Hall email: > l...@stat.uiowa.edu > > Iowa City, IA 52242 WWW: http://www.stat.uiowa.edu > ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel