Hi all. The same compiler problem appears on my gcc-4.0.2 shipped with ubuntu breezy. Well fixed with B.R. indication.
Antonio. 2006/5/26, Duncan Temple Lang <[EMAIL PROTECTED]>: > > > In addition to the compiler issues, the test should also be changed. > It should use R_tryEval() directly rather than Test_tryEval(). The test > preceeds the existence > of that exported routine that was motivated by the same > usage that gave rise to this test. > > I'll commit an update when I get a few minutes. > > D. > > Prof Brian Ripley wrote: > > What system is this? > > > > It should work under gcc-3.3.4, as the issue is visibility attributes > and > > they are not supposed to be supported on that compiler. (I suspect from > > the message that this is not a version of gcc released by GNU, a common > > source of problems.) I happen to have an i686 FC3 system with a gcc > 3.3.5 > > compiled from the GNU sources (to help track down a bug in code > generated > > by that compiler), and that does work in tests/Embedding. > > > > In src/main/context.c you will find > > > > context.c:Rboolean attribute_hidden R_ToplevelExec(void (*fun)(void *), > > void *data) > > > > and you need to remove 'attribute_hidden' and recompile. > > > > (There is a known problem here with gcc >= 4.0.0, with this fix in the > > pre-2.3.1 sources. We know that certain RedHat systems have gcc3's that > > support visibility, not always completely.) > > > > > On Thu, 25 May 2006, George Ostrouchov wrote: > > > >> I am compiling the Embedding examples in the tests directory and get an > >> undefined reference. I include the make output as well as grep'd output > >> of nm on libR.so and compiler and arch information. Do I have an > >> improperly built R shared library or is there a problem with the > >> Embedding tests or something else I am not seeing? > >> > >> Thanks for any help! > >> George > >> > >> > >> [EMAIL PROTECTED]:/data5/ost/R/R-2.3.0/tests/Embedding> make > >> ../../bin/R CMD LINK gcc -o Rtest Rtest.o embeddedRCall.o -L`cd ../.. > && > >> /bin/pwd`/lib -lR > >> gcc -o Rtest Rtest.o embeddedRCall.o > >> -L/autofs/tewa_data5/ost/R/R-2.3.0/lib -lR -Wl,--rpath > >> -Wl,/data5/ost/R/R-2.3.0/lib > >> embeddedRCall.o(.text+0x1e): In function `Test_tryEval': > >> /autofs/tewa_data5/ost/R/R-2.3.0/tests/Embedding/embeddedRCall.c:81: > >> undefined reference to `R_ToplevelExec' > >> collect2: ld returned 1 exit status > >> make: *** [Rtest] Error 1 > >> [EMAIL PROTECTED]:/data5/ost/R/R-2.3.0/tests/Embedding> cd > >> /autofs/tewa_data5/ost/R/R-2.3.0/lib > >> [EMAIL PROTECTED]:/autofs/tewa_data5/ost/R/R-2.3.0/lib> nm libR.so | grep > >> R_Top > >> 000000000042c920 B R_Toplevel > >> 000000000042cae8 B R_ToplevelContext > >> 000000000007a7b0 t R_ToplevelExec > >> [EMAIL PROTECTED]:/autofs/tewa_data5/ost/R/R-2.3.0/lib> gcc --version > >> gcc (GCC) 3.3.4 (pre 3.3.5 20040809) > >> Copyright (C) 2003 Free Software Foundation, Inc. > >> This is free software; see the source for copying conditions. There is > NO > >> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR > PURPOSE. > >> > >> [EMAIL PROTECTED]:/autofs/tewa_data5/ost/R/R-2.3.0/lib> arch > >> x86_64 > >> [EMAIL PROTECTED]:/autofs/tewa_data5/ost/R/R-2.3.0/lib> > >> > >> > >> > > > > ______________________________________________ > R-devel@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-devel > Antonio, Fabio Di Narzo. [[alternative HTML version deleted]] ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
