Thanks, Simon, That helped a lot and I was able to debug the error. Also I got another advice in a private email from Rodney Sparapani where he suggested making symlinks to libRblas.dylib, libR.dylib in the workdir. That worked as well.
On Thu, Jul 9, 2020 at 1:16 AM Simon Urbanek <simon.urba...@r-project.org> wrote: > Dmitriy, > > due to permissions and the various limitations on passing environment > variables across processes it is often easier to simply run R and attach > the debugger to it: > > $ R > [...] > > Sys.getpid() > [1] 89955 > > > > $ sudo lldb > Password: > (lldb) attach 89955 > [...] > (lldb) c > Process 89955 resuming > > Also note that you shouldn't change Makeconf by hand, simply supply any > CFLAGS you need to configure, e.g.: > > ../R-devel/configure --enable-R-shlib 'CFLAGS=-Wall -g -O0' > 'CXXFLAGS=-Wall -g -O0' > > Cheers, > Simon > > > > On Jul 8, 2020, at 11:08 PM, Dmitriy Selivanov < > selivanov.dmit...@gmail.com> wrote: > > > > Dear all, > > > > I'm trying to debug a segfault reported here > > https://bugs.r-project.org/bugzilla/show_bug.cgi?id=17850 (thanks Kevin > for > > the nice article > > https://kevinushey.github.io/blog/2015/04/13/debugging-with-lldb/ about > > debugging with lldb) > > > > I need to compile R without optimization (with the O0 flag) instead of > > using binaries provided by Simon. > > > > Here I have difficulties. What I've tried: > > > > 1. Downloaded latest R-devel from > > https://stat.ethz.ch/R/daily/R-devel.tar.gz > > 2. Downloaded xz and pcre2 as suggested here > > https://mac.r-project.org/tools/ > > 3. run ./confilgure > > 4. replaced O2 with O0 in Makeconf > > 5. make > > > > Now R is compiled and I can launch it with ./bin/R. However when I run it > > with lldb > > > > 1. ./bin/R -d lldb > > 2. run > > > > I'm, getting: > > > > Process 74482 launched: > > '/Users/dmitry.selivanov/Downloads/R-devel/bin/exec/R' (x86_64) > > > > dyld: Library not loaded: libRblas.dylib > > > > Referenced from: /Users/dmitry.selivanov/Downloads/R-devel/bin/exec/R > > > > Reason: image not found > > > > Process 74482 stopped > > > > * thread #1, stop reason = signal SIGABRT > > > > frame #0: 0x0000000100574ebe dyld`__abort_with_payload + 10 > > > > dyld`__abort_with_payload: > > > > -> 0x100574ebe <+10>: jae 0x100574ec8 ; <+20> > > > > 0x100574ec0 <+12>: movq %rax, %rdi > > > > 0x100574ec3 <+15>: jmp 0x1005733e8 ; cerror_nocancel > > > > 0x100574ec8 <+20>: retq > > > > Target 0: (R) stopped. > > > > > > Any suggestions? Things are much easier on linux-based docker images, > but I > > can't reproduce the reported bug there... > > > > > > Regards > > Dmitriy Selivanov > > > > [[alternative HTML version deleted]] > > > > _______________________________________________ > > R-SIG-Mac mailing list > > R-SIG-Mac@r-project.org > > https://stat.ethz.ch/mailman/listinfo/r-sig-mac > > > > -- Regards Dmitriy Selivanov [[alternative HTML version deleted]] _______________________________________________ R-SIG-Mac mailing list R-SIG-Mac@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-mac
