On Sat, Apr 7, 2012 at 4:13 PM, Tom Rondeau <t...@trondeau.com> wrote: > On Sat, Apr 7, 2012 at 9:48 AM, Alexandru Csete <oz9...@gmail.com> wrote: >> Greetings, >> >> I'm getting segmentation faults in a C++ application when I restart >> the flow graph, i.e by doing: >> >> tb->start() >> ... >> tb->stop() >> tb->wait() >> ... >> tb->start() >> (crashes) >> >> Running the application through a debugger suggests it is >> volk_32f_s32f_multiply_32f_a_sse which is used by a gr_multiply_ff() >> block. I end up with the attached assembly dump with a marker >> highlighting line 19. >> >> I have attached a simple python flow graph, which also crashes for me. >> Note that the python code was originally generated by GRC and it used >> gr.multiply_const_vff which didn't crash. I manually changed it to >> gr.multiply_const_ff to provoke the crash. >> >> This is happening on Ubuntu 11.04 64 bit and intel i7 processor. I'm >> also seeing the message "Using Volk machine: sse4_2_64" when I start >> the graph. GNU Radio is built using cmake. >> >> Alex > > What version of GNU Radio are you using? This sounds like a bug that > was fixed a little while ago and is not a release version yet (will be > in 3.5.3). >
Hi Tom, I pulled from origin/master earlier today. Git describe says v3.5.2.1-103-gfaf1d33 Is there another branch I can try? Alex _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
