[Gmsh] crashing of gmh 3.03

[Christophe Geuzaine]

> On 30 Jun 2017, at 14:45, walter steffe <walter.steffe at alice.it> wrote:
> 
> Hello
>  I am experiencing a crash with the last version of gmsh.
> 
> The segfault happen when I push update bottom on the mesh statistic (as
> required to see SICN,Gamma,...).
> Gmsh was built by myself on Ubuntu 16.04 following the usual procedure
> (mkdir build, cd build, cmake .., ccmake .., configure, make, sudo make
> install). No change in the default setting of cmake config. 
> 
> The problem was not present in gmsh 2.16 (the version I was using
> before)
> 
> Following is the trace of GDB. The fault seems to be related with
> libfltk 1.3. But libfltk 1.3 worked properly with gmsh 2.16.
> 

The latest git master should fix the issue.

Thanks for the report!

Christophe

> 
>   gdb) bt
> #0  0x00007ffff76dafc3 in ?? () from /usr/lib/x86_64-linux-
> gnu/libfltk.so.1.3
> #1  0x00007ffff76db6ad in Fl_Group::handle(int) () from
> /usr/lib/x86_64-linux-gnu/libfltk.so.1.3
> #2  0x00007ffff7707b9f in Fl_Tabs::handle(int) () from /usr/lib/x86_64-
> linux-gnu/libfltk.so.1.3
> #3  0x00007ffff76c4fbc in Fl::belowmouse(Fl_Widget*) () from
> /usr/lib/x86_64-linux-gnu/libfltk.so.1.3
> #4  0x00007ffff76db728 in Fl_Group::handle(int) () from
> /usr/lib/x86_64-linux-gnu/libfltk.so.1.3
> #5  0x00007ffff76c45ad in ?? () from /usr/lib/x86_64-linux-
> gnu/libfltk.so.1.3
> #6  0x00007ffff76c6503 in Fl::handle_(int, Fl_Window*) () from
> /usr/lib/x86_64-linux-gnu/libfltk.so.1.3
> #7  0x00007ffff772303b in ?? () from /usr/lib/x86_64-linux-
> gnu/libfltk.so.1.3
> #8  0x00007ffff7723484 in fl_wait(double) () from /usr/lib/x86_64-
> linux-gnu/libfltk.so.1.3
> #9  0x00007ffff76c5c9e in Fl::wait(double) () from /usr/lib/x86_64-
> linux-gnu/libfltk.so.1.3
> #10 0x00007ffff76c5d0d in Fl::run() () from /usr/lib/x86_64-linux-
> gnu/libfltk.so.1.3
> #11 0x0000000000cf7bc2 in FlGui::run ()
>     at /home/walter/Software/Geo/GeoModeler/gmsh-3.0.3-
> source/Fltk/FlGui.cpp:548
> #12 0x0000000000652cc1 in GmshFLTK (argc=argc at entry=1, argv=argv at entry=
> 0x7fffffffc298)
>     at /home/walter/Software/Geo/GeoModeler/gmsh-3.0.3-
> source/Common/Gmsh.cpp:429
> #13 0x00000000006465a0 in main (argc=1, argv=0x7fffffffc298)
>     at /home/walter/Software/Geo/GeoModeler/gmsh-3.0.3-
> source/Fltk/Main.cpp:41
> 
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-- 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science 
http://www.montefiore.ulg.ac.be/~geuzaine

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