Own build, crash at __pyx_f_5mciso_isosurface._omp_fn.0

[bartoszek]

I was going to pack this plugin as a Archlinux AUR package.
Build process went smooth, but when triggering surface calculation plugin crashes.
blender stdout:

create isosurfer handlers...
isosurfer handler created successfully!
Start calculation of isosurface...frame: 2
  ----Surf Object: IsoSurface ----
  WARNING: no IsoLocalUV prop found
  WARNING: not same numbers of props found
  pack particles: 0.06489999999999974 sec
  Voxel size: 1.0
  Minimum BBox: -4.0 -4.0 -4.0
  Maximum BBox: 4.0 4.0 4.0
  3D Subdivisions: 8 8 8
Thread 34 "blender" received signal SIGSEGV, Segmentation fault.

(gdb) bt
#0  0x00007fffa68198f2 in __pyx_f_5mciso_isosurface._omp_fn.0 () at mciso.c:1789
#1  0x00007fffeb3168ee in gomp_thread_start (xdata=<optimized out>) at /build/gcc-multilib/src/gcc/libgomp/team.c:120
#2  0x00007fffec1c308a in start_thread () from /usr/lib/libpthread.so.0
#3  0x00007fffebcf71bf in clone () from /usr/lib/libc.so.6

(gdb) frame
#0  0x00007fffa68198f2 in __pyx_f_5mciso_isosurface._omp_fn.0 () at mciso.c:1789
1789        __pyx_t_1 = ((((__pyx_v_5mciso_tritable[__pyx_v_cubeindex])[__pyx_v_i]) != -1L) != 0);

mciso.c https://www.dropbox.com/s/wlp4h5xtu2ex0qf/mciso.c?dl=0
mciso.html https://www.dropbox.com/s/er1i7s25f30ysul/mciso.html?dl=0

archlinux (4.12.13-1-ck-haswell)
gcc 7.2.0-1
cython 0.26.1-1
blender 17:2.79-2