fix compile crash
fix compile crash

cython/cython,hickford/cython,slonik-az/cython,madjar/cython,hhsprings/cython,fabianrost84/cython,hickford/cython,dahebolangkuan/cython,mcanthony/cython,andreasvc/cython,larsmans/cython,JelleZijlstra/cython,hhsprings/cython,acrispin/cython,fperez/cython,da-woods/cython,fperez/cython,dahebolangkuan/cython,hickford/cython,achernet/cython,mcanthony/cython,JelleZijlstra/cython,madjar/cython,scoder/cython,da-woods/cython,rguillebert/CythonCTypesBackend,roxyboy/cython,hpfem/cython,bzzzz/cython,fabianrost84/cython,bzzzz/cython,da-woods/cython,madjar/cython,mrGeen/cython,bzzzz/cython,hpfem/cython,scoder/cython,mcanthony/cython,encukou/cython,c-blake/cython,acrispin/cython,fabianrost84/cython,scoder/cython,encukou/cython,larsmans/cython,ABcDexter/cython,andreasvc/cython,ChristopherHogan/cython,encukou/cython,marscher/cython,andreasvc/cython,fabianrost84/cython,mcanthony/cython,JelleZijlstra/cython,slonik-az/cython,madjar/cython,JelleZijlstra/cython,c-blake/cython,roxyboy/cython,slonik-az/cython,acrispin/cython,madjar/cython,mrGeen/cython,marscher/cython,roxyboy/cython,cython/cython,mcanthony/cython,hhsprings/cython,fperez/cython,larsmans/cython,ABcDexter/cython,roxyboy/cython,andreasvc/cython,ABcDexter/cython,rguillebert/CythonCTypesBackend,mrGeen/cython,achernet/cython,encukou/cython,dahebolangkuan/cython,achernet/cython,fperez/cython,mrGeen/cython,slonik-az/cython,da-woods/cython,bzzzz/cython,c-blake/cython,achernet/cython,marscher/cython,larsmans/cython,encukou/cython,dahebolangkuan/cython,fabianrost84/cython,andreasvc/cython,ABcDexter/cython,slonik-az/cython,hhsprings/cython,hickford/cython,ChristopherHogan/cython,mrGeen/cython,roxyboy/cython,acrispin/cython,dahebolangkuan/cython,fperez/cython,scoder/cython,cython/cython,larsmans/cython,ABcDexter/cython,hhsprings/cython,c-blake/cython,hickford/cython,hpfem/cython,JelleZijlstra/cython,c-blake/cython,rguillebert/CythonCTypesBackend,ChristopherHogan/cython,marscher/cython,cython/cython,marscher/cython,achernet/cython,acrispin/cython,rguillebert/CythonCTypesBackend,hpfem/cython,hpfem/cython