fix compiler crash in error case
fix compiler crash in error case

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