Add testcase for generator where yield is unreachable
Add testcase for generator where yield is unreachable

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