fix utils.dump infinite loop on 32bit
fix utils.dump infinite loop on 32bit

DBarney/luvit,GabrielNicolasAvellaneda/luvit-upstream,DBarney/luvit,rjeli/luvit,zhaozg/luvit,GabrielNicolasAvellaneda/luvit-upstream,sousoux/luvit,boundary/luvit,zhaozg/luvit,sousoux/luvit,sousoux/luvit,GabrielNicolasAvellaneda/luvit-upstream,bsn069/luvit,boundary/luvit,kaustavha/luvit,rjeli/luvit,rjeli/luvit,boundary/luvit,luvit/luvit,DBarney/luvit,kaustavha/luvit,DBarney/luvit,sousoux/luvit,kaustavha/luvit,rjeli/luvit,boundary/luvit,sousoux/luvit,bsn069/luvit,boundary/luvit,bsn069/luvit,boundary/luvit,sousoux/luvit,GabrielNicolasAvellaneda/luvit-upstream,luvit/luvit