Fix issues in Float's mod and floordiv
Fix issues in Float's mod and floordiv

pombredanne/voc,gEt-rIgHt-jR/voc,Felix5721/voc,glasnt/voc,Felix5721/voc,gEt-rIgHt-jR/voc,cflee/voc,freakboy3742/voc,ASP1234/voc,ASP1234/voc,cflee/voc,glasnt/voc,freakboy3742/voc,pombredanne/voc