Fix unexpected sign extension
Fix unexpected sign extension

Distrotech/taglib,MaxLeb/taglib,davispuh/taglib,davispuh/taglib,i80and/taglib,pbhd/taglib,i80and/taglib,TsudaKageyu/taglib,MaxLeb/taglib,dlz1123/taglib,dlz1123/taglib,dlz1123/taglib,videolabs/taglib,Distrotech/taglib,black78/taglib,black78/taglib,taglib/taglib,i80and/taglib,MaxLeb/taglib,black78/taglib,videolabs/taglib,TsudaKageyu/taglib,videolabs/taglib,taglib/taglib,pbhd/taglib,davispuh/taglib,pbhd/taglib,Distrotech/taglib,TsudaKageyu/taglib,taglib/taglib