CN only character variants have not effect #358
Description
When has prefix or suffix non-CJK characters, the CN only character variants (cv96 ~ cv99) have not effect.
如果存在前置或者后置的西文字母，中文独占的特性（cv96 ~ cv99）将会失效
Temporary solution: build with --feat cv96 to freeze the feature.
临时解决方法：强制开启特性，如：构建时添加 --feat cv96 参数
Reported in #357
