Zuo: fix missing struct predicates under #lang zuo/hygienic#31
Open
szch79 wants to merge 1 commit intoracket:mainfrom
Open
Zuo: fix missing struct predicates under #lang zuo/hygienic#31szch79 wants to merge 1 commit intoracket:mainfrom
#lang zuo/hygienic#31szch79 wants to merge 1 commit intoracket:mainfrom
