go version: master branch
issue info: internal/bytesconv/bytesconv.go:14:8: possible misuse of reflect.StringHeader
more info: https://travis-ci.org/github/gin-gonic/gin/jobs/742893211
ref go issue: https://github.com/golang/go/issues/40701
Comment From: wuhuizuo
@thinkerou golang/go#40701 was closed.