reflect package from Go 1.11.1 doesn't build with GopherJS 1.11-1. #862
Description
Go 1.11.1 has been released today. It includes some changes to the reflect package. The overrides that GopherJS 1.11-1 makes to the reflect package are no longer compatible, causing it to not build:
$ go version
go version go1.11.1 darwin/amd64
$ gopherjs version
GopherJS 1.11-1
$ gopherjs build reflect
/usr/local/go/src/reflect/value.go:673:60: cannot use t (variable of type *rtype) as *funcType value in argument to funcLayout
/usr/local/go/src/reflect/value.go:336:21: cannot use methodReceiver(op, v, int(v.flag) >> flagMethodShift) (value of type *rtype) as *funcType value in assignment