reflect: skip duplicate check in StructOf when the name of a field is "_"
Fixes #49110
Change-Id: I32c2cb26cca067a4a676ce4bbc3e51f1e0cdb259
Reviewed-on: https://go-review.googlesource.com/c/go/+/357959
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org> Reviewed-by: Dan Kortschak <dan@kortschak.io> Reviewed-by: Sebastien Binet <s@sbinet.org>
Trust: Cuong Manh Le <cuong.manhle.vn@gmail.com>