test: add test that caused a gofrontend internal error
For #44383
Change-Id: I3610105dad3574e210e226d3ba80a4ba5a7eeaa6
Reviewed-on: https://go-review.googlesource.com/c/go/+/300789
Trust: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Reviewed-by: Than McIntosh <thanm@google.com> Reviewed-by: Cherry Zhang <cherryyz@google.com>