cmd/compile/internal/typecheck: use constant.MakeUnknown()
Complete a TODO.
Change-Id: I1bd23f0be725c9dd81b8316a7abba1bceecc346f
Change-Id: I1bd23f0be725c9dd81b8316a7abba1bceecc346f
GitHub-Last-Rev:
51523084a3675b91cdf49491bbaa9e78f78e3742
GitHub-Pull-Request: golang/go#62553
Reviewed-on: https://go-review.googlesource.com/c/go/+/527178
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Robert Griesemer <gri@google.com>
Run-TryBot: Robert Griesemer <gri@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Matthew Dempsky <mdempsky@google.com>