cmd/viewcore: skip build on plan9

./cmd/viewcore depends on github.com/chzyer/readline, which
doesn't build on Plan 9.

Updates golang/go#32839

Change-Id: I5e0638a65914dcad7e7c9383df77e24a6b616a89
Reviewed-on: https://go-review.googlesource.com/c/debug/+/229877
Reviewed-by: Hyang-Ah Hana Kim <hyangah@gmail.com>
2 files changed
tree: 0718c1d883780ea6967ec273d26585fa2403f481
  1. AUTHORS
  2. CONTRIBUTING.md
  3. CONTRIBUTORS
  4. LICENSE
  5. README.md
  6. cmd/
  7. codereview.cfg
  8. go.mod
  9. go.sum
  10. internal/
README.md

Go Debug

This repository holds utilities and libraries for debugging Go programs.

WARNING! Please expect breaking changes and unstable APIs. Most of them are currently are at an early, experimental stage.

Report Issues / Send Patches

This repository uses Gerrit for code changes. To learn how to submit changes to this repository, see https://golang.org/doc/contribute.html.

The main issue tracker for the debug repository is located at https://github.com/golang/go/issues. Prefix your issue with “x/debug:” in the subject line, so it is easy to find.