spec: Issue with an example of Type Identities in the language spec

[neetle]

Please answer these questions before submitting your issue. Thanks!

What version of Go are you using (go version)?

1.9

Does this issue reproduce with the latest release?

Yeah

What operating system and processor architecture are you using (go env)?

N/A

What did you do?

Read the Language Spec

What did you expect to see?

"A0, B0, and C0" used as an example of equivalent types in the "Type identity" section of https://golang.org/ref/spec

What did you see instead?

"B0, B0, and C0" used as an example of equivalent types in the "Type identity" section of https://golang.org/ref/spec

[neetle]

looks like a duplicate of #22495, my bad

[gopherbot]

Change https://golang.org/cl/87417 mentions this issue: spec: remove example explaining that type B0 and B0 are identical