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Robert Findley 9284279b44 go/types, types2: use Identical rather than unification in missingMethod
Now that we instantiate methods on instantiated types, there is no need
to use unification to match signatures inside of missingMethod.

Generally, we should never encounter uninstantiated signatures within
statements. If we do encounter signatures that contain type parameters,
it is because the signatures are themselves defined or instantiated
using type parameters declared in the function scope (see example
below). The current unification logic would not handle this.

	type S[T any] struct{}
	func (S[T]) m(T)

	func _[P any]() bool {
		var v interface{m(int)}
		_, ok = v.(S[P])
		return ok
	}

Change-Id: I754fb5535bba2fc7a209dc7419fd4015c413c9a6
Reviewed-on: https://go-review.googlesource.com/c/go/+/379540
Trust: Robert Findley <rfindley@google.com>
Run-TryBot: Robert Findley <rfindley@google.com>
Reviewed-by: Robert Griesemer <gri@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
2022-01-20 14:59:17 +00:00
.github .github: remove duplicate security link 2022-01-07 17:55:09 +00:00
api api: promote next to go1.18 2021-12-14 17:43:51 +00:00
doc doc/go1.18: don't mention -buildinfo flag 2022-01-19 20:47:21 +00:00
lib/time lib/time, time/tzdata: update to 2021e 2021-11-11 05:16:39 +00:00
misc src/runtime: mark asanread and asanwrite functions as NOSPLIT 2022-01-05 09:50:29 +00:00
src go/types, types2: use Identical rather than unification in missingMethod 2022-01-20 14:59:17 +00:00
test cmd/compile: add early a CONVIFACE normally created in the order phase 2022-01-19 21:14:18 +00:00
.gitattributes
.gitignore internal/buildcfg: move build configuration out of cmd/internal/objabi 2021-04-16 19:20:53 +00:00
AUTHORS A+C: add Bharath Kumar Uppala (individual CLA) 2021-11-29 00:57:09 +00:00
codereview.cfg
CONTRIBUTING.md
CONTRIBUTORS A+C: add Bharath Kumar Uppala (individual CLA) 2021-11-29 00:57:09 +00:00
LICENSE
PATENTS
README.md README.md: update contribute URL 2021-09-30 13:33:21 +00:00
SECURITY.md

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