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Commit Graph

4 Commits

Author SHA1 Message Date
Russ Cox
5bb54b8e9c gc: remove func, map compare
R=ken, ken
CC=golang-dev
https://golang.org/cl/5373079
2011-11-13 22:58:08 -05:00
Ian Lance Taylor
4100d1a07c test: match gccgo error messages for cmp6.go
cmp6.go:28:9: error: incompatible types in binary expression
cmp6.go:29:9: error: incompatible types in binary expression
cmp6.go:40:9: error: incompatible types in binary expression
cmp6.go:41:9: error: incompatible types in binary expression
cmp6.go:48:9: error: expected integer, floating, complex, string, pointer, boolean, interface, slice, map, channel, or function type

R=rsc, r2
CC=golang-dev
https://golang.org/cl/4281071
2011-03-25 17:51:02 -07:00
Russ Cox
7e84666df1 gc: clearer error for struct == struct
cmp6.go:48: invalid operation: t3 == t3 (operator == not defined on struct)

Fixes #1438.

R=ken2
CC=golang-dev
https://golang.org/cl/4003045
2011-01-21 18:15:59 -05:00
Russ Cox
23bd214aee gc: implement new comparison rule
The new comparison rule was added to the spec by

	changeset:   5605:33abb649cb63
	user:        Robert Griesemer <gri@golang.org>
	date:        Thu Jun 03 16:55:50 2010 -0700
	files:       doc/go_spec.html
	description:
	go spec: Base comparison compatibility on assignment compatibility.

	Specifically:
	- Simplified definition of comparison compatibility and folded into
	  section on comparison operators since it's only used there.

	This is a small language change/cleanup. As a consequence:
	- An interface value may now be compared against a non-interface value.
	- Channels with opposite directions cannot be compared directly anymore
	  (per discussion with rsc).

	R=rsc, r, iant, ken2
	CC=golang-dev
	https://golang.org/cl/1462041

but never implemented.

Fixes #1070.

R=ken2
CC=golang-dev
https://golang.org/cl/2116047
2010-09-13 15:42:47 -04:00