gc: undo attempt at fixing recursive interface embedding

Fixes issue 582.

Update issue 287
Status: Accepted
Bug fix was too intrusive; undo and reopen issue.

R=ken2
CC=golang-dev
http://codereview.appspot.com/209044

3 files changed, 8 insertions, 32 deletions

diff --git a/test/fixedbugs/bug195.go b/test/fixedbugs/bug195.go
index 221a2eb09..27bbbd354 100644
--- a/test/fixedbugs/bug195.go
+++ b/test/fixedbugs/bug195.go
@@ -19,9 +19,9 @@ type I4 interface {
 }
 
 type I5 interface {
-	I6	// ERROR "interface"
+	I6
 }
 
 type I6 interface {
-	I5
+	I5	// ERROR "interface"
 }
diff --git a/test/fixedbugs/bug250.go b/test/fixedbugs/bug250.go
deleted file mode 100644
index cd28642bf..000000000
--- a/test/fixedbugs/bug250.go
+++ /dev/null
@@ -1,19 +0,0 @@
-// $G $D/$F.go || echo BUG: bug250
-
-// Copyright 2010 The Go Authors.  All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package main
-
-type I1 interface {
-	m() I2
-}
-
-type I2 interface {
-	I1
-}
-
-var i1 I1 = i2
-var i2 I2
-var i2a I2 = i1
diff --git a/test/fixedbugs/bug251.go b/test/fixedbugs/bug256.go
index f6365f1e6..37fa5f5c8 100644
--- a/test/fixedbugs/bug251.go
+++ b/test/fixedbugs/bug256.go
@@ -1,4 +1,4 @@
-// errchk $G $D/$F.go
+// errchk $G -e $D/$F.go
 
 // Copyright 2010 The Go Authors.  All rights reserved.
 // Use of this source code is governed by a BSD-style
@@ -6,16 +6,11 @@
 
 package main
 
-type I1 interface {
-	m() I2
-	I2	// ERROR "loop|interface"
-}
+type T U	// bogus "invalid recursive type T" from 6g
+type U int
 
-type I2 interface {
-	I1
-}
+const x T = 123
+
+type V V	// ERROR "invalid recursive type"
 
 
-var i1 I1 = i2
-var i2 I2
-var i2a I2 = i1