Match gccgo error messages.

bug121.go:12:3: error: name list not allowed in interface type
bug121.go:16:2: error: expected signature or type name

semi1.go:10:76: error: unexpected semicolon or newline before ‘{’
semi1.go:10:5: error: reference to undefined name ‘x’
semi1.go:10:8: error: reference to undefined name ‘y’
semi1.go:12:3: error: reference to undefined name ‘z’

semi2.go:10:79: error: unexpected semicolon or newline before ‘{’
semi2.go:10:9: error: reference to undefined name ‘x’

semi3.go:10:79: error: unexpected semicolon or newline before ‘{’
semi3.go:10:6: error: reference to undefined name ‘x’
semi3.go:10:9: error: reference to undefined name ‘y’
semi3.go:10:12: error: reference to undefined name ‘z’
semi3.go:12:3: error: reference to undefined name ‘z’

semi4.go:11:2: error: unexpected semicolon or newline before ‘{’
semi4.go:10:6: error: reference to undefined name ‘x’
semi4.go:12:3: error: reference to undefined name ‘z’

semi5.go:10:1: error: unexpected semicolon or newline before ‘{’

semi7.go:11:2: error: unexpected semicolon or newline before ‘else’
semi7.go:10:5: error: reference to undefined name ‘x’

slice.go:9:11: error: missing lower bound in slice expression
slice.go:9:9: error: reference to undefined name ‘y’
slice.go:9:12: error: reference to undefined name ‘z’

R=rsc
CC=golang-dev
https://golang.org/cl/201061

test/fixedbugs/bug121.go

@@ -9,7 +9,7 @@ package main
 type T func()
 
 type I interface {
-	f, g ();	// ERROR "syntax|signature"
+	f, g ();	// ERROR "name list not allowed"
 }
 
 type J interface {

test/syntax/semi1.go

@@ -7,8 +7,8 @@
 package main
 
 func main() {
-	if x; y	// ERROR "unexpected semicolon or newline before {"
+	if x; y		// ERROR "unexpected semicolon or newline before .?{.?|undefined"
 	{
-		z
+		z	// GCCGO_ERROR "undefined"
 
 

test/syntax/semi2.go

@@ -7,7 +7,7 @@
 package main
 
 func main() {
-	switch x; y	// ERROR "unexpected semicolon or newline before {"
+	switch x; y	// ERROR "unexpected semicolon or newline before .?{.?|undefined"
 	{
 		z
 

test/syntax/semi3.go

@@ -7,8 +7,8 @@
 package main
 
 func main() {
-	for x; y; z	// ERROR "unexpected semicolon or newline before {"
+	for x; y; z	// ERROR "unexpected semicolon or newline before .?{.?|undefined"
 	{
-		z
+		z	// GCCGO_ERROR "undefined"
 
 

test/syntax/semi4.go

@@ -7,8 +7,8 @@
 package main
 
 func main() {
-	for x
-	{	// ERROR "unexpected semicolon or newline before {"
-		z
+	for x		// GCCGO_ERROR "undefined"
+	{		// ERROR "unexpected semicolon or newline before .?{.?"
+		z	// GCCGO_ERROR "undefined"
 
 

test/syntax/semi5.go

@@ -7,7 +7,7 @@
 package main
 
 func main()
-{	// ERROR "unexpected semicolon or newline before {"
+{	// ERROR "unexpected semicolon or newline before .?{.?"
 
 
 

test/syntax/semi7.go

@@ -7,8 +7,8 @@
 package main
 
 func main() {
-	if x { }
-	else { }	// ERROR "unexpected semicolon or newline before else"
+	if x { }	// GCCGO_ERROR "undefined"
+	else { }	// ERROR "unexpected semicolon or newline before .?else.?"
 }
 
 

test/syntax/slice.go

@@ -6,4 +6,4 @@
 
 package main
 
-var x = y[:z]	// ERROR "missing lower bound in slice expression"
+var x = y[:z]	// ERROR "missing lower bound in slice expression|undefined"