1 files changed, 15 insertions, 12 deletions
diff --git a/test/assign.go b/test/assign.go
index 59471388c..da0192f83 100644
--- a/test/assign.go
+++ b/test/assign.go
@@ -1,9 +1,12 @@
-// errchk $G -e $D/$F.go
+// errorcheck
 
 // Copyright 2009 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.
 
+// Verify simple assignment errors are caught by the compiler.
+// Does not compile.
+
 package main
 
 import "sync"
@@ -16,38 +19,38 @@ type T struct {
 func main() {
 	{
 		var x, y sync.Mutex
-		x = y	// ERROR "assignment.*Mutex"
+		x = y // ok
 		_ = x
 	}
 	{
 		var x, y T
-		x = y	// ERROR "assignment.*Mutex"
+		x = y // ok
 		_ = x
 	}
 	{
 		var x, y [2]sync.Mutex
-		x = y	// ERROR "assignment.*Mutex"
+		x = y // ok
 		_ = x
 	}
 	{
 		var x, y [2]T
-		x = y	// ERROR "assignment.*Mutex"
+		x = y // ok
 		_ = x
 	}
 	{
-		x := sync.Mutex{0, 0}	// ERROR "assignment.*Mutex"
+		x := sync.Mutex{0, 0} // ERROR "assignment.*Mutex"
 		_ = x
 	}
 	{
-		x := sync.Mutex{key: 0}	// ERROR "(unknown|assignment).*Mutex"
+		x := sync.Mutex{key: 0} // ERROR "(unknown|assignment).*Mutex"
 		_ = x
 	}
 	{
-		x := &sync.Mutex{}	// ok
-		var y sync.Mutex	// ok
-		y = *x	// ERROR "assignment.*Mutex"
-		*x = y	// ERROR "assignment.*Mutex"
+		x := &sync.Mutex{} // ok
+		var y sync.Mutex   // ok
+		y = *x             // ok
+		*x = y             // ok
 		_ = x
 		_ = y
-	}		
+	}
 }