diff --git a/src/cmd/compile/internal/gc/fmt.go b/src/cmd/compile/internal/gc/fmt.go
index b401215..3bb2df9 100644
--- a/src/cmd/compile/internal/gc/fmt.go
+++ b/src/cmd/compile/internal/gc/fmt.go
@@ -945,7 +945,8 @@
 		fallthrough
 
 	case OAS2DOTTYPE, OAS2FUNC, OAS2MAPR, OAS2RECV:
-		mode.Fprintf(s, "%.v = %.v", n.List, n.Right)
+		mode.Fprintf(s, "%.v = %v", n.List, n.Right)
+
 	case ORETURN:
 		mode.Fprintf(s, "return %.v", n.List)