--- a/src/jdk.compiler/share/classes/com/sun/tools/javac/tree/Pretty.java	Wed Dec 05 17:50:14 2018 -0800
+++ b/src/jdk.compiler/share/classes/com/sun/tools/javac/tree/Pretty.java	Wed Dec 05 11:31:20 2018 -0800
@@ -1525,9 +1525,11 @@
         try {
             print("@");
             printExpr(tree.annotationType);
-            print("(");
-            printExprs(tree.args);
-            print(")");
+            if (!tree.args.isEmpty()) {
+                print("(");
+                printExprs(tree.args);
+                print(")");
+            }
         } catch (IOException e) {
             throw new UncheckedIOException(e);
         }