The childorder attribute only applies to QAST::Op, so move it there; another 8 bytes of many nodes.

Author: jnthn

src/QAST/Node.nqp

@@ -17,7 +17,6 @@ class QAST::Node {
     has $!node;
     has $!returns;
     has int $!arity;
-    has str $!childorder;
 
     method new(*@children, *%options) {
         my $new := self.CREATE();
@@ -30,7 +29,6 @@ class QAST::Node {
 
     method node(*@value)       { $!node := @value[0] if @value; $!node }
     method returns(*@value)    { $!returns := @value[0] if @value; $!returns }
-    method childorder(*@value) { $!childorder := @value[0] if @value; $!childorder || "" }
     method arity(*@value)      { $!arity := @value[0] if @value; $!arity }
 
     method named(*@value) {

src/QAST/Op.nqp

@@ -1,7 +1,9 @@
 class QAST::Op is QAST::Node {
     has str $!name;
     has str $!op;
+    has str $!childorder;
 
-    method name(*@value) { $!name := @value[0] if @value; $!name || "" }
-    method op(*@value)   { $!op := @value[0] if @value; $!op }
+    method name(*@value)       { $!name := @value[0] if @value; $!name || "" }
+    method op(*@value)         { $!op := @value[0] if @value; $!op }
+    method childorder(*@value) { $!childorder := @value[0] if @value; $!childorder || "" }
 }