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Merge branch 'master' into harmony-v3.0.12

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This commit is contained in:
alexlamsl
2017-05-27 18:12:10 +08:00
parent 39d4d7e20a c3f14a1481
commit aa835eb0f6
13 changed files with 497 additions and 94 deletions
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22
lib/scope.js
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@@ -237,16 +237,8 @@ AST_Toplevel.DEFMETHOD("figure_out_scope", function(options){
self.walk(tw);
// pass 2: find back references and eval
var func = null;
var globals = self.globals = new Dictionary();
self.globals = new Dictionary();
var tw = new TreeWalker(function(node, descend){
if (node instanceof AST_Lambda) {
var prev_func = func;
func = node;
descend();
func = prev_func;
return true;
}
if (node instanceof AST_LoopControl && node.label) {
node.label.thedef.references.push(node);
return true;
@@ -440,9 +432,7 @@ AST_Symbol.DEFMETHOD("unmangleable", function(options){
});
// labels are always mangleable
AST_Label.DEFMETHOD("unmangleable", function(){
return false;
});
AST_Label.DEFMETHOD("unmangleable", return_false);
AST_Symbol.DEFMETHOD("unreferenced", function(){
return this.definition().references.length == 0
@@ -453,13 +443,9 @@ AST_Symbol.DEFMETHOD("undeclared", function(){
return this.definition().undeclared;
});
AST_LabelRef.DEFMETHOD("undeclared", function(){
return false;
});
AST_LabelRef.DEFMETHOD("undeclared", return_false);
AST_Label.DEFMETHOD("undeclared", function(){
return false;
});
AST_Label.DEFMETHOD("undeclared", return_false);
AST_Symbol.DEFMETHOD("definition", function(){
return this.thedef;