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fix uses_arguments handling (broken since 6605d15783)

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Using the symbol declaration tracking of UglifyJS doesn't make sense here
anyway, `arguments` always comes from something in the current scope.

fixes #1299
This commit is contained in:
Jann Horn
2016-10-14 18:04:39 +02:00
committed by Richard van Velzen
parent e51c6ba380
commit 266ddd9639
2 changed files with 11 additions and 3 deletions
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6
lib/scope.js
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@@ -204,6 +204,9 @@ AST_Toplevel.DEFMETHOD("figure_out_scope", function(options){
}
}
var sym = node.scope.find_variable(name);
if (node.scope instanceof AST_Lambda && name == "arguments") {
node.scope.uses_arguments = true;
}
if (!sym) {
var g;
if (globals.has(name)) {
@@ -215,9 +218,6 @@ AST_Toplevel.DEFMETHOD("figure_out_scope", function(options){
globals.set(name, g);
}
sym = g;
if (func && name == "arguments") {
func.uses_arguments = true;
}
}
node.thedef = sym;
if (parent instanceof AST_Unary && (parent.operator === '++' || parent.operator === '--')