JoBoEVD/UglifyJS
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only mark LHS as modified in assignments

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alexlamsl 2016-09-21 00:23:56 +08:00
parent 8646b15314
commit 5ad6a0e2ca
1 changed files with 2 additions and 1 deletions
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3
lib/scope.js
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@ -220,7 +220,8 @@ AST_Toplevel.DEFMETHOD("figure_out_scope", function(options){
} }
} }
node.thedef = sym; node.thedef = sym;
if (parent instanceof AST_Assign || parent instanceof AST_Unary && (parent.operator === '++' || parent.operator === '--')) { if (parent instanceof AST_Unary && (parent.operator === '++' || parent.operator === '--')
|| parent instanceof AST_Assign && parent.left === node) {
sym.modified = true; sym.modified = true;
} }
node.reference(); node.reference();