diff -r 9308d52205a0 -r bab29bcec7fe src/BytecodeCompiler.cpp
--- a/src/BytecodeCompiler.cpp	Sun Sep 16 19:02:23 2012 -0700
+++ b/src/BytecodeCompiler.cpp	Sun Sep 16 21:34:10 2012 -0700
@@ -1049,12 +1049,6 @@
                 Variable *var = arg->toNameProxy()->binding()->toVariable();
                 __ note_position(node->pos());
                 __ newref(var);
-            } else if (arg->isIndexExpression()) {
-                IndexExpression *expr = arg->toIndexExpression();
-                expr->left()->accept(this);
-                expr->right()->accept(this);
-                __ note_position(expr->pos());
-                __ arrayref_lifo();
             } else if (arg->isFieldExpression()) {
                 FieldExpression *expr = arg->toFieldExpression();
                 expr->left()->accept(this);