}
return true;
- function walk_prop(node) {
- if (node instanceof AST_Dot) {
- walk_prop(node.expression);
- } else if (node instanceof AST_Sub) {
- walk_prop(node.expression);
- node.property.walk(tw);
- } else if (node instanceof AST_SymbolRef) {
- var d = node.definition();
- push_ref(d, node);
- node.fixed = d.fixed;
+ function walk_prop(lhs) {
+ if (lhs instanceof AST_Dot) {
+ walk_prop(lhs.expression);
+ } else if (lhs instanceof AST_Sub) {
+ walk_prop(lhs.expression);
+ lhs.property.walk(tw);
+ } else if (lhs instanceof AST_SymbolRef) {
+ var d = lhs.definition();
+ push_ref(d, lhs);
+ if (d.fixed) {
+ lhs.fixed = d.fixed;
+ lhs.fixed.assigns = [ node ];
+ }
} else {
- node.walk(tw);
+ lhs.walk(tw);
}
}
});
}
expect_stdout: "undefined"
}
+
+issue_4653: {
+ options = {
+ evaluate: true,
+ merge_vars: true,
+ reduce_vars: true,
+ toplevel: true,
+ unused: true,
+ }
+ input: {
+ var a = 1, b;
+ function f(c, d) {
+ c || console.log(d);
+ }
+ f(a++ + (b = b), b |= console.log(a));
+ }
+ expect: {
+ var b = 1;
+ (function(c, d) {
+ c || console.log(d);
+ })(+b + (b = void 0), b |= console.log(2));
+ }
+ expect_stdout: [
+ "2",
+ "0",
+ ]
+}