AST_Toplevel.DEFMETHOD("reset_opt_flags", function(compressor) {
var tw = new TreeWalker(compressor.option("reduce_vars") ? function(node, descend) {
- node._squeezed = false;
- node._optimized = false;
+ reset_flags(node);
return node.reduce_vars(tw, descend, compressor);
- } : function(node) {
- node._squeezed = false;
- node._optimized = false;
- });
+ } : reset_flags);
// Flow control for visiting `AST_Defun`s
tw.defun_ids = Object.create(null);
tw.defun_visited = Object.create(null);
// - backup & restore via `save_ids` when visiting out-of-order sections
tw.safe_ids = Object.create(null);
this.walk(tw);
+
+ function reset_flags(node) {
+ node._squeezed = false;
+ node._optimized = false;
+ if (node instanceof AST_Scope) delete node._var_names;
+ }
});
AST_Symbol.DEFMETHOD("fixed_value", function(final) {
definitions: decls
}));
[].splice.apply(scope.body, args);
+ fn.enclosed.forEach(function(def) {
+ if (scope.var_names()[def.name]) return;
+ scope.enclosed.push(def);
+ scope.var_names()[def.name] = true;
+ });
return expressions;
}
});
"bar",
]
}
+
+pr_3592_1: {
+ options = {
+ inline: true,
+ reduce_funcs: false,
+ reduce_vars: true,
+ toplevel: true,
+ unused: true,
+ }
+ input: {
+ function problem(w) {
+ return g.indexOf(w);
+ }
+ function unused(x) {
+ return problem(x);
+ }
+ function B(problem) {
+ return g[problem];
+ }
+ function A(y) {
+ return problem(y);
+ }
+ function main(z) {
+ return B(A(z));
+ }
+ var g = [ "PASS" ];
+ console.log(main("PASS"));
+ }
+ expect: {
+ function problem(w) {
+ return g.indexOf(w);
+ }
+ function B(problem) {
+ return g[problem];
+ }
+ var g = [ "PASS" ];
+ console.log((z = "PASS", B((y = z, problem(y)))));
+ var z, y;
+ }
+ expect_stdout: "PASS"
+}
+
+pr_3592_2: {
+ options = {
+ inline: true,
+ reduce_funcs: true,
+ reduce_vars: true,
+ toplevel: true,
+ unused: true,
+ }
+ input: {
+ function problem(w) {
+ return g.indexOf(w);
+ }
+ function unused(x) {
+ return problem(x);
+ }
+ function B(problem) {
+ return g[problem];
+ }
+ function A(y) {
+ return problem(y);
+ }
+ function main(z) {
+ return B(A(z));
+ }
+ var g = [ "PASS" ];
+ console.log(main("PASS"));
+ }
+ expect: {
+ function problem(w) {
+ return g.indexOf(w);
+ }
+ var g = [ "PASS" ];
+ console.log((z = "PASS", function(problem) {
+ return g[problem];
+ }((y = z, problem(y)))));
+ var z, y;
+ }
+ expect_stdout: "PASS"
+}