single_use = false;
} else if (recursive_ref(compressor, def)) {
single_use = false;
- } else if (compressor.option("ie8") && fixed.name && def !== fixed.name.definition()) {
+ } else if (fixed.name && fixed.name.definition() !== def) {
single_use = false;
} else if (def.scope !== self.scope || def.orig[0] instanceof AST_SymbolFunarg) {
single_use = fixed.is_constant_expression(self.scope);
expect_stdout: true
}
-double_reference: {
+double_reference_1: {
options = {
reduce_funcs: true,
reduce_vars: true,
g();
}
}
+ expect: {
+ function f() {
+ var g = function g() {
+ g();
+ };
+ g();
+ }
+ }
+}
+
+double_reference_2: {
+ options = {
+ functions: true,
+ passes: 2,
+ reduce_funcs: true,
+ reduce_vars: true,
+ unused: true,
+ }
+ input: {
+ function f() {
+ var g = function g() {
+ g();
+ };
+ g();
+ }
+ }
expect: {
function f() {
(function g() {
}
}
+double_reference_3: {
+ options = {
+ reduce_funcs: true,
+ reduce_vars: true,
+ toplevel: true,
+ unused: true,
+ }
+ input: {
+ var x = function f() {
+ return f;
+ };
+ function g() {
+ return x();
+ }
+ console.log(g() === g());
+ }
+ expect: {
+ var x = function f() {
+ return f;
+ };
+ function g() {
+ return x();
+ }
+ console.log(g() === g());
+ }
+ expect_stdout: "true"
+}
+
+double_reference_4: {
+ options = {
+ comparisons: true,
+ functions: true,
+ inline: true,
+ passes: 2,
+ reduce_funcs: true,
+ reduce_vars: true,
+ toplevel: true,
+ unused: true,
+ }
+ input: {
+ var x = function f() {
+ return f;
+ };
+ function g() {
+ return x();
+ }
+ console.log(g() === g());
+ }
+ expect: {
+ console.log(true);
+ }
+ expect_stdout: "true"
+}
+
iife_arguments_1: {
options = {
reduce_funcs: true,
}
expect: {
(function() {
- console.log(function f() {
+ var x = function f() {
+ return f;
+ };
+ console.log(x() === arguments[0]);
+ })();
+ }
+ expect_stdout: true
+}
+
+iife_arguments_3: {
+ options = {
+ functions: true,
+ passes: 2,
+ reduce_funcs: true,
+ reduce_vars: true,
+ unused: true,
+ }
+ input: {
+ (function() {
+ var x = function f() {
return f;
+ };
+ console.log(x() === arguments[0]);
+ })();
+ }
+ expect: {
+ (function() {
+ console.log(function x() {
+ return x;
}() === arguments[0]);
})();
}