Function expression can be assigned to a variable and be given a name. Ensure function name is the reduced variable before clearing it out.
fixes #1573
fixes #1575
if (compressor.option("unused")
&& def.references.length == 1
&& compressor.find_parent(AST_Scope) === def.scope) {
- if (!compressor.option("keep_fnames")) {
+ if (!compressor.option("keep_fnames")
+ && exp.name && exp.name.definition() === def) {
exp.name = null;
}
self.expression = exp;
}();
}
}
+
+double_reference: {
+ options = {
+ reduce_vars: true,
+ unused: true,
+ }
+ input: {
+ function f() {
+ var g = function g() {
+ g();
+ };
+ g();
+ }
+ }
+ expect: {
+ function f() {
+ (function g() {
+ g();
+ })();
+ }
+ }
+}