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fix corner case in mangle (#4961)

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fixes #4960
This commit is contained in:
Alex Lam S.L
2021-05-24 04:46:58 +01:00
committed by GitHub
parent df47632ecc
commit 1e787c556b
2 changed files with 32 additions and 3 deletions
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5
lib/scope.js
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@@ -70,9 +70,7 @@ SymbolDef.prototype = {
} else if (!this.mangled_name && !this.unmangleable(options)) {
var def = this.redefined();
if (def) {
var name = def.mangled_name || def.name;
this.mangled_name = name;
names_in_use(this.scope, options)[name] = true;
this.mangled_name = def.mangled_name || def.name;
} else {
this.mangled_name = next_mangled_name(this, options);
}
@@ -683,6 +681,7 @@ AST_Toplevel.DEFMETHOD("mangle_names", function(options) {
redef = scope.def_variable(sym);
scope.to_mangle.push(redef);
} else if (redef.mangled_name) {
names_in_use(def.scope, options)[redef.mangled_name] = true;
return false;
}
redefined.push(def);