fix corner case in collapse_vars (#3978)

fixes #3976
2020-06-09 12:07:20 +01:00
parent 3b273cecac
commit ed7c82fa5e
2 changed files with 39 additions and 1 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -1468,7 +1468,7 @@ merge(Compressor.prototype, {
                if (node instanceof AST_Call) {
                    var fn = node.expression;
                    if (fn instanceof AST_SymbolRef) {
-                        if (fn.definition().recursive_refs > 0) return true;
+                        if (recursive_ref(compressor, fn.definition())) return true;
                        fn = fn.fixed_value();
                    }
                    if (!(fn instanceof AST_Lambda)) return true;