fix corner case in inline (#5267)

fixes #5266
2022-01-04 20:25:48 +00:00
parent 3a3666a94e
commit d46eb69320
2 changed files with 42 additions and 3 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -12898,8 +12898,8 @@ Compressor.prototype.compress = function(node) {
                    return cond.negate(compressor);
                  case "??":
                    return make_node(AST_Binary, self, {
-                        operator: "===",
-                        left: make_node(AST_Undefined, self).transform(compressor),
+                        operator: "==",
+                        left: make_node(AST_Null, self),
                        right: cond,
                    });
                }