fix corner case in evaluate & ie8 (#3751)

fixes #3750
2020-03-21 00:55:24 +08:00
parent 03e968be62
commit 0a1c9b34ce
4 changed files with 35 additions and 5 deletions
--- a/lib/scope.js
+++ b/lib/scope.js
@@ -219,7 +219,12 @@ AST_Toplevel.DEFMETHOD("figure_out_scope", function(options) {
            var redef;
            while (redef = new_def.redefined()) new_def = redef;
        } else {
-            new_def = self.globals.get(name) || scope.def_variable(node);
+            new_def = self.globals.get(name);
+        }
+        if (new_def) {
+            new_def.orig.push(node);
+        } else {
+            new_def = scope.def_variable(node);
        }
        old_def.orig.concat(old_def.references).forEach(function(node) {
            node.thedef = new_def;