fix corner case collapse_vars (#5569)

fixes #5568
2022-07-18 02:04:51 +01:00
parent ec4558be29
commit f0120e90b6
4 changed files with 36 additions and 1 deletions
--- a/lib/ast.js
+++ b/lib/ast.js
@@ -141,6 +141,7 @@ var AST_Node = DEFNODE("Node", "start end", {
 }, null);

 DEF_BITPROPS(AST_Node, [
+    // AST_Node
    "_optimized",
    "_squeezed",
    // AST_Call
@@ -175,6 +176,8 @@ DEF_BITPROPS(AST_Node, [
    "pure",
    // AST_Assign
    "redundant",
+    // AST_Node
+    "single_use",
    // AST_ClassProperty
    "static",
    // AST_Call