enhance reduce_vars & varify (#4714)

2021-03-02 07:27:55 +00:00
parent ee27d87a08
commit 74dee5c445
3 changed files with 56 additions and 3 deletions
--- a/test/compress/let.js
+++ b/test/compress/let.js
@@ -610,6 +610,28 @@ drop_unused: {
    node_version: ">=4"
 }

+default_init: {
+    options = {
+        evaluate: true,
+        reduce_vars: true,
+        sequences: true,
+        toplevel: true,
+        unused: true,
+    }
+    input: {
+        "use strict";
+        let a;
+        a = "PASS";
+        console.log(a);
+    }
+    expect: {
+        "use strict";
+        console.log("PASS");
+    }
+    expect_stdout: "PASS"
+    node_version: ">=4"
+}
+
 issue_4191: {
    options = {
        functions: true,