fix corner case in merge_vars (#4629)

fixes #4628
2021-02-09 04:36:12 +00:00
parent e13d1e9969
commit fcee32527b
2 changed files with 36 additions and 2 deletions
--- a/test/compress/merge_vars.js
+++ b/test/compress/merge_vars.js
@@ -3183,3 +3183,32 @@ issue_4257: {
        "1",
    ]
 }
+
+issue_4628: {
+    options = {
+        merge_vars: true,
+    }
+    input: {
+        (function() {
+            try {
+                console;
+            } finally {
+                var b = a;
+            }
+            for (var a in "foo");
+            console.log(b);
+        })();
+    }
+    expect: {
+        (function() {
+            try {
+                console;
+            } finally {
+                var b = a;
+            }
+            for (var a in "foo");
+            console.log(b);
+        })();
+    }
+    expect_stdout: "undefined"
+}