enhance merge_vars (#5194)

closes #5182
2021-11-24 10:21:50 +00:00
parent bfd0ac7f4b
commit 0b6c185818
6 changed files with 75 additions and 11 deletions
--- a/test/compress/drop-unused.js
+++ b/test/compress/drop-unused.js
@@ -2916,7 +2916,7 @@ issue_4133: {
        console.log(a);
    }
    expect: {
-        var b = 1;
+        var a = 1;
        console.log(0);
    }
    expect_stdout: "0"