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| author | Alex Lam S.L <alexlamsl@gmail.com> | 2020-09-20 16:21:59 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-09-20 23:21:59 +0800 |
| commit | 90410f9fc3538a5f267c38470490b83086d71b85 (patch) | |
| tree | 5063448f09c1fb33e7839f66855632069978e381 /test | |
| parent | ef3831437d830714178b7342a120ee6c8bf082c4 (diff) | |
| download | tracifyjs-90410f9fc3538a5f267c38470490b83086d71b85.tar.gz tracifyjs-90410f9fc3538a5f267c38470490b83086d71b85.zip | |
fix corner case in `unused` (#4134)
fixes #4133
Diffstat (limited to 'test')
| -rw-r--r-- | test/compress/drop-unused.js | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/compress/drop-unused.js b/test/compress/drop-unused.js index 46f273e9..eadf279a 100644 --- a/test/compress/drop-unused.js +++ b/test/compress/drop-unused.js @@ -2924,3 +2924,24 @@ forin_var_2: { } expect_stdout: "undefined" } + +issue_4133: { + options = { + evaluate: true, + merge_vars: true, + pure_getters: "strict", + reduce_vars: true, + toplevel: true, + unused: true, + } + input: { + var a = 1; + var b = [ a-- ], c = b && b[c]; + console.log(a); + } + expect: { + var b = 1; + console.log(0); + } + expect_stdout: "0" +} |