fix side_effects on AST_Expansion (#2165)

fixes #2163
2017-06-27 01:13:00 +08:00
parent 26be15f111
commit ad139aa34d
3 changed files with 21 additions and 1 deletions
--- a/test/compress/drop-unused.js
+++ b/test/compress/drop-unused.js
@@ -1409,3 +1409,20 @@ issue_2136_3: {
    expect_stdout: "2"
    node_version: ">=6"
 }
+
+issue_2163: {
+    options = {
+        pure_funcs: [ "pure" ],
+        side_effects: true,
+    }
+    input: {
+        var c;
+        /*@__PURE__*/f(...a);
+        pure(b, ...c);
+    }
+    expect: {
+        var c;
+        a;
+        b;
+    }
+}