enhance side_effects & strings (#5704)

2022-10-10 01:01:40 +01:00
parent a391897388
commit ed7051b9bb
2 changed files with 35 additions and 18 deletions
--- a/test/compress/concat-strings.js
+++ b/test/compress/concat-strings.js
@@ -273,6 +273,23 @@ concat_9: {
    expect_stdout: true
 }

+concat_sequence: {
+    options = {
+        collapse_vars: true,
+        strings: true,
+        toplevel: true,
+        unused: true,
+    }
+    input: {
+        var a;
+        console.log(12 + (a = null, "34" + a));
+    }
+    expect: {
+        console.log(12 + "34" + null);
+    }
+    expect_stdout: "1234null"
+}
+
 issue_3689: {
    options = {
        strings: true,