fix corner case in unsafe (#4755)

2021-03-08 20:40:21 +00:00
parent 077512d151
commit f4ee0f651c
2 changed files with 19 additions and 14 deletions
--- a/test/compress/evaluate.js
+++ b/test/compress/evaluate.js
@@ -847,6 +847,8 @@ unsafe_charAt_noop: {
        unsafe: true,
    }
    input: {
+        s = "foo";
+        x = 42;
        console.log(
            s.charAt(0),
            "string".charAt(x),
@@ -854,12 +856,15 @@ unsafe_charAt_noop: {
        );
    }
    expect: {
+        s = "foo";
+        x = 42;
        console.log(
-            s[0],
-            "string"[0 | x],
-            (typeof x)[0]
+            s[0] || "",
+            "string"[0 | x] || "",
+            (typeof x)[0] || ""
        );
    }
+    expect_stdout: "f  n"
 }

 issue_1649: {