Update V8 to version 4.1.0.21
This is a cherry-pick of all commits up to and including the
4.1.0.21 cherry-pick in Chromium.
Original commit message:
Version 4.1.0.21 (cherry-pick)
Merged 206e9136bde0f2b5ae8cb77afbb1e7833e5bd412
Unlink pages from the space page list after evacuation.
BUG=430201
LOG=N
R=jkummerow@chromium.org
Review URL: https://codereview.chromium.org/953813002
Cr-Commit-Position: refs/branch-heads/4.1@{#22}
Cr-Branched-From: 2e08d2a7aa9d65d269d8c57aba82eb38a8cb0a18-refs/heads/candidates@{#25353}
---
Change-Id: I8c23c7bbb70772b4858fe8a47b64fa97ee0d1f8c
diff --git a/test/mjsunit/array-unshift.js b/test/mjsunit/array-unshift.js
index 0eb299a..50aab4f 100644
--- a/test/mjsunit/array-unshift.js
+++ b/test/mjsunit/array-unshift.js
@@ -37,9 +37,7 @@
})();
-// Check that unshift with no args has a side-effect of
-// filling the holes with elements from the prototype
-// (if present, of course)
+// Check that unshift with no args has no side-effects.
(function() {
var len = 3;
var array = new Array(len);
@@ -65,15 +63,15 @@
assertTrue(delete Array.prototype[0]);
assertTrue(delete Array.prototype[2]);
- // unshift makes array own 0 and 2...
- assertTrue(array.hasOwnProperty(0));
+ // array still owns nothing...
+ assertFalse(array.hasOwnProperty(0));
assertFalse(array.hasOwnProperty(1));
- assertTrue(array.hasOwnProperty(2));
+ assertFalse(array.hasOwnProperty(2));
// ... so they are not affected be delete.
- assertEquals(array[0], at0);
+ assertEquals(array[0], undefined);
assertEquals(array[1], undefined);
- assertEquals(array[2], at2);
+ assertEquals(array[2], undefined);
})();
@@ -115,9 +113,7 @@
assertTrue(delete Array.prototype[7]);
})();
-// Check that unshift with no args has a side-effect of
-// filling the holes with elements from the prototype
-// (if present, of course)
+// Check that unshift with no args has no side-effects.
(function() {
var len = 3;
var array = new Array(len);
@@ -142,12 +138,12 @@
assertEquals(len, array.unshift());
- // unshift makes array own 0 and 2...
- assertTrue(array.hasOwnProperty(0));
+ // array still owns nothing.
+ assertFalse(array.hasOwnProperty(0));
assertFalse(array.hasOwnProperty(1));
- assertTrue(array.hasOwnProperty(2));
+ assertFalse(array.hasOwnProperty(2));
- // ... so they are not affected be delete.
+ // ... but still sees values from array_proto.
assertEquals(array[0], at0);
assertEquals(array[1], undefined);
assertEquals(array[2], at2);