deps: V8: cherry-pick 9a6a22874c81

targos · targos · commit 63ed0b8bfe37 · 2021-02-25T00:16:02.000+01:00
Original commit message: [heap] Fix DCHECK in TransitionArrayNeedsCompaction The dead target check in TransitionArrayNeedsCompaction, confirming that Smi (uninitialized) targets imply that no other target is dead, has to additionally support Smi entries. Bug: v8:11305 Change-Id: I6f3fa9e7420b1bd0a64a25dae670f439e3f41162 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2622914 Commit-Queue: Leszek Swirski <leszeks@chromium.org> Commit-Queue: Ulan Degenbaev <ulan@chromium.org> Auto-Submit: Leszek Swirski <leszeks@chromium.org> Reviewed-by: Ulan Degenbaev <ulan@chromium.org> Cr-Commit-Position: refs/heads/master@{#72040} Refs: v8/v8@9a6a228 PR-URL: #36139 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Myles Borins <myles.borins@gmail.com> Reviewed-By: Shelley Vohr <codebytere@gmail.com>
diff --git a/common.gypi b/common.gypi
@@ -36,7 +36,7 @@
 
     # Reset this number to 0 on major V8 upgrades.
     # Increment by one for each non-official patch applied to deps/v8.
-    'v8_embedder_string': '-node.9',
+    'v8_embedder_string': '-node.10',
 
     ##### V8 defaults for Node.js #####
 
diff --git a/deps/v8/src/heap/mark-compact.cc b/deps/v8/src/heap/mark-compact.cc
@@ -2290,7 +2290,9 @@ bool MarkCompactCollector::TransitionArrayNeedsCompaction(
 #ifdef DEBUG
       // Targets can only be dead iff this array is fully deserialized.
       for (int i = 0; i < num_transitions; ++i) {
-        DCHECK(!non_atomic_marking_state()->IsWhite(transitions.GetTarget(i)));
+        DCHECK_IMPLIES(
+            !transitions.GetRawTarget(i).IsSmi(),
+            !non_atomic_marking_state()->IsWhite(transitions.GetTarget(i)));
       }
 #endif
       return false;
