src/heap/heap.cc - Issue 1072923003: Serializer: canonicalize cleared weak cells.

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Unified Diff: src/heap/heap.cc

Issue 1072923003: Serializer: canonicalize cleared weak cells. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: Created 5 years, 8 months ago

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Index: src/heap/heap.cc

diff --git a/src/heap/heap.cc b/src/heap/heap.cc

index 2f3a1a8c1c7d300e892223b0a9d40a3aad530e49..cff796ab4a9730e8ad3869d764cdee2e4e08186e 100644

--- a/src/heap/heap.cc

+++ b/src/heap/heap.cc

@@ -3108,6 +3108,9 @@ void Heap::CreateInitialObjects() {

*factory->NewFixedArray(kAllocationSiteScratchpadSize, TENURED));

InitializeAllocationSitesScratchpad();

+ set_cleared_weak_cell(*factory->NewWeakCell(factory->undefined_value()));

+ cleared_weak_cell()->unchecked_clear();

// Initialize keyed lookup cache.

isolate_->keyed_lookup_cache()->Clear();

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