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-rw-r--r--chromium/v8/src/heap/cppgc/object-start-bitmap-inl.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/chromium/v8/src/heap/cppgc/object-start-bitmap-inl.h b/chromium/v8/src/heap/cppgc/object-start-bitmap-inl.h
index 93243979aac..6d963cc9486 100644
--- a/chromium/v8/src/heap/cppgc/object-start-bitmap-inl.h
+++ b/chromium/v8/src/heap/cppgc/object-start-bitmap-inl.h
@@ -19,6 +19,7 @@ ObjectStartBitmap::ObjectStartBitmap(Address offset) : offset_(offset) {
HeapObjectHeader* ObjectStartBitmap::FindHeader(
ConstAddress address_maybe_pointing_to_the_middle_of_object) const {
+ DCHECK_LE(offset_, address_maybe_pointing_to_the_middle_of_object);
size_t object_offset =
address_maybe_pointing_to_the_middle_of_object - offset_;
size_t object_start_number = object_offset / kAllocationGranularity;