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core/state: track slot reads for empty storage

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This commit is contained in:
Gary Rong 2026-02-03 16:58:37 +08:00
parent a5e6a157e5
commit 3c5440b87a
1 changed files with 13 additions and 0 deletions
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13
core/state/state_object.go
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@ -188,6 +188,19 @@ func (s *stateObject) GetCommittedState(key common.Hash) common.Hash {
// have been handles via pendingStorage above. // have been handles via pendingStorage above.
// 2) we don't have new values, and can deliver empty response back // 2) we don't have new values, and can deliver empty response back
if _, destructed := s.db.stateObjectsDestruct[s.address]; destructed { if _, destructed := s.db.stateObjectsDestruct[s.address]; destructed {
// Invoke the reader regardless and discard the returned value.
// The returned value may not be empty, as it could belong to a
// self-destructed contract.
//
// The read operation is still essential for correctly building
// the block-level access list.
//
// TODO(rjl493456442) the reader interface can be extended with
// Touch, recording the read access without the actual disk load.
_, err := s.db.reader.Storage(s.address, key)
if err != nil {
s.db.setError(err)
}
s.originStorage[key] = common.Hash{} // track the empty slot as origin value s.originStorage[key] = common.Hash{} // track the empty slot as origin value
return common.Hash{} return common.Hash{}
} }