Precompute sighashes

Original version by Nicolas Dorier. Precomputing version by Pieter Wuille.

1 files changed, 4 insertions, 2 deletions

diff --git a/src/txmempool.cpp b/src/txmempool.cpp
index 82827b8e4f..8b974d7312 100644
--- a/src/txmempool.cpp
+++ b/src/txmempool.cpp
@@ -737,7 +737,8 @@ void CTxMemPool::check(const CCoinsViewCache *pcoins) const
             waitingOnDependants.push_back(&(*it));
         else {
             CValidationState state;
-            assert(CheckInputs(tx, state, mempoolDuplicate, false, 0, false, NULL));
+            PrecomputedTransactionData txdata(tx);
+            assert(CheckInputs(tx, state, mempoolDuplicate, false, 0, false, txdata, NULL));
             UpdateCoins(tx, mempoolDuplicate, 1000000);
         }
     }
@@ -751,7 +752,8 @@ void CTxMemPool::check(const CCoinsViewCache *pcoins) const
             stepsSinceLastRemove++;
             assert(stepsSinceLastRemove < waitingOnDependants.size());
         } else {
-            assert(CheckInputs(entry->GetTx(), state, mempoolDuplicate, false, 0, false, NULL));
+            PrecomputedTransactionData txdata(entry->GetTx());
+            assert(CheckInputs(entry->GetTx(), state, mempoolDuplicate, false, 0, false, txdata, NULL));
             UpdateCoins(entry->GetTx(), mempoolDuplicate, 1000000);
             stepsSinceLastRemove = 0;
         }