Merge pull request #1615

f0989893 core: cache tx hashes of failing semantics txes (moneromooo-monero)

src/cryptonote_core/cryptonote_core.h

@@ -824,6 +824,8 @@ namespace cryptonote
      size_t block_sync_size;
 
      time_t start_time;
+
+     std::unordered_set<crypto::hash> bad_semantics_txes;
    };
 }