Merge pull request #971 from PaulCalabrese/STAT-306-GH970-Replay-Assertion

STAT-306 #970 Replay causes assertion

(reapplied on noon branch)

libraries/chain/contracts/eosio_contract.cpp

@@ -236,6 +236,8 @@ void apply_eosio_setcode(apply_context& context) {
       /** TODO: consider whether a microsecond level local timestamp is sufficient to detect code version changes*/
       #warning TODO: update setcode message to include the hash, then validate it in validate 
       a.code_version = code_id;
+      // Added resize(0) here to avoid bug in boost vector container
+      a.code.resize( 0 );
       a.code.resize( act.code.size() );
       memcpy( a.code.data(), act.code.data(), act.code.size() );
 

libraries/chain/include/eosio/chain/account_object.hpp

@@ -26,6 +26,8 @@ namespace eosio { namespace chain {
       shared_vector<char>  abi;
 
       void set_abi( const eosio::chain::contracts::abi_def& a ) {
+         // Added resize(0) here to avoid bug in boost vector container
+         abi.resize( 0 );
          abi.resize( fc::raw::pack_size( a ) );
          fc::datastream<char*> ds( abi.data(), abi.size() );
          fc::raw::pack( ds, a );