Assert released transaction is != last in pool:

a cheap way to notice what went wrong in https://github.com/root-project/root/issues/7657.
2021-03-31 15:10:21 +02:00 · 2021-03-31 15:10:21 +02:00 · 4edb1ed0f2
commit 4edb1ed0f2
parent 2555c8f542
1 changed files with 2 additions and 0 deletions
--- a/lib/Interpreter/TransactionPool.h
+++ b/lib/Interpreter/TransactionPool.h
@ -58,6 +58,8 @@ namespace cling {
    // Transaction T must be from call to TransactionPool::takeTransaction
    //
    void releaseTransaction(Transaction* T, bool reuse = true) {
+      assert((m_Transactions.empty() || m_Transactions.back() != T) \
+             && "Transaction already in pool");
      if (reuse) {
        assert((T->getState() == Transaction::kCompleted ||
                T->getState() == Transaction::kRolledBack)