1 files changed, 5 insertions, 1 deletions
diff --git a/cpp/src/qpid/InlineAllocator.h b/cpp/src/qpid/InlineAllocator.h
index 0bb30fa1a4..fd652aca03 100644
--- a/cpp/src/qpid/InlineAllocator.h
+++ b/cpp/src/qpid/InlineAllocator.h
@@ -23,6 +23,7 @@
  */
 
 #include <memory>
+#include <assert.h>
 
 namespace qpid {
 
@@ -49,7 +50,10 @@ class InlineAllocator : public BaseAllocator {
     }
 
     void deallocate(pointer p, size_type n) {
-        if (p == store) allocated=false;
+        if (p == store) {
+            assert(allocated);
+            allocated=false;
+        }
         else BaseAllocator::deallocate(p, n);
     }