Add extra reporting to push_spenders.

Author: evoskuil

include/bitcoin/database/error.hpp

@@ -48,6 +48,9 @@ enum error_t : uint8_t
     integrity9,
     integrity10,
     integrity11,
+    integrity12,
+    integrity13,
+    integrity14,
 
     /// memory map
     open_open,

include/bitcoin/database/impl/query/consensus.ipp

@@ -204,7 +204,21 @@ code CLASS::push_spenders(tx_links& out, const point& point,
 {
     auto it = store_.point.it(table::point::compose(point));
     if (!it)
+    {
+        it.reset();
+
+        table::point::record get{};
+        if (!store_.point.get(self, get))
+            return error::integrity12;
+
+        if (get.hash != point.hash())
+            return error::integrity13;
+
+        if (get.index != point.index())
+            return error::integrity14;
+
         return error::integrity4;
+    }
 
     point_links points{};
     do

src/error.cpp

@@ -41,6 +41,9 @@ DEFINE_ERROR_T_MESSAGE_MAP(error)
     { integrity9, "store corrupted9" },
     { integrity10, "store corrupted10" },
     { integrity11, "store corrupted11" },
+    { integrity12, "store corrupted12" },
+    { integrity13, "store corrupted13" },
+    { integrity14, "store corrupted14" },
 
     // memory map
     { open_open, "opening open file" },