From ed13d4aa59cf06a1bb6b096fe19af63fc6f8737a Mon Sep 17 00:00:00 2001
From: Howard Chu <hyc@openldap.org>
Date: Wed, 29 Apr 2015 17:12:40 +0100
Subject: [PATCH] ITS#8117 fix INTEGERDUP compare

---
 libraries/liblmdb/mdb.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index f1c7508..892dd04 100644
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -7194,6 +7194,12 @@ mdb_xcursor_init1(MDB_cursor *mc, MDB_node *node)
 				mx->mx_db.md_flags |= MDB_INTEGERKEY;
 		}
 	}
+#if UINT_MAX < SIZE_MAX
+	if (mc->mc_dbx->md_dcmp == mdb_cmp_int && mx->mx_db.md_pad == sizeof(size_t)) {
+		mc->mc_dbx->md_dcmp = mdb_cmp_clong;
+		mx->mx_dbx.md_cmp = mdb_cmp_clong;
+	}
+#endif
 	DPRINTF(("Sub-db -%u root page %"Z"u", mx->mx_cursor.mc_dbi,
 		mx->mx_db.md_root));
 	mx->mx_dbflag = DB_VALID|DB_DIRTY; /* DB_DIRTY guides mdb_cursor_touch */