From: Howard Chu <hyc@openldap.org>
Date: Wed, 29 Apr 2015 16:12:40 +0000 (+0100)
Subject: ITS#8117 fix INTEGERDUP compare
X-Git-Tag: LMDB_0.9.15~14
X-Git-Url: https://git.sur5r.net/?p=openldap;a=commitdiff_plain;h=ba45e0c05aee867ac1d8240eeb013d37487bb146

ITS#8117 fix INTEGERDUP compare
---

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index fe651509f8..acb0e449f5 100644
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -7076,6 +7076,12 @@ 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 */