Warning cleanup from the MSVC compile.

FossilOrigin-Name: 26cd015c0ee1c18dd37f11b47ce35cfa320b3514
diff --git a/src/trigger.c b/src/trigger.c
index e17b48e..00acc81 100644
--- a/src/trigger.c
+++ b/src/trigger.c
@@ -695,7 +695,7 @@
     **   INSERT INTO t1 ... ;            -- insert into t2 uses REPLACE policy
     **   INSERT OR IGNORE INTO t1 ... ;  -- insert into t2 uses IGNORE policy
     */
-    pParse->eOrconf = (orconf==OE_Default)?pStep->orconf:orconf;
+    pParse->eOrconf = (orconf==OE_Default)?pStep->orconf:(u8)orconf;
 
     switch( pStep->op ){
       case TK_UPDATE: {
@@ -955,6 +955,8 @@
 ){
   Trigger *p;
 
+  UNUSED_PARAMETER(newIdx);
+
   assert(op == TK_UPDATE || op == TK_INSERT || op == TK_DELETE);
   assert(tr_tm == TRIGGER_BEFORE || tr_tm == TRIGGER_AFTER );