Move [7d30880114] to the trunk. Add optimizations to reduce the number of opcodes used for BEFORE UPDATE triggers.

FossilOrigin-Name: 1b7c5250ccb63182324bfc3f1ea28f17b6db357a
diff --git a/src/resolve.c b/src/resolve.c
index d913a24..0a59be7 100644
--- a/src/resolve.c
+++ b/src/resolve.c
@@ -264,6 +264,10 @@
             testcase( iCol==31 );
             testcase( iCol==32 );
             pParse->oldmask |= (iCol>=32 ? 0xffffffff : (((u32)1)<<iCol));
+          }else{
+            testcase( iCol==31 );
+            testcase( iCol==32 );
+            pParse->newmask |= (iCol>=32 ? 0xffffffff : (((u32)1)<<iCol));
           }
           pExpr->iColumn = (i16)iCol;
           pExpr->pTab = pTab;