MonetDB: Jul2017 - use BATmax safer than last value.

[Niels Nes]

Changeset: 29de75e777ab for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=29de75e777ab
Modified Files:
        sql/backends/monet5/sql.c
Branch: Jul2017
Log Message:

use BATmax safer than last value.


diffs (16 lines):

diff --git a/sql/backends/monet5/sql.c b/sql/backends/monet5/sql.c
--- a/sql/backends/monet5/sql.c
+++ b/sql/backends/monet5/sql.c
@@ -1058,8 +1058,10 @@ mvc_grow_wrap(Client cntxt, MalBlkPtr mb
                cnt = BATcount(ins);
                BBPunfix(ins->batCacheid);
        }
-       if (BATcount(tid))
-               v = *Tloc(tid, BATcount(tid)-1)+1;
+       if (BATcount(tid)) {
+               (void)BATmax(tid, &v);
+               v++;
+       }
        for(;cnt>0; cnt--, v++) {
                if (BUNappend(tid, &v, FALSE) != GDK_SUCCEED) {
                        BBPunfix(Tid);
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