MonetDB: timezone - check for nil

[Niels Nes]

Changeset: f0bc5db127c3 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=f0bc5db127c3
Modified Files:
        sql/backends/monet5/sql.c
Branch: timezone
Log Message:

check for nil


diffs (15 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
@@ -3544,6 +3544,11 @@ str
 second_interval_2_daytime(daytime *res, const lng *s, const int *digits)
 {
        daytime d;
+
+       if (*s == lng_nil) {
+               *res = daytime_nil;
+               return MAL_SUCCEED;
+       }
        d = daytime_add_usec(daytime_create(0, 0, 0, 0), *s * 1000);
        return daytime_2time_daytime(res, &d, digits);
 }
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