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-rw-r--r--src/backend/utils/adt/formatting.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/backend/utils/adt/formatting.c b/src/backend/utils/adt/formatting.c
index b91ff7bb803..3bb01cdb65a 100644
--- a/src/backend/utils/adt/formatting.c
+++ b/src/backend/utils/adt/formatting.c
@@ -4569,8 +4569,11 @@ do_to_timestamp(text *date_txt, text *fmt, Oid collid, bool std,
{
/* If a 4-digit year is provided, we use that and ignore CC. */
tm->tm_year = tmfc.year;
- if (tmfc.bc && tm->tm_year > 0)
- tm->tm_year = -(tm->tm_year - 1);
+ if (tmfc.bc)
+ tm->tm_year = -tm->tm_year;
+ /* correct for our representation of BC years */
+ if (tm->tm_year < 0)
+ tm->tm_year++;
}
fmask |= DTK_M(YEAR);
}