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Fix overflow in extract(epoch from interval) for intervals exceeding 68 years.

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Seems to have been introduced in 8.1 by careless SECS_PER_DAY
search-and-replace.
This commit is contained in:
Tom Lane 2007-09-16 15:56:20 +00:00
parent e92da1a9d1
commit 22d98e7934
1 changed files with 3 additions and 3 deletions
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6
src/backend/utils/adt/timestamp.c
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@ -8,7 +8,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/timestamp.c,v 1.181 2007/08/04 01:26:54 tgl Exp $ * $PostgreSQL: pgsql/src/backend/utils/adt/timestamp.c,v 1.182 2007/09/16 15:56:20 tgl Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -4395,9 +4395,9 @@ interval_part(PG_FUNCTION_ARGS)
#else #else
result = interval->time; result = interval->time;
#endif #endif
result += (DAYS_PER_YEAR * SECS_PER_DAY) * (interval->month / MONTHS_PER_YEAR); result += ((double) DAYS_PER_YEAR * SECS_PER_DAY) * (interval->month / MONTHS_PER_YEAR);
result += ((double) DAYS_PER_MONTH * SECS_PER_DAY) * (interval->month % MONTHS_PER_YEAR); result += ((double) DAYS_PER_MONTH * SECS_PER_DAY) * (interval->month % MONTHS_PER_YEAR);
result += interval->day * SECS_PER_DAY; result += ((double) SECS_PER_DAY) * interval->day;
} }
else else
{ {