diff options
| author | Bruce Momjian <bruce@momjian.us> | 2002-06-07 23:41:53 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2002-06-07 23:41:53 +0000 |
| commit | 8a3f34b5585b74833567197b12d6a7e42a8decd9 (patch) | |
| tree | bcb8cb4d9a99ea2703d98d7fda4e39632ca1ae95 /src/backend/utils/adt/int.c | |
| parent | 74a8af099f0095bc87f25dfa9b54f09d6a8972d4 (diff) | |
| download | postgresql-8a3f34b5585b74833567197b12d6a7e42a8decd9.tar.gz postgresql-8a3f34b5585b74833567197b12d6a7e42a8decd9.zip | |
Fix for factorial(0::int2) returning 1, from sugita@sra.co.jp.
Diffstat (limited to 'src/backend/utils/adt/int.c')
| -rw-r--r-- | src/backend/utils/adt/int.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/backend/utils/adt/int.c b/src/backend/utils/adt/int.c index 99c61558474..f6d72c569b6 100644 --- a/src/backend/utils/adt/int.c +++ b/src/backend/utils/adt/int.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/utils/adt/int.c,v 1.48 2002/02/23 01:01:30 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/utils/adt/int.c,v 1.49 2002/06/07 23:41:53 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -800,7 +800,9 @@ int2fac(PG_FUNCTION_ARGS) int16 arg1 = PG_GETARG_INT16(0); int32 result; - if (arg1 < 1) + if (arg1 == 0) + result = 1; + else if (arg1 < 1) result = 0; else for (result = 1; arg1 > 0; --arg1) |