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| author | Bruce Momjian <bruce@momjian.us> | 2007-01-02 22:19:42 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2007-01-02 22:19:42 +0000 |
| commit | 182676ae274d610683ad8fbffeb7b11a1cfcccdb (patch) | |
| tree | 4a8276bff5a1b426fbe71b64e0bd6028b57adc42 /src/backend/utils/adt/float.c | |
| parent | 09d09b988df4fba7c800445da73cb09a915f940c (diff) | |
| download | postgresql-182676ae274d610683ad8fbffeb7b11a1cfcccdb.tar.gz postgresql-182676ae274d610683ad8fbffeb7b11a1cfcccdb.zip | |
Some platforms set errno on pow(), exp() overflow, some do not, so if
isinf(), fall through to our own infinity checks.
Diffstat (limited to 'src/backend/utils/adt/float.c')
| -rw-r--r-- | src/backend/utils/adt/float.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/backend/utils/adt/float.c b/src/backend/utils/adt/float.c index 48b5fe878c5..dab6c35667f 100644 --- a/src/backend/utils/adt/float.c +++ b/src/backend/utils/adt/float.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.134 2007/01/02 21:25:50 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.135 2007/01/02 22:19:42 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -1444,7 +1444,7 @@ dpow(PG_FUNCTION_ARGS) */ errno = 0; result = pow(arg1, arg2); - if (errno != 0) + if (errno != 0 && !isinf(result)) ereport(ERROR, (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE), errmsg("result is out of range"))); @@ -1469,7 +1469,7 @@ dexp(PG_FUNCTION_ARGS) */ errno = 0; result = exp(arg1); - if (errno != 0) + if (errno != 0 && !isinf(result)) ereport(ERROR, (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE), errmsg("result is out of range"))); |