*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.144 2007/01/06 04:14:55 momjian Exp $
+ * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.145 2007/01/06 15:18:02 momjian Exp $
*
*-------------------------------------------------------------------------
*/
* using errno. However, some platform/CPU combinations return
* errno == EDOM and result == Nan for negative arg1 and very large arg2
* (they must be using something different from our floor() test to
- * decide it's invalid). Other platforms return errno == ERANGE and a
- * large but finite result to signal overflow.
+ * decide it's invalid). Other platforms (HPPA) return errno == ERANGE
+ * and a large (HUGE_VAL) but finite result to signal overflow.
*/
errno = 0;
result = pow(arg1, arg2);
else
result = 1;
}
- /* Some platoforms, e.g. HPPA, return ERANGE, but HUGE_VAL, not Inf */
else if (errno == ERANGE && !isinf(result))
result = get_float8_infinity();
float8 arg1 = PG_GETARG_FLOAT8(0);
float8 result;
+ errno = 0;
result = exp(arg1);
+ if (errno == ERANGE && !isinf(result))
+ result = get_float8_infinity();
CHECKFLOATVAL(result, isinf(arg1), false);
PG_RETURN_FLOAT8(result);
* Bump library versions, if appropriate (see below)
o src/interfaces/*/Makefile
o src/interfaces/*/*/Makefile
- o update ecpg regression expected files
+ o update ecpg regression expected files for new library number
* Release notes
o check that dashed items from the TODO list are complete