Re: [COMMITTERS] pgsql: Check for ERANGE in exp() - Mailing list pgsql-hackers

Tom Lane wrote:
> Bruce Momjian <bruce@momjian.us> writes:
> > Tom, on HPPA, does ERANGE get set for both overflow and underflow?  I
> > assume only overflow.
> 
> Yeah, AFAICT exp() just returns zero for underflow cases.  I get
> 
> regression=# select exp(-2000);
> ERROR:  value out of range: underflow
> 
> but I was getting that before your last patch, too.

Uh, if you were getting that before my last patch, then I don't think
you return ERANGE for underflow.

--  Bruce Momjian   bruce@momjian.us EnterpriseDB    http://www.enterprisedb.com
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