Re: BUG #2651: 8.2 - beta 1 does now compile with Sun Studio 11

[Rémy Beaumont <remyb(at)medrium(dot)com>]

Yes, that is the next item on my list.
I'm just trying to compile it for now on a T2000 with the best  
possible optimization.

With PG 8.1.X. I saw a 30% to 40% performance increase on sorts when  
compiling with Sun Studio 11 and -fast.

Rémy
On 25-Sep-06, at 22:02, Tom Lane wrote:

> "Remy Beaumont" <remyb(at)medrium(dot)com> writes:
> > When we try to compile 8.2 - beta 1 on a T2000 wth Sun Studio 11,  
> > the build
> > fails at the following file:
>
> > make[5]: Entering directory
> > `/usr/home/remy/postgresql-8.2beta1/src/backend/utils/adt'
> > /opt/SUNWspro/bin/cc -Xa -xtarget=ultraT1 -fast -I../../../../src/ 
> > include
> > -c -o float.o float.c
> > "float.c", line 112: identifier redeclared: cbrt
> >         current : static function(double) returning double
> >         previous: function(double) returning double :
> > "/usr/include/iso/math_c99.h", line 126
> > cc: acomp failed for float.c
>
> You need to find out why configure failed to detect that cbrt() is
> available.
>
> 			regards, tom lane