BUG #4190: sparc64 test suite fails

The following bug has been logged online:

Bug reference:      4190
Logged by:          Dennis Gilmore
Email address:      dennis@ausil.us
PostgreSQL version: 8.3.1
Operating system:   Linux
Description:        sparc64 test suite fails
Details:

errors test fails.  the following is the output.  which to me indicates it
passed  but gave different output.

*** ./expected/errors.out       Sat Nov 10 09:36:44 2007
--- ./results/errors.out        Fri May 23 09:18:27 2008
***************
*** 304,312 ****
  select 1/0;
  ERROR:  division by zero
  select 1::int8/0;
! ERROR:  division by zero
  select 1/0::int8;
! ERROR:  division by zero
  select 1::int2/0;
  ERROR:  division by zero
  select 1/0::int2;
--- 304,314 ----
  select 1/0;
  ERROR:  division by zero
  select 1::int8/0;
! ERROR:  floating-point exception
! DETAIL:  An invalid floating-point operation was signaled. This probably
means an out-of-range result or an invalid operation, such as division by
zero.
  select 1/0::int8;
! ERROR:  floating-point exception
! DETAIL:  An invalid floating-point operation was signaled. This probably
means an out-of-range result or an invalid operation, such as division by
zero.
  select 1::int2/0;
  ERROR:  division by zero
  select 1/0::int2;

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