float8 regression failure (HEAD, cygwin)

Hello,

While setting up a buildfarm installation for cygwin, I've
uncountered the following
regression failure :

float8 ... FAILED

================== pgsql.3132/src/test/regress/regression.diffs
*** ./expected/float8-small-is-zero.out Tue Jul 18 09:24:52 2006
--- ./results/float8.out Tue Jul 18 09:53:42 2006
***************
*** 13,29 ****
SELECT '-10e400'::float8;
ERROR: "-10e400" is out of range for type double precision
SELECT '10e-400'::float8;
! float8
! --------
! 0
! (1 row)
!
SELECT '-10e-400'::float8;
! float8
! --------
! -0
! (1 row)
!
-- bad input
INSERT INTO FLOAT8_TBL(f1) VALUES ('');
ERROR: invalid input syntax for type double precision: ""
--- 13,21 ----
SELECT '-10e400'::float8;
ERROR: "-10e400" is out of range for type double precision
SELECT '10e-400'::float8;
! ERROR: "10e-400" is out of range for type double precision
SELECT '-10e-400'::float8;
! ERROR: "-10e-400" is out of range for type double precision
-- bad input
INSERT INTO FLOAT8_TBL(f1) VALUES ('');
ERROR: invalid input syntax for type double precision: ""
***************
*** 377,383 ****
--- 369,377 ----
INSERT INTO FLOAT8_TBL(f1) VALUES ('-10e400');
ERROR: "-10e400" is out of range for type double precision
INSERT INTO FLOAT8_TBL(f1) VALUES ('10e-400');
+ ERROR: "10e-400" is out of range for type double precision
INSERT INTO FLOAT8_TBL(f1) VALUES ('-10e-400');
+ ERROR: "-10e-400" is out of range for type double precision
-- maintain external table consistency across platforms
-- delete all values and reinsert well-behaved ones
DELETE FROM FLOAT8_TBL;
=========================================

This happening on cygwin 1.5.20 (running on top of winXP), gcc 3.4.4.

The entire check.log can be found here :
http://www.newsoftcontrol.ro/~am/pgfarm/check.log
The other logs generated by the buildfarm can be found here:
http://www.newsoftcontrol.ro/~am/pgfarm/

Cheers,
Adrian Maier