27_io/istream_extractor_arith.cc fixup

[Benjamin Kosnik]

Hey can this patch:

2002-01-28  Paolo Carlini  <pcarlini@unitus.it>

	* testsuite/27_io/ostream_inserter_arith.cc (test03):
	Fix to deal correctly with both 32 bit and 64 bit architectures


Be extended to 

 27_io/istream_extractor_arith.cc fixup

To fix the fail shown here:

http://gcc.gnu.org/ml/gcc-testresults/2002-01/msg00576.html
http://gcc.gnu.org/ml/gcc-testresults/2002-01/msg00582.html
http://gcc.gnu.org/ml/gcc-testresults/2002-01/msg00509.html

?