2007-01-12  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/30416
	* include/std/valarray (valarray<>::shift, valarray<>::cshift):
	Do not segfault when |n| > size.
	* testsuite/26_numerics/valarray/30416.cc: New.

From-SVN: r120720