throw_allocator.h (__throw_allocator::allocate): Throw bad_alloc for out of memory conditions.

2007-06-01  Benjamin Kosnik  <bkoz@redhat.com>

	* include/ext/throw_allocator.h (__throw_allocator::allocate):
	Throw bad_alloc for out of memory conditions.	
	* testsuite/ext/throw_allocator/deallocate_global.cc: New.
	* testsuite/ext/throw_allocator/check_delete.cc: Same.
	* testsuite/ext/throw_allocator/check_allocate_max_size.cc: Same.
	* testsuite/ext/throw_allocator/check_deallocate_null.cc: Same.
	* testsuite/ext/throw_allocator/explicit_instantiation.cc: Same.
	* testsuite/ext/throw_allocator/check_new.cc: Same.
	* testsuite/ext/throw_allocator/deallocate_local.cc: Same.

From-SVN: r125261