[v3 patch] Add std::tr1::shared_ptr

[Benjamin Kosnik]

> 2005-02-22  Jonathan Wakely
> 
> 	* testsuite/tr1/2_general_utilities/memory/enable_shared_from_this/
> 	not_shared.cc: Add comments.
> 	* testsuite/tr1/2_general_utilities/memory/enable_shared_from_this/
> 	not_shared2.cc: Check for wrong type of exception.
> 	* testsuite/tr1/2_general_utilities/memory/enable_shared_from_this/
> 	not_shared3.cc: Likewise.
> 	* testsuite/tr1/2_general_utilities/memory/shared_ptr/cons/
> 	weak_ptr_expired.cc: Change test to XFAIL to behave consistently
> 	when -fno-exceptions is used.

Sure.

-benjamin