[patch] Fix std::shared_ptr FAILs with -fno-rtti

[Jonathan Wakely]

A couple of small fixes for shared_ptr tests that fail with -fno-rtti.

Tested x86_64-linux, committed to trunk.

-------------- next part --------------
A non-text attachment was scrubbed...
Name: patch.txt
Type: text/x-patch
Size: 3105 bytes
Desc: not available
URL: <http://gcc.gnu.org/pipermail/libstdc++/attachments/20141212/e1121050/attachment.bin>