[PATCH] new altivec tests to verify statements in manual

[Aldy Hernandez]

>>>>> "Janis" == Janis Johnson <janis187@us.ibm.com> writes:

 > Yesterday I submitted a documentation patch to add a couple of statements
 > about additional differences in GCC's AltiVec support from the Motorola
 > AltiVec PIM.  These tests verify those statements.  OK for
 > mainline?

Yes.