C++ PATCH to emit_tinfo_decl

[Jason Merrill]

>>>>> "Franz" == Franz Sirl <Franz.Sirl-kernel@lauterbach.com> writes:

> Jason, the abi/rtti1.C testcase you committed with that patch fails on
> powerpc-linux-gnu if compiled with -fPIC, is that expected?

This seems to be due to an over-permissive regexp; 

  typeinfo for A[: \t\n]

matches

  .long typeinfo for A

I'll add the initial \n used by other tests.

Jason