[libstdc++ PATH] tr1::bind support

[Gabriel Dos Reis]

Steven Bosscher <stevenb@suse.de> writes:

[...]

| BTW the patch below, to not compare target attributes until after
| making sure that the types are the same from a target-independent
| POV, also cuts off 40% of the compile time of this test case for
| me.

That looks to me to be a sensible course of action.

I don't know how practical it is in current GCC to have more sharing
(see issues in GCC wiki).

-- Gaby