Add support for emitting profiles into a directory other than '.'

[Diego Novillo]

On Thu, Jun 25, 2015 at 7:18 PM, Justin Bogner <mail at justinbogner.com> wrote:

> Is it enough to set InstrProfileFile to $dir/default.profraw in the
> frontend? Seems more complicated than it needs to be to have two
> variables at the LLVM level.

Sure. I was trying to keep the default as close to the runtime as I
could, but if you're OK with having the default specified in the FE
and runtime, I'm fine with that.  I'm not really sure how we could
avoid that, actually.

Fix coming up.


Diego.