Fix compiler warnings

[Jakub Jelinek]

On Wed, May 06, 2015 at 04:37:49PM +0000, Aditya K wrote:
> Thanks! Updated patch.
> 
> 
> 2015-05-06  Aditya Kumar  <hiraditya@msn.com>
> 
> Â Â Â Â Â Â Â  * gcov-tool.c (do_merge): Refactored to remove int ret.
> Â Â Â Â Â Â Â  * ipa-icf.c (sem_item::hash_referenced_symbol_properties): Changed (!type == FUNC) to (type != FUNC).
> Â Â Â Â Â Â Â  * reload.h (struct target_reload): Changed to type of x_spill_indirect_levels from bool to unsigned char.

I've rewritten the ChangeLog entry, replaced non-breaking spaces in the
patch with normal spaces (otherwise it doesn't apply),
bootstrapped/regtested on x86_64-linux and i686-linux and committed to
trunk.  Thanks.

	Jakub