> On Mon, Feb 26, 2018 at 12:04:53PM +0100, Jan Hubicka wrote:
> > Hi,
> > this is patch Jakub posted to IRC while discussing slow ipa-cp jump function
> > streaming. The problem is that hash hashes types as iterative types but 
> > later
> > compares them as pointers.  Iterative hash is trying to make semantically
> > equivalent types really equivalent.
> > 
> > Alternatively we may try to unify types that are semantically equivalent
> > but it seems bit slopy to do at stage4.
> > 
> > Bootstrapped/regtested x86_64-linux, OK?
> 
> Please see http://gcc.gnu.org/r257940 , it is already committed.
Good, can you please backport it to gcc 7?

Thanks,
Honza
> 
>       Jakub

Reply via email to