vgvassilev wrote:

> > > Let's zoom out a little. The approach in D41416 shows that it is feasible 
> > > to store _a_ hash of the template arguments to delay eager 
> > > deserializations. The ODR hash approach is a second order problem because 
> > > we can swap it with something better once we need to. In order to make 
> > > progress we have introduced [D153003](https://reviews.llvm.org/D153003) 
> > > which allows our infrastructure to work. The way I see moving forward 
> > > here is:
> > > 
> > > * Base this PR on D41416 in the approach how we model the lazy 
> > > deserialization of templates. That'd mean that we "just" need to replace 
> > > `LazySpecializationInfo *LazySpecializations = nullptr;` with the on-disk 
> > > hash table approach. That would probably require centralizing that logic 
> > > somewhere in the ASTReader (the way this PR does) but with minimal 
> > > changes wrt D41416.
> > > * Test the implementation on our infrastructure for correctness
> > > * Test the implementation on the Google infrastructure for scalability
> > > * Think on a better approach to replace odr hashing if we see more 
> > > pathological problems.
> > 
> > 
> > Yeah, no problem at all. This is what I want in the higher level too. What 
> > I am confused is about the status of 
> > [D153003](https://reviews.llvm.org/D153003). If it is true that we've 
> > describe the problem completely in the review page, then 
> > [c31d6b4](https://github.com/llvm/llvm-project/commit/c31d6b4ef135098280b0ebb93e95b258a0d372ca)
> >  should be a proper fix for that.
> 
> I can try it on our infrastructure and if it works I will remove D153003.

@ChuanqiXu9, you were right. We seem to not need D153003 and I have removed it 
from the branch.

https://github.com/llvm/llvm-project/pull/76774
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

Reply via email to