Great observation.  Actually the document needs to be rephrased that PTH is 
largely a mechanism now for doing performance analysis of the frontend by 
reducing lexing time to help find the other "hot" parts of the compiler.

On Jan 7, 2013, at 5:34 AM, Jean-Daniel Dupas <[email protected]> wrote:

> While reading the PTH internal doc, I found the following paragraph that 
> should probably be updated…
> 
> "There are plans to potentially implement an complementary PCH implementation 
> for Clang based on the lazy deserialization of ASTs. This approach would 
> theoretically have the same constant-time algorithmic advantages just 
> mentioned but would also retain some of the strengths of PTH such as reduced 
> memory pressure (ideal for multi-core builds)."
> 
> 
> -- Jean-Daniel
> 
> 
> 
> 
> 
> _______________________________________________
> cfe-commits mailing list
> [email protected]
> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits


_______________________________________________
cfe-commits mailing list
[email protected]
http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits

Reply via email to