[cfe-dev] Should we build semantically invalid nodes?

[Sebastian Redl]

Argiris Kirtzidis wrote:
> Hey Steve, breaking up Sema is a ridiculous awesome idea!
>
> Here's a thought I'd like to throw around..
> Could there be something like "composable Actions" ? The ASTBuilder 
> would build the AST while Sema would do semantic checks and reject 
> invalid nodes.
> This will cleanly separate the semantic checks from the AST building 
> and, as you said, will make the code more maintainable.
>   
Unless the complexity of creating and maintaining that separation 
exceeds that of having the merged code.

I'm all for the separation, but we need a really good plan before we can 
actually do it.

Sebastian