DMD semantic passes overview?

Jacob Carlborg doob at me.com
Sun Dec 4 03:25:06 PST 2011


On 2011-12-02 19:01, Nick Sabalausky wrote:
> I don't suppose there's any information out there on how DMD's sematic
> passes work? (esp, regarding types, forward reference resolution and
> DSymbol::scope as used by AggregateDeclaration, but I suppose getting that
> specific might be asking too much).
>
> I've been digging through the code, and so far what I've been able to grok
> is that there's theree passes (semantic, semantic2 and semantic3), each node
> in the AST tries to run the (same) semantic pass for it's own members and
> for anything they reference, and during the first pass some stuff gets
> deferred to right after the first pass.
>
> I'll keep digging though, but any help would be, umm, helpful :)

You can always run DMD with the verbose option which will give you some 
idea of what DMD does. But you might already figured out that.

-- 
/Jacob Carlborg


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