...spec, and Pegged will drop the needless nodes for you.

Or do the reverse, use...

...finish implementation now only will traverse unvisited nodes
- Fixed: Now elements with subConfigurations which aren...

...out the member functions that mutate AST nodes so that they could be made immutable...

...the semantic routines out of the AST nodes, and that had been annoying Iain very...

...the AST nodes so that `ASTBase` will only contain imports of AST nodes as opposed...

...working through a refactoring of the AST nodes in the DMD codebase. This is a...

...I can think of that the graph-nodes and the graph-edges are declared separately...

Indeed. Counting the nodes that require lowering in larger codebases (like phobos for example) might...

...solution than an array to store the nodes.

It depends how often lowering has to...

...would be enough to just store the nodes that require lowerings in an array so...