rustc-ap-rustc_ast_passes 650.0.0

Automatically published version of the package `rustc_ast_passes` in the rust-lang/rust repository from commit cdb50c6f2507319f29104a25765bfb79ad53395c The publishing script for this crate lives at:

The rustc_ast_passes crate contains passes which validate the AST in syntax parsed by rustc_parse and then lowered, after the passes in this crate, by rustc_ast_lowering.

The crate also contains other misc AST visitors, e.g. node_count and show_span.