Include a non-default span in proc macro benchmark

dtolnay / quote

Rust quasi-quoting

Apache License 2.0

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Include a non-default span in proc macro benchmark #192

Closed dtolnay closed 2 years ago

dtolnay commented 2 years ago

This imitates the performance characteristics of a real proc macro slightly better if we special case token trees that transitively contain only call_site spans.