fast-rustc-ap-rustc_span is used at run time in 8 crates.

Depender (with downloads and own rev deps) fast-rustc-ap-rustc_span version
4 fast-rustc-ap-rustc_ast ^1.0.0
3 fast-rustc-ap-rustc_feature ^1.0.0
1 fast-rustc-ap-rustc_target ^1.0.0
3 fast-rustc-ap-rustc_errors ^1.0.0
2 fast-rustc-ap-rustc_session ^1.0.0
2 fast-rustc-ap-rustc_ast_pretty ^1.0.0
1 fast-rustc-ap-rustc_attr ^1.0.0
fast-rustc-ap-rustc_parse ^1.0.0