Function rustc_interface::passes::configure_and_expand

pub fn configure_and_expand(
    sess: &Session, 
    lint_store: &LintStore, 
    krate: Crate, 
    crate_name: &str, 
    resolver: &mut Resolver<'_>
) -> Result<Crate>

Runs the “early phases” of the compiler: initial cfg processing, loading compiler plugins, syntax expansion, secondary cfg expansion, synthesis of a test harness if one is to be provided, injection of a dependency on the standard library and prelude, and name resolution.