// This edge is enabled if the feature is enabled, which means the union of (required,
// optional) build conditions.
This edge is enabled if the feature is enabled, which means the union of (required,
optional) build conditions.
This edge is enabled if the feature is enabled which means the union of ( required optional ) build conditions .
fn combine_req_opt(req: DependencyReq<'_>) -> PlatformStatusImpl {
            let mut required = req.inner.required.build_if.clone();
            required.extend(&req.inner.optional.build_if);
            required
        }
fn combine_req_opt ( req : DependencyReq < ' _ > ) -> PlatformStatusImpl { let mut required = req . inner . required . build_if . clone ( ) ; required . extend ( & req . inner . optional . build_if ) ; required }
This edge is enabled if the feature is enabled, which means the union of (required,
optional) build conditions.
This edge is enabled if the feature is enabled which means the union of ( required optional ) build conditions .
req
DependencyReq<'_>