More glob import issues

[Veykril]

Condvar in https://github.com/salsa-rs/salsa/blob/f78a641d2086695ac0ef96cbe915bf80b5a690f2/src/storage.rs#L5 is being resolved to std's condvar which is incorrect, it should resolve to https://github.com/salsa-rs/salsa/blob/f78a641d2086695ac0ef96cbe915bf80b5a690f2/src/loom.rs#L214 instead. That is the pub use std::sync::*; glob import there is shadowing the definition incorrectly.

[Veykril]

Okay I got a very confusing reproducer:

//- minicore: derive
mod x {
    use super::cell::UnsafeCell;
    fn new() -> super::cell::UnsafeCell {
        UnsafeCell
    }
}

pub mod cell {
    pub use super::ax::*;

    #[derive()]
    pub struct UnsafeCell;
}

pub mod ax {
    pub struct UnsafeCell;
}

Note the derive is load bearing, presumably as it changes resolution order within defmap collection 🙃 The Unsafecell in the function body gets resolved to ax::UnsafeCell which is incorrect