Module rustc::infer::sub[][src]

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Structs

Sub [
Experimental
]

Ensures a is made a subtype of b. Returns a on success.