Struct rustc_mir::borrow_check::nll::region_infer::values::RegionValueElements

pub(crate) struct RegionValueElements {
    statements_before_block: IndexVec<BasicBlock, usize>,
    num_points: usize,
}

🔬 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?

Maps between a Location and a PointIndex (and vice versa).

Fields

statements_before_block: IndexVec<BasicBlock, usize>

🔬 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?

For each basic block, how many points are contained within?

num_points: usize

🔬 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?

Methods

impl RegionValueElements

pub(crate) fn new(mir: &Mir) -> Self

🔬 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?

fn point_from_location(&self, location: Location) -> PointIndex

🔬 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?

Converts a Location into a PointIndex. O(1).

pub(crate) fn to_location(&self, i: PointIndex) -> Location

🔬 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?

Converts a PointIndex back to a location. O(N) where N is the number of blocks; could be faster if we ever cared.