Enum rustc_mir::transform::promote_consts::TempState

pub enum TempState {
    Undefined,
    Defined {
        location: Location,
        uses: usize,
    },
    Unpromotable,
    PromotedOut,
}

🔬 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?

State of a temporary during collection and promotion.

Variants

Undefined

🔬 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?

No references to this temp.

Defined

🔬 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?

One direct assignment and any number of direct uses. A borrow of this temp is promotable if the assigned value is qualified as constant.

Fields of Defined

location: 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?
uses: 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?

Unpromotable

🔬 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?

Any other combination of assignments/uses.

PromotedOut

🔬 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?

This temp was part of an rvalue which got extracted during promotion and needs cleanup.

Methods

impl TempState

pub fn is_promotable(&self) -> bool

🔬 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?

Trait Implementations

impl Copy for TempState

impl Clone for TempState

fn clone(&self) -> TempState

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl PartialEq for TempState

fn eq(&self, __arg_0: &TempState) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &TempState) -> bool

This method tests for !=.

impl Eq for TempState

impl Debug for TempState

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.