Enum rustc_trait_selection::infer::unify_key::ConstVariableOriginKind [−][src]
pub enum ConstVariableOriginKind {
MiscVariable,
ConstInference,
ConstParameterDefinition(Symbol, DefId),
SubstitutionPlaceholder,
}
Expand description
Reasons to create a const inference variable
Variants
Auto Trait Implementations
impl RefUnwindSafe for ConstVariableOriginKind
impl Send for ConstVariableOriginKind
impl Sync for ConstVariableOriginKind
impl Unpin for ConstVariableOriginKind
impl UnwindSafe for ConstVariableOriginKind
Blanket Implementations
pub fn allocate_from_iter(
arena: &'a Arena<'tcx>,
iter: impl IntoIterator<Item = T>
) -> &'a mut [T]
Mutably borrows from an owned value. Read more
Layout
Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...)
attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.
Size: 12 bytes
Size for each variant:
MiscVariable
: 0 bytesConstInference
: 0 bytesConstParameterDefinition
: 12 bytesSubstitutionPlaceholder
: 0 bytes