TraitRefs appear in impls.
Resolution maps each
ref_id to its defining trait; that’s all
ref_id is for. The
impl_id maps to the “self type” of this impl.
If this impl is an
impl_id is redundant (it could be the
same as the impl’s
Auto Trait Implementations§
impl !RefUnwindSafe for TraitRef
impl !UnwindSafe for TraitRef
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: 32 bytes