pub fn inputs_and_output(&self) -> Binder<'tcx, &'tcx List<Ty<'tcx>>>
pub fn c_variadic(&self) -> bool
pub fn is_fn_trait_compatible(&self) -> bool
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.