The tracking issue for this feature is: #89653

The cfi_encoding feature allows the user to define a CFI encoding for a type. It allows the user to use a different names for types that otherwise would be required to have the same name as used in externally defined C functions.


#![feature(cfi_encoding, extern_types)]

fn main() {
#[cfi_encoding = "3Foo"]
pub struct Type1(i32);

extern {
    #[cfi_encoding = "3Bar"]
    type Type2;