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//@ needs-enzyme
#![feature(autodiff)]
//@ pretty-mode:expanded
//@ pretty-compare-only
//@ pp-exact:autodiff_reverse.pp
// Test that reverse mode ad macros are expanded correctly.
use std::autodiff::autodiff;
#[autodiff(df1, Reverse, Duplicated, Const, Active)]
pub fn f1(x: &[f64], y: f64) -> f64 {
unimplemented!()
}
// Not the most interesting derivative, but who are we to judge
#[autodiff(df2, Reverse)]
pub fn f2() {}
#[autodiff(df3, ReverseFirst, Duplicated, Const, Active)]
pub fn f3(x: &[f64], y: f64) -> f64 {
unimplemented!()
}
enum Foo { Reverse }
use Foo::Reverse;
// What happens if we already have Reverse in type (enum variant decl) and value (enum variant
// constructor) namespace? > It's expected to work normally.
#[autodiff(df4, Reverse, Const)]
pub fn f4(x: f32) {
unimplemented!()
}
#[autodiff(df5, Reverse, DuplicatedOnly, Duplicated)]
pub fn f5(x: *const f32, y: &f32) {
unimplemented!()
}
fn main() {}
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