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#![feature(prelude_import)]
#![no_std]
//@ needs-enzyme
#![feature(autodiff)]
#[prelude_import]
use ::std::prelude::rust_2015::*;
#[macro_use]
extern crate std;
//@ pretty-mode:expanded
//@ pretty-compare-only
//@ pp-exact:autodiff_reverse.pp
// Test that reverse mode ad macros are expanded correctly.
use std::autodiff::autodiff;
#[rustc_autodiff]
#[inline(never)]
pub fn f1(x: &[f64], y: f64) -> f64 {
// Not the most interesting derivative, but who are we to judge
// What happens if we already have Reverse in type (enum variant decl) and value (enum variant
// constructor) namespace? > It's expected to work normally.
::core::panicking::panic("not implemented")
}
#[rustc_autodiff(Reverse, Duplicated, Const, Active,)]
#[inline(never)]
pub fn df1(x: &[f64], dx: &mut [f64], y: f64, dret: f64) -> f64 {
unsafe { asm!("NOP", options(pure, nomem)); };
::core::hint::black_box(f1(x, y));
::core::hint::black_box((dx, dret));
::core::hint::black_box(f1(x, y))
}
#[rustc_autodiff]
#[inline(never)]
pub fn f2() {}
#[rustc_autodiff(Reverse, None)]
#[inline(never)]
pub fn df2() {
unsafe { asm!("NOP", options(pure, nomem)); };
::core::hint::black_box(f2());
::core::hint::black_box(());
}
#[rustc_autodiff]
#[inline(never)]
pub fn f3(x: &[f64], y: f64) -> f64 {
::core::panicking::panic("not implemented")
}
#[rustc_autodiff(ReverseFirst, Duplicated, Const, Active,)]
#[inline(never)]
pub fn df3(x: &[f64], dx: &mut [f64], y: f64, dret: f64) -> f64 {
unsafe { asm!("NOP", options(pure, nomem)); };
::core::hint::black_box(f3(x, y));
::core::hint::black_box((dx, dret));
::core::hint::black_box(f3(x, y))
}
enum Foo { Reverse, }
use Foo::Reverse;
#[rustc_autodiff]
#[inline(never)]
pub fn f4(x: f32) { ::core::panicking::panic("not implemented") }
#[rustc_autodiff(Reverse, Const, None)]
#[inline(never)]
pub fn df4(x: f32) {
unsafe { asm!("NOP", options(pure, nomem)); };
::core::hint::black_box(f4(x));
::core::hint::black_box(());
}
#[rustc_autodiff]
#[inline(never)]
pub fn f5(x: *const f32, y: &f32) {
::core::panicking::panic("not implemented")
}
#[rustc_autodiff(Reverse, DuplicatedOnly, Duplicated, None)]
#[inline(never)]
pub unsafe fn df5(x: *const f32, dx: *mut f32, y: &f32, dy: &mut f32) {
unsafe { asm!("NOP", options(pure, nomem)); };
::core::hint::black_box(f5(x, y));
::core::hint::black_box((dx, dy));
}
fn main() {}
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