150 lines
2.3 KiB
Rust
150 lines
2.3 KiB
Rust
#![feature(no_core, unboxed_closures)]
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#![no_core]
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#![allow(dead_code)]
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extern crate mini_core;
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use mini_core::*;
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fn abc(a: u8) -> u8 {
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a * 2
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}
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fn bcd(b: bool, a: u8) -> u8 {
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if b {
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a * 2
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} else {
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a * 3
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}
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}
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// FIXME make calls work
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fn call() {
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abc(42);
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}
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fn indirect_call() {
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let f: fn() = call;
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f();
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}
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enum BoolOption {
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Some(bool),
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None,
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}
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fn option_unwrap_or(o: BoolOption, d: bool) -> bool {
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match o {
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BoolOption::Some(b) => b,
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BoolOption::None => d,
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}
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}
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fn ret_42() -> u8 {
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42
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}
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fn return_str() -> &'static str {
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"hello world"
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}
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fn promoted_val() -> &'static u8 {
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&(1 * 2)
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}
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fn cast_ref_to_raw_ptr(abc: &u8) -> *const u8 {
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abc as *const u8
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}
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fn cmp_raw_ptr(a: *const u8, b: *const u8) -> bool {
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a == b
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}
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fn int_cast(a: u16, b: i16) -> (u8, u16, u32, usize, i8, i16, i32, isize, u8, u32) {
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(
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a as u8,
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a as u16,
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a as u32,
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a as usize,
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a as i8,
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a as i16,
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a as i32,
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a as isize,
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b as u8,
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b as u32
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)
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}
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fn char_cast(c: char) -> u8 {
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c as u8
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}
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struct DebugTuple(());
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fn debug_tuple() -> DebugTuple {
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DebugTuple(())
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}
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fn size_of<T>() -> usize {
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unsafe {
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intrinsics::size_of::<T>()
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}
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}
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fn use_size_of() -> usize {
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size_of::<u64>()
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}
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/*unsafe fn use_copy_intrinsic(src: *const u8, dst: *mut u8) {
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intrinsics::copy::<u8>(src, dst, 1);
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}*/
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/*unsafe fn use_copy_intrinsic_ref(src: *const u8, dst: *mut u8) {
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let copy2 = ©::<u8>;
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copy2(src, dst, 1);
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}*/
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const Abc: u8 = 6 * 7;
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fn use_const() -> u8 {
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Abc
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}
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fn call_closure_3arg() {
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(|_, _, _| {
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})(0u8, 42u16, 0u8)
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}
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fn call_closure_2arg() {
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(|_, _| {
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})(0u8, 42u16)
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}
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struct IsNotEmpty;
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impl<'a, 'b> FnOnce<(&'a &'b [u16], )> for IsNotEmpty {
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type Output = bool;
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#[inline]
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extern "rust-call" fn call_once(mut self, arg: (&'a &'b [u16], )) -> bool {
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self.call_mut(arg)
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}
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}
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impl<'a, 'b> FnMut<(&'a &'b [u16], )> for IsNotEmpty {
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#[inline]
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extern "rust-call" fn call_mut(&mut self, arg: (&'a &'b [u16], )) -> bool {
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true
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}
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}
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fn eq_char(a: char, b: char) -> bool {
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a == b
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}
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unsafe fn transmute(c: char) -> u32 {
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intrinsics::transmute(c)
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}
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