rust/src/test/ui/consts/rfc-2203-const-array-repeat-exprs/nll-borrowck.rs

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// ignore-compile-mode-nll
#![allow(warnings)]
#![feature(constants_in_array_repeat_expressions, nll)]
// Some type that is not copyable.
struct Bar;
mod constants {
use Bar;
fn no_impl_copy_empty_value_no_elements() {
const FOO: Option<Bar> = None;
const ARR: [Option<Bar>; 0] = [FOO; 0];
}
fn no_impl_copy_empty_value_single_element() {
const FOO: Option<Bar> = None;
const ARR: [Option<Bar>; 1] = [FOO; 1];
}
fn no_impl_copy_empty_value_multiple_elements() {
const FOO: Option<Bar> = None;
const ARR: [Option<Bar>; 2] = [FOO; 2];
}
fn no_impl_copy_value_no_elements() {
const FOO: Option<Bar> = Some(Bar);
const ARR: [Option<Bar>; 0] = [FOO; 0];
}
fn no_impl_copy_value_single_element() {
const FOO: Option<Bar> = Some(Bar);
const ARR: [Option<Bar>; 1] = [FOO; 1];
}
fn no_impl_copy_value_multiple_elements() {
const FOO: Option<Bar> = Some(Bar);
const ARR: [Option<Bar>; 2] = [FOO; 2];
}
fn impl_copy_empty_value_no_elements() {
const FOO: Option<u32> = None;
const ARR: [Option<u32>; 0] = [FOO; 0];
}
fn impl_copy_empty_value_one_element() {
const FOO: Option<u32> = None;
const ARR: [Option<u32>; 1] = [FOO; 1];
}
fn impl_copy_empty_value_multiple_elements() {
const FOO: Option<u32> = None;
const ARR: [Option<u32>; 2] = [FOO; 2];
}
fn impl_copy_value_no_elements() {
const FOO: Option<u32> = Some(4);
const ARR: [Option<u32>; 0] = [FOO; 0];
}
fn impl_copy_value_one_element() {
const FOO: Option<u32> = Some(4);
const ARR: [Option<u32>; 1] = [FOO; 1];
}
fn impl_copy_value_multiple_elements() {
const FOO: Option<u32> = Some(4);
const ARR: [Option<u32>; 2] = [FOO; 2];
}
}
mod non_constants {
use Bar;
fn no_impl_copy_empty_value_no_elements() {
let x = None;
let arr: [Option<Bar>; 0] = [x; 0];
}
fn no_impl_copy_empty_value_single_element() {
let x = None;
let arr: [Option<Bar>; 1] = [x; 1];
}
fn no_impl_copy_empty_value_multiple_elements() {
let x = None;
let arr: [Option<Bar>; 2] = [x; 2];
//~^ ERROR the trait bound `std::option::Option<Bar>: std::marker::Copy` is not satisfied [E0277]
}
fn no_impl_copy_value_no_elements() {
let x = Some(Bar);
let arr: [Option<Bar>; 0] = [x; 0];
}
fn no_impl_copy_value_single_element() {
let x = Some(Bar);
let arr: [Option<Bar>; 1] = [x; 1];
}
fn no_impl_copy_value_multiple_elements() {
let x = Some(Bar);
let arr: [Option<Bar>; 2] = [x; 2];
//~^ ERROR the trait bound `std::option::Option<Bar>: std::marker::Copy` is not satisfied [E0277]
}
fn impl_copy_empty_value_no_elements() {
let x: Option<u32> = None;
let arr: [Option<u32>; 0] = [x; 0];
}
fn impl_copy_empty_value_one_element() {
let x: Option<u32> = None;
let arr: [Option<u32>; 1] = [x; 1];
}
fn impl_copy_empty_value_multiple_elements() {
let x: Option<u32> = None;
let arr: [Option<u32>; 2] = [x; 2];
}
fn impl_copy_value_no_elements() {
let x: Option<u32> = Some(4);
let arr: [Option<u32>; 0] = [x; 0];
}
fn impl_copy_value_one_element() {
let x: Option<u32> = Some(4);
let arr: [Option<u32>; 1] = [x; 1];
}
fn impl_copy_value_multiple_elements() {
let x: Option<u32> = Some(4);
let arr: [Option<u32>; 2] = [x; 2];
}
}
fn main() {}