-
Notifications
You must be signed in to change notification settings - Fork 12.1k
/
nll-borrowck.rs
138 lines (110 loc) · 3.59 KB
/
nll-borrowck.rs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
// 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() {}