blob: d92df7b5375a7d69e4466da8348bfb8dd1ba776f (
plain)
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
|
//@ check-pass
//@ run-rustfix
//@ edition:2021
#![warn(rust_2024_guarded_string_incompatible_syntax)]
macro_rules! demo1 {
( $a:tt ) => { println!("one tokens") };
}
macro_rules! demo2 {
( $a:tt $b:tt ) => { println!("two tokens") };
}
macro_rules! demo3 {
( $a:tt $b:tt $c:tt ) => { println!("three tokens") };
}
macro_rules! demo4 {
( $a:tt $b:tt $c:tt $d:tt ) => { println!("four tokens") };
}
macro_rules! demo5 {
( $a:tt $b:tt $c:tt $d:tt $e:tt ) => { println!("five tokens") };
}
macro_rules! demo6 {
( $a:tt $b:tt $c:tt $d:tt $e:tt $f:tt ) => { println!("six tokens") };
}
fn main() {
demo1!("");
demo2!(# "");
demo3!(# ""#);
demo2!(# "foo");
demo3!(# "foo"#);
demo2!("foo"#);
demo3!(# # "foo");
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
demo4!(# # # "foo");
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
demo4!(# # "foo"#);
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
demo6!(# # # "foo"# #);
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
demo4!("foo"# # #);
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
demo2!(# "");
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
demo3!(# ""#);
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
demo3!(# # "");
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
demo2!(# "foo");
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
demo3!(# # "foo");
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
demo3!(# "foo"#);
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
demo4!(# # "foo"#);
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
demo5!(# # "foo"# #);
//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
//~| WARNING hard error in Rust 2024
}
|
