File: stmt_expr_attrs_placement.rs

package info (click to toggle)
rustc-web 1.78.0%2Bdfsg1-2~deb11u3
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,245,360 kB
  • sloc: xml: 147,985; javascript: 18,022; sh: 11,083; python: 10,265; ansic: 6,172; cpp: 5,023; asm: 4,390; makefile: 4,269
file content (38 lines) | stat: -rw-r--r-- 1,115 bytes parent folder | download | duplicates (13)
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
#![feature(stmt_expr_attributes)]

// Test that various placements of the inner attribute are parsed correctly,
// or not.

fn main() {
    let a = #![allow(warnings)] (1, 2);
    //~^ ERROR an inner attribute is not permitted in this context

    let b = (#![allow(warnings)] 1, 2);
    //~^ ERROR an inner attribute is not permitted in this context

    let c = {
        #![allow(warnings)]
        (#![allow(warnings)] 1, 2)
        //~^ ERROR an inner attribute is not permitted in this context
    };

    let d = {
        #![allow(warnings)]
        let e = (#![allow(warnings)] 1, 2);
        //~^ ERROR an inner attribute is not permitted in this context
        e
    };

    let e = [#![allow(warnings)] 1, 2];
    //~^ ERROR an inner attribute is not permitted in this context

    let f = [#![allow(warnings)] 1; 0];
    //~^ ERROR an inner attribute is not permitted in this context

    let g = match true { #![allow(warnings)] _ => {} };


    struct MyStruct { field: u8 }
    let h = MyStruct { #![allow(warnings)] field: 0 };
    //~^ ERROR an inner attribute is not permitted in this context
}