1 // run-rustfix
2 #[warn(clippy::inconsistent_digit_grouping)]
3 #[deny(clippy::unreadable_literal)]
4 #[allow(unused_variables, clippy::excessive_precision)]
main()5 fn main() {
6 macro_rules! mac1 {
7 () => {
8 1_23_456
9 };
10 }
11 macro_rules! mac2 {
12 () => {
13 1_234.5678_f32
14 };
15 }
16
17 let good = (
18 123,
19 1_234,
20 1_2345_6789,
21 123_f32,
22 1_234.12_f32,
23 1_234.123_4_f32,
24 1.123_456_7_f32,
25 );
26 let bad = (1_23_456, 1_234_5678, 1234_567, 1_234.5678_f32, 1.234_5678_f32);
27
28 // Test padding
29 let _ = 0x100000;
30 let _ = 0x1000000;
31 let _ = 0x10000000;
32 let _ = 0x100000000_u64;
33
34 // Test suggestion when fraction has no digits
35 let _: f32 = 1_23_456.;
36
37 // Test UUID formatted literal
38 let _: u128 = 0x12345678_1234_1234_1234_123456789012;
39
40 // Ignore literals in macros
41 let _ = mac1!();
42 let _ = mac2!();
43
44 // Issue #6096
45 // Allow separating exponent with '_'
46 let _ = 1.025_011_10_E0;
47 }
48