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f20569fa XL |
1 | // run-rustfix |
2 | #![allow(unused_assignments, unused_mut, clippy::assign_op_pattern)] | |
3 | #![warn(clippy::implicit_saturating_sub)] | |
4 | ||
5 | fn main() { | |
6 | // Tests for unsigned integers | |
7 | ||
8 | let end_8: u8 = 10; | |
9 | let start_8: u8 = 5; | |
10 | let mut u_8: u8 = end_8 - start_8; | |
11 | ||
12 | // Lint | |
13 | u_8 = u_8.saturating_sub(1); | |
14 | ||
15 | match end_8 { | |
16 | 10 => { | |
17 | // Lint | |
18 | u_8 = u_8.saturating_sub(1); | |
19 | }, | |
20 | 11 => u_8 += 1, | |
21 | _ => u_8 = 0, | |
22 | } | |
23 | ||
24 | let end_16: u16 = 40; | |
25 | let start_16: u16 = 35; | |
26 | ||
27 | let mut u_16: u16 = end_16 - start_16; | |
28 | ||
29 | // Lint | |
30 | u_16 = u_16.saturating_sub(1); | |
31 | ||
32 | let mut end_32: u32 = 7010; | |
33 | let mut start_32: u32 = 7000; | |
34 | ||
35 | let mut u_32: u32 = end_32 - start_32; | |
36 | ||
37 | // Lint | |
38 | u_32 = u_32.saturating_sub(1); | |
39 | ||
40 | // No Lint | |
41 | if u_32 > 0 { | |
42 | u_16 += 1; | |
43 | } | |
44 | ||
45 | // No Lint | |
46 | if u_32 != 0 { | |
47 | end_32 -= 1; | |
48 | start_32 += 1; | |
49 | } | |
50 | ||
51 | let mut end_64: u64 = 75001; | |
52 | let mut start_64: u64 = 75000; | |
53 | ||
54 | let mut u_64: u64 = end_64 - start_64; | |
55 | ||
56 | // Lint | |
57 | u_64 = u_64.saturating_sub(1); | |
58 | ||
59 | // Lint | |
60 | u_64 = u_64.saturating_sub(1); | |
61 | ||
62 | // Lint | |
63 | u_64 = u_64.saturating_sub(1); | |
64 | ||
65 | // No Lint | |
66 | if u_64 >= 1 { | |
67 | u_64 -= 1; | |
68 | } | |
69 | ||
70 | // No Lint | |
71 | if u_64 > 0 { | |
72 | end_64 -= 1; | |
73 | } | |
74 | ||
75 | // Tests for usize | |
76 | let end_usize: usize = 8054; | |
77 | let start_usize: usize = 8050; | |
78 | ||
79 | let mut u_usize: usize = end_usize - start_usize; | |
80 | ||
81 | // Lint | |
82 | u_usize = u_usize.saturating_sub(1); | |
83 | ||
84 | // Tests for signed integers | |
85 | ||
86 | let endi_8: i8 = 10; | |
87 | let starti_8: i8 = 50; | |
88 | ||
89 | let mut i_8: i8 = endi_8 - starti_8; | |
90 | ||
91 | // Lint | |
92 | i_8 = i_8.saturating_sub(1); | |
93 | ||
94 | // Lint | |
95 | i_8 = i_8.saturating_sub(1); | |
96 | ||
97 | // Lint | |
98 | i_8 = i_8.saturating_sub(1); | |
99 | ||
100 | // Lint | |
101 | i_8 = i_8.saturating_sub(1); | |
102 | ||
103 | let endi_16: i16 = 45; | |
104 | let starti_16: i16 = 44; | |
105 | ||
106 | let mut i_16: i16 = endi_16 - starti_16; | |
107 | ||
108 | // Lint | |
109 | i_16 = i_16.saturating_sub(1); | |
110 | ||
111 | // Lint | |
112 | i_16 = i_16.saturating_sub(1); | |
113 | ||
114 | // Lint | |
115 | i_16 = i_16.saturating_sub(1); | |
116 | ||
117 | // Lint | |
118 | i_16 = i_16.saturating_sub(1); | |
119 | ||
120 | let endi_32: i32 = 45; | |
121 | let starti_32: i32 = 44; | |
122 | ||
123 | let mut i_32: i32 = endi_32 - starti_32; | |
124 | ||
125 | // Lint | |
126 | i_32 = i_32.saturating_sub(1); | |
127 | ||
128 | // Lint | |
129 | i_32 = i_32.saturating_sub(1); | |
130 | ||
131 | // Lint | |
132 | i_32 = i_32.saturating_sub(1); | |
133 | ||
134 | // Lint | |
135 | i_32 = i_32.saturating_sub(1); | |
136 | ||
137 | let endi_64: i64 = 45; | |
138 | let starti_64: i64 = 44; | |
139 | ||
140 | let mut i_64: i64 = endi_64 - starti_64; | |
141 | ||
142 | // Lint | |
143 | i_64 = i_64.saturating_sub(1); | |
144 | ||
145 | // Lint | |
146 | i_64 = i_64.saturating_sub(1); | |
147 | ||
148 | // Lint | |
149 | i_64 = i_64.saturating_sub(1); | |
150 | ||
151 | // No Lint | |
152 | if i_64 > 0 { | |
153 | i_64 -= 1; | |
154 | } | |
155 | ||
156 | // No Lint | |
157 | if i_64 != 0 { | |
158 | i_64 -= 1; | |
159 | } | |
160 | } |