3 #![allow(non_snake_case)]
5 use std::mem::{size_of, size_of_val, align_of, align_of_val};
47 const CS: S = S { a: 0, b: [0, 0, 0] };
48 const CSP1: Sp1 = Sp1 { a: 0, b: [0, 0, 0] };
49 const CSP2: Sp2 = Sp2 { a: 0, b: [0, 0, 0] };
50 const CU: U = U { b: [0, 0, 0] };
51 const CUP1: Up1 = Up1 { b: [0, 0, 0] };
52 const CUP2: Up2 = Up2 { b: [0, 0, 0] };
53 const CUP4C: Up4c = Up4c { b: [0, 0, 0] };
56 let s = S { a: 0, b: [0, 0, 0] };
57 assert_eq!(size_of::<S>(), 6);
58 assert_eq!(size_of_val(&s), 6);
59 assert_eq!(size_of_val(&CS), 6);
60 assert_eq!(align_of::<S>(), 2);
61 assert_eq!(align_of_val(&s), 2);
62 assert_eq!(align_of_val(&CS), 2);
64 let sp1 = Sp1 { a: 0, b: [0, 0, 0] };
65 assert_eq!(size_of::<Sp1>(), 5);
66 assert_eq!(size_of_val(&sp1), 5);
67 assert_eq!(size_of_val(&CSP1), 5);
68 assert_eq!(align_of::<Sp1>(), 1);
69 assert_eq!(align_of_val(&sp1), 1);
70 assert_eq!(align_of_val(&CSP1), 1);
72 let sp2 = Sp2 { a: 0, b: [0, 0, 0] };
73 assert_eq!(size_of::<Sp2>(), 6);
74 assert_eq!(size_of_val(&sp2), 6);
75 assert_eq!(size_of_val(&CSP2), 6);
76 assert_eq!(align_of::<Sp2>(), 2);
77 assert_eq!(align_of_val(&sp2), 2);
78 assert_eq!(align_of_val(&CSP2), 2);
80 let u = U { b: [0, 0, 0] };
81 assert_eq!(size_of::<U>(), 4);
82 assert_eq!(size_of_val(&u), 4);
83 assert_eq!(size_of_val(&CU), 4);
84 assert_eq!(align_of::<U>(), 2);
85 assert_eq!(align_of_val(&u), 2);
86 assert_eq!(align_of_val(&CU), 2);
88 let Up1 = Up1 { b: [0, 0, 0] };
89 assert_eq!(size_of::<Up1>(), 3);
90 assert_eq!(size_of_val(&Up1), 3);
91 assert_eq!(size_of_val(&CUP1), 3);
92 assert_eq!(align_of::<Up1>(), 1);
93 assert_eq!(align_of_val(&Up1), 1);
94 assert_eq!(align_of_val(&CUP1), 1);
96 let up2 = Up2 { b: [0, 0, 0] };
97 assert_eq!(size_of::<Up2>(), 4);
98 assert_eq!(size_of_val(&up2), 4);
99 assert_eq!(size_of_val(&CUP2), 4);
100 assert_eq!(align_of::<Up2>(), 2);
101 assert_eq!(align_of_val(&up2), 2);
102 assert_eq!(align_of_val(&CUP2), 2);
104 let up4c = Up4c { b: [0, 0, 0] };
105 assert_eq!(size_of::<Up4c>(), 4);
106 assert_eq!(size_of_val(&up4c), 4);
107 assert_eq!(size_of_val(&CUP4C), 4);
108 assert_eq!(align_of::<Up4c>(), 2);
109 assert_eq!(align_of_val(&up4c), 2);
110 assert_eq!(align_of_val(&CUP4C), 2);
112 hybrid::check_hybrid();
116 use std::mem::{size_of, align_of};
119 #[derive(Copy, Clone)]
137 #[repr(C, packed(2))]
143 #[repr(C, packed(2))]
149 #[repr(C, packed(2))]
155 pub fn check_hybrid() {
156 assert_eq!(align_of::<S1>(), 1);
157 assert_eq!(size_of::<S1>(), 3);
158 assert_eq!(align_of::<U>(), 1);
159 assert_eq!(size_of::<U>(), 3);
160 assert_eq!(align_of::<S2>(), 1);
161 assert_eq!(size_of::<S2>(), 4);
163 assert_eq!(align_of::<S1C>(), 2);
164 assert_eq!(size_of::<S1C>(), 4);
165 assert_eq!(align_of::<UC>(), 2);
166 assert_eq!(size_of::<UC>(), 4);
167 assert_eq!(align_of::<S2C>(), 2);
168 assert_eq!(size_of::<S2C>(), 6);