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ba9703b0 1// Require a gdb or lldb that can read DW_TAG_variant_part.
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2// min-gdb-version: 8.2
3// rust-lldb
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4
5// compile-flags:-g
6
7// === GDB TESTS ===================================================================================
8
9// gdb-command:run
10
11// gdb-command:print *the_a_ref
c30ab7b3 12// gdbr-check:$1 = borrowed_enum::ABC::TheA{x: 0, y: 8970181431921507452}
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13
14// gdb-command:print *the_b_ref
c30ab7b3 15// gdbr-check:$2 = borrowed_enum::ABC::TheB(0, 286331153, 286331153)
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16
17// gdb-command:print *univariant_ref
c30ab7b3 18// gdbr-check:$3 = borrowed_enum::Univariant::TheOnlyCase(4820353753753434)
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19
20
21// === LLDB TESTS ==================================================================================
22
23// lldb-command:run
24
25// lldb-command:print *the_a_ref
a1dfa0c6 26// lldbr-check:(borrowed_enum::ABC::TheA) *the_a_ref = TheA { TheA: 0, TheB: 8970181431921507452 }
1a4d82fc 27// lldb-command:print *the_b_ref
0bf4aa26 28// lldbr-check:(borrowed_enum::ABC::TheB) *the_b_ref = { = 0 = 286331153 = 286331153 }
1a4d82fc 29// lldb-command:print *univariant_ref
a1dfa0c6 30// lldbr-check:(borrowed_enum::Univariant) *univariant_ref = { TheOnlyCase = { = 4820353753753434 } }
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31
32#![allow(unused_variables)]
b039eaaf 33#![feature(omit_gdb_pretty_printer_section)]
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34#![omit_gdb_pretty_printer_section]
35
36// The first element is to ensure proper alignment, irrespective of the machines word size. Since
37// the size of the discriminant value is machine dependent, this has be taken into account when
38// datatype layout should be predictable as in this case.
39enum ABC {
40 TheA { x: i64, y: i64 },
41 TheB (i64, i32, i32),
42}
43
44// This is a special case since it does not have the implicit discriminant field.
45enum Univariant {
46 TheOnlyCase(i64)
47}
48
49fn main() {
50
51 // 0b0111110001111100011111000111110001111100011111000111110001111100 = 8970181431921507452
52 // 0b01111100011111000111110001111100 = 2088533116
53 // 0b0111110001111100 = 31868
54 // 0b01111100 = 124
55 let the_a = ABC::TheA { x: 0, y: 8970181431921507452 };
56 let the_a_ref: &ABC = &the_a;
57
58 // 0b0001000100010001000100010001000100010001000100010001000100010001 = 1229782938247303441
59 // 0b00010001000100010001000100010001 = 286331153
60 // 0b0001000100010001 = 4369
61 // 0b00010001 = 17
62 let the_b = ABC::TheB (0, 286331153, 286331153);
63 let the_b_ref: &ABC = &the_b;
64
65 let univariant = Univariant::TheOnlyCase(4820353753753434);
66 let univariant_ref: &Univariant = &univariant;
67
68 zzz(); // #break
69}
70
71fn zzz() {()}