1 // ignore-tidy-linelength
3 // Require LLVM with DW_TAG_variant_part and a gdb or lldb that can read it.
4 // min-system-llvm-version: 8.0
5 // min-gdb-version: 8.2
10 // === GDB TESTS ===================================================================================
14 // gdb-command:print *the_a_ref
15 // gdbr-check:$1 = borrowed_enum::ABC::TheA{x: 0, y: 8970181431921507452}
17 // gdb-command:print *the_b_ref
18 // gdbr-check:$2 = borrowed_enum::ABC::TheB(0, 286331153, 286331153)
20 // gdb-command:print *univariant_ref
21 // gdbr-check:$3 = borrowed_enum::Univariant::TheOnlyCase(4820353753753434)
24 // === LLDB TESTS ==================================================================================
28 // lldb-command:print *the_a_ref
29 // lldbr-check:(borrowed_enum::ABC::TheA) *the_a_ref = TheA { TheA: 0, TheB: 8970181431921507452 }
30 // lldb-command:print *the_b_ref
31 // lldbr-check:(borrowed_enum::ABC::TheB) *the_b_ref = { = 0 = 286331153 = 286331153 }
32 // lldb-command:print *univariant_ref
33 // lldbr-check:(borrowed_enum::Univariant) *univariant_ref = { TheOnlyCase = { = 4820353753753434 } }
35 #![allow(unused_variables)]
36 #![feature(omit_gdb_pretty_printer_section)]
37 #![omit_gdb_pretty_printer_section]
39 // The first element is to ensure proper alignment, irrespective of the machines word size. Since
40 // the size of the discriminant value is machine dependent, this has be taken into account when
41 // datatype layout should be predictable as in this case.
43 TheA { x: i64, y: i64 },
47 // This is a special case since it does not have the implicit discriminant field.
54 // 0b0111110001111100011111000111110001111100011111000111110001111100 = 8970181431921507452
55 // 0b01111100011111000111110001111100 = 2088533116
56 // 0b0111110001111100 = 31868
58 let the_a = ABC::TheA { x: 0, y: 8970181431921507452 };
59 let the_a_ref: &ABC = &the_a;
61 // 0b0001000100010001000100010001000100010001000100010001000100010001 = 1229782938247303441
62 // 0b00010001000100010001000100010001 = 286331153
63 // 0b0001000100010001 = 4369
65 let the_b = ABC::TheB (0, 286331153, 286331153);
66 let the_b_ref: &ABC = &the_b;
68 let univariant = Univariant::TheOnlyCase(4820353753753434);
69 let univariant_ref: &Univariant = &univariant;