]>
git.proxmox.com Git - rustc.git/blob - src/test/debuginfo/generic-tuple-style-enum.rs
1 // ignore-tidy-linelength
3 // Require a gdb or lldb that can read DW_TAG_variant_part.
4 // min-gdb-version: 8.2
9 // === GDB TESTS ===================================================================================
11 // gdb-command:set print union on
14 // gdb-command:print case1
15 // gdbr-check:$1 = generic_tuple_style_enum::Regular<u16, u32, u64>::Case1(0, 31868, 31868, 31868, 31868)
17 // gdb-command:print case2
18 // gdbr-check:$2 = generic_tuple_style_enum::Regular<i16, i32, i64>::Case2(0, 286331153, 286331153)
20 // gdb-command:print case3
21 // gdbr-check:$3 = generic_tuple_style_enum::Regular<i16, i32, i64>::Case3(0, 6438275382588823897)
23 // gdb-command:print univariant
24 // gdbr-check:$4 = generic_tuple_style_enum::Univariant<i64>::TheOnlyCase(-1)
27 // === LLDB TESTS ==================================================================================
31 // lldb-command:print case1
32 // lldbr-check:(generic_tuple_style_enum::Regular<u16, u32, u64>::Case1) case1 = { __0 = 0 __1 = 31868 __2 = 31868 __3 = 31868 __4 = 31868 }
34 // lldb-command:print case2
35 // lldbr-check:(generic_tuple_style_enum::Regular<i16, i32, i64>::Case2) case2 = Regular<i16, i32, i64>::Case2 { Case1: 0, Case2: 286331153, Case3: 286331153 }
37 // lldb-command:print case3
38 // lldbr-check:(generic_tuple_style_enum::Regular<i16, i32, i64>::Case3) case3 = Regular<i16, i32, i64>::Case3 { Case1: 0, Case2: 6438275382588823897 }
40 // lldb-command:print univariant
41 // lldbr-check:(generic_tuple_style_enum::Univariant<i64>) univariant = Univariant<i64> { TheOnlyCase: Univariant<i64>::TheOnlyCase(-1) }
43 #![feature(omit_gdb_pretty_printer_section)]
44 #![omit_gdb_pretty_printer_section]
46 use self::Regular
::{Case1, Case2, Case3}
;
47 use self::Univariant
::TheOnlyCase
;
49 // NOTE: This is a copy of the non-generic test case. The `Txx` type parameters have to be
50 // substituted with something of size `xx` bits and the same alignment as an integer type of the
53 // The first element is to ensure proper alignment, irrespective of the machines word size. Since
54 // the size of the discriminant value is machine dependent, this has be taken into account when
55 // datatype layout should be predictable as in this case.
56 enum Regular
<T16
, T32
, T64
> {
57 Case1(T64
, T16
, T16
, T16
, T16
),
62 enum Univariant
<T64
> {
68 // In order to avoid endianness trouble all of the following test values consist of a single
69 // repeated byte. This way each interpretation of the union should look the same, no matter if
70 // this is a big or little endian machine.
72 // 0b0111110001111100011111000111110001111100011111000111110001111100 = 8970181431921507452
73 // 0b01111100011111000111110001111100 = 2088533116
74 // 0b0111110001111100 = 31868
76 let case1
: Regular
<u16, u32, u64> = Case1(0_u64, 31868_u16, 31868_u16, 31868_u16, 31868_u16);
78 // 0b0001000100010001000100010001000100010001000100010001000100010001 = 1229782938247303441
79 // 0b00010001000100010001000100010001 = 286331153
80 // 0b0001000100010001 = 4369
82 let case2
: Regular
<i16, i32, i64> = Case2(0_i64, 286331153_i32, 286331153_i32);
84 // 0b0101100101011001010110010101100101011001010110010101100101011001 = 6438275382588823897
85 // 0b01011001010110010101100101011001 = 1499027801
86 // 0b0101100101011001 = 22873
88 let case3
: Regular
<i16, i32, i64> = Case3(0_i64, 6438275382588823897_i64);
90 let univariant
= TheOnlyCase(-1_i64);