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86 lines
2.9 KiB
Rust
86 lines
2.9 KiB
Rust
// min-lldb-version: 310
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// ignore-gdb-version: 7.11.90 - 7.12.9
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// ignore-test // Test temporarily ignored due to debuginfo tests being disabled, see PR 47155
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// compile-flags:-g
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// === GDB TESTS ===================================================================================
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// gdb-command:set print union on
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// gdb-command:run
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// gdb-command:print case1
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// gdbg-check:$1 = {{RUST$ENUM$DISR = Case1, __0 = 0, __1 = {x = 2088533116, y = 2088533116, z = 31868}}, {RUST$ENUM$DISR = Case1, [...]}}
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// gdbr-check:$1 = struct_in_enum::Regular::Case1(0, struct_in_enum::Struct {x: 2088533116, y: 2088533116, z: 31868})
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// gdb-command:print case2
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// gdbg-check:$2 = {{RUST$ENUM$DISR = Case2, [...]}, {RUST$ENUM$DISR = Case2, __0 = 0, __1 = 1229782938247303441, __2 = 4369}}
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// gdbr-check:$2 = struct_in_enum::Regular::Case2(0, 1229782938247303441, 4369)
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// gdb-command:print univariant
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// gdbg-check:$3 = {{__0 = {x = 123, y = 456, z = 789}}}
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// gdbr-check:$3 = struct_in_enum::Univariant::TheOnlyCase(struct_in_enum::Struct {x: 123, y: 456, z: 789})
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// === LLDB TESTS ==================================================================================
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// lldb-command:run
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// lldb-command:print case1
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// lldb-check:[...]$0 = Case1(0, Struct { x: 2088533116, y: 2088533116, z: 31868 })
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// lldb-command:print case2
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// lldb-check:[...]$1 = Case2(0, 1229782938247303441, 4369)
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// lldb-command:print univariant
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// lldb-check:[...]$2 = TheOnlyCase(Struct { x: 123, y: 456, z: 789 })
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#![allow(unused_variables)]
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#![feature(omit_gdb_pretty_printer_section)]
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#![omit_gdb_pretty_printer_section]
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use self::Regular::{Case1, Case2};
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use self::Univariant::TheOnlyCase;
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struct Struct {
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x: u32,
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y: i32,
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z: i16
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}
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// The first element is to ensure proper alignment, irrespective of the machines word size. Since
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// the size of the discriminant value is machine dependent, this has be taken into account when
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// datatype layout should be predictable as in this case.
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enum Regular {
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Case1(u64, Struct),
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Case2(u64, u64, i16)
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}
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enum Univariant {
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TheOnlyCase(Struct)
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}
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fn main() {
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// In order to avoid endianness trouble all of the following test values consist of a single
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// repeated byte. This way each interpretation of the union should look the same, no matter if
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// this is a big or little endian machine.
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// 0b0111110001111100011111000111110001111100011111000111110001111100 = 8970181431921507452
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// 0b01111100011111000111110001111100 = 2088533116
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// 0b0111110001111100 = 31868
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// 0b01111100 = 124
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let case1 = Case1(0, Struct { x: 2088533116, y: 2088533116, z: 31868 });
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// 0b0001000100010001000100010001000100010001000100010001000100010001 = 1229782938247303441
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// 0b00010001000100010001000100010001 = 286331153
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// 0b0001000100010001 = 4369
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// 0b00010001 = 17
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let case2 = Case2(0, 1229782938247303441, 4369);
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let univariant = TheOnlyCase(Struct { x: 123, y: 456, z: 789 });
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zzz(); // #break
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}
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fn zzz() {()}
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