mirror of
https://github.com/rust-lang/rust.git
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120 lines
3.2 KiB
Rust
120 lines
3.2 KiB
Rust
//@ compile-flags:-g
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// === GDB TESTS ===================================================================================
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// gdb-command:run
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// gdb-command:print packed
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// gdb-check:$1 = packed_struct::Packed {x: 123, y: 234, z: 345}
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// gdb-command:print packedInPacked
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// gdb-check:$2 = packed_struct::PackedInPacked {a: 1111, b: packed_struct::Packed {x: 2222, y: 3333, z: 4444}, c: 5555, d: packed_struct::Packed {x: 6666, y: 7777, z: 8888}}
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// gdb-command:print packedInUnpacked
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// gdb-check:$3 = packed_struct::PackedInUnpacked {a: -1111, b: packed_struct::Packed {x: -2222, y: -3333, z: -4444}, c: -5555, d: packed_struct::Packed {x: -6666, y: -7777, z: -8888}}
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// gdb-command:print unpackedInPacked
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// gdb-check:$4 = packed_struct::UnpackedInPacked {a: 987, b: packed_struct::Unpacked {x: 876, y: 765, z: 654, w: 543}, c: packed_struct::Unpacked {x: 432, y: 321, z: 210, w: 109}, d: -98}
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// gdb-command:print sizeof(packed)
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// gdb-check:$5 = 14
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// gdb-command:print sizeof(packedInPacked)
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// gdb-check:$6 = 40
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// === LLDB TESTS ==================================================================================
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// lldb-command:run
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// lldb-command:v packed
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// lldb-check:[...] { x = 123 y = 234 z = 345 }
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// lldb-command:v packedInPacked
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// lldb-check:[...] { a = 1111 b = { x = 2222 y = 3333 z = 4444 } c = 5555 d = { x = 6666 y = 7777 z = 8888 } }
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// lldb-command:v packedInUnpacked
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// lldb-check:[...] { a = -1111 b = { x = -2222 y = -3333 z = -4444 } c = -5555 d = { x = -6666 y = -7777 z = -8888 } }
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// lldb-command:v unpackedInPacked
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// lldb-check:[...] { a = 987 b = { x = 876 y = 765 z = 654 w = 543 } c = { x = 432 y = 321 z = 210 w = 109 } d = -98 }
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// lldb-command:expr sizeof(packed)
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// lldb-check:[...] 14
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// lldb-command:expr sizeof(packedInPacked)
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// lldb-check:[...] 40
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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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#[repr(packed)]
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struct Packed {
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x: i16,
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y: i32,
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z: i64
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}
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#[repr(packed)]
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struct PackedInPacked {
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a: i32,
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b: Packed,
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c: i64,
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d: Packed
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}
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// layout (64 bit): aaaa bbbb bbbb bbbb bb.. .... cccc cccc dddd dddd dddd dd..
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struct PackedInUnpacked {
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a: i32,
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b: Packed,
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c: i64,
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d: Packed
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}
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// layout (64 bit): xx.. yyyy zz.. .... wwww wwww
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struct Unpacked {
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x: i16,
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y: i32,
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z: i16,
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w: i64
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}
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// layout (64 bit): aabb bbbb bbbb bbbb bbbb bbbb bbcc cccc cccc cccc cccc cccc ccdd dddd dd
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#[repr(packed)]
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struct UnpackedInPacked {
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a: i16,
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b: Unpacked,
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c: Unpacked,
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d: i64
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}
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fn main() {
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let packed = Packed { x: 123, y: 234, z: 345 };
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let packedInPacked = PackedInPacked {
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a: 1111,
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b: Packed { x: 2222, y: 3333, z: 4444 },
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c: 5555,
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d: Packed { x: 6666, y: 7777, z: 8888 }
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};
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let packedInUnpacked = PackedInUnpacked {
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a: -1111,
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b: Packed { x: -2222, y: -3333, z: -4444 },
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c: -5555,
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d: Packed { x: -6666, y: -7777, z: -8888 }
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};
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let unpackedInPacked = UnpackedInPacked {
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a: 987,
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b: Unpacked { x: 876, y: 765, z: 654, w: 543 },
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c: Unpacked { x: 432, y: 321, z: 210, w: 109 },
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d: -98
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};
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zzz(); // #break
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}
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fn zzz() {()}
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