c7f45a9458
This commit adds LLDB autotests to the test suite but does not activate them by default yet.
89 lines
2.8 KiB
Rust
89 lines
2.8 KiB
Rust
// Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// ignore-tidy-linelength
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// ignore-android: FIXME(#10381)
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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:rbreak zzz
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// gdb-command:run
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// gdb-command:finish
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// gdb-command:print case1
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// gdb-check:$1 = {{Case1, 0, {x = 2088533116, y = 2088533116, z = 31868}}, {Case1, 0, 8970181431921507452, 31868}}
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// gdb-command:print case2
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// gdb-check:$2 = {{Case2, 0, {x = 286331153, y = 286331153, z = 4369}}, {Case2, 0, 1229782938247303441, 4369}}
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// gdb-command:print univariant
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// gdb-check:$3 = {{{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_variable)]
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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 endianess 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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