249 lines
9.7 KiB
Rust
249 lines
9.7 KiB
Rust
// only-cdb
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// compile-flags:-g
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// cdb-command: g
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// cdb-command: dx a
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// cdb-check:a : Some [Type: enum2$<core::option::Option<msvc_pretty_enums::CStyleEnum> >]
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// cdb-check: [+0x000] __0 : Low (0x2) [Type: msvc_pretty_enums::CStyleEnum]
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// cdb-command: dx b
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// cdb-check:b : None [Type: enum2$<core::option::Option<msvc_pretty_enums::CStyleEnum> >]
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// cdb-command: dx c
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// cdb-check:c : Tag1 [Type: enum2$<msvc_pretty_enums::NicheLayoutEnum>]
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// cdb-command: dx d
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// cdb-check:d : Data [Type: enum2$<msvc_pretty_enums::NicheLayoutEnum>]
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// cdb-check: [+0x000] my_data : High (0x10) [Type: msvc_pretty_enums::CStyleEnum]
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// cdb-command: dx e
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// cdb-check:e : Tag2 [Type: enum2$<msvc_pretty_enums::NicheLayoutEnum>]
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// cdb-command: dx f
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// cdb-check:f : Some [Type: enum2$<core::option::Option<ref$<u32> > >]
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// cdb-check: [+0x000] __0 : 0x[...] : 0x1 [Type: unsigned int *]
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// cdb-command: dx g
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// cdb-check:g : None [Type: enum2$<core::option::Option<ref$<u32> > >]
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// cdb-command: dx h
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// cdb-check:h : Some [Type: enum2$<core::option::Option<u32> >]
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// cdb-check: [+0x004] __0 : 0xc [Type: unsigned int]
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// cdb-command: dx i
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// cdb-check:i : None [Type: enum2$<core::option::Option<u32> >]
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// cdb-command: dx j
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// cdb-check:j : High (0x10) [Type: msvc_pretty_enums::CStyleEnum]
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// cdb-command: dx k
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// cdb-check:k : Some [Type: enum2$<core::option::Option<alloc::string::String> >]
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// cdb-check: [+0x000] __0 : "IAMA optional string!" [Type: alloc::string::String]
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// cdb-command: dx l
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// cdb-check:l : Ok [Type: enum2$<core::result::Result<u32,enum2$<msvc_pretty_enums::Empty> > >]
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// cdb-check: [+0x000] __0 : 0x2a [Type: unsigned int]
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// cdb-command: dx niche128_some
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// cdb-check: niche128_some : Some [Type: enum2$<core::option::Option<core::num::nonzero::NonZero<i128> > >]
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// Note: we can't actually read the value of the field because CDB cannot handle 128 bit integers.
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// cdb-check: [+0x000] __0 [...] [Type: core::num::nonzero::NonZero<i128>]
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// cdb-command: dx niche128_none
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// cdb-check: niche128_none : None [Type: enum2$<core::option::Option<core::num::nonzero::NonZero<i128> > >]
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// cdb-command: dx wrapping_niche128_untagged
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// cdb-check: wrapping_niche128_untagged : X [Type: enum2$<msvc_pretty_enums::Wrapping128Niche>]
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// cdb-check: [+0x[...]] __0 [Type: msvc_pretty_enums::Wrapping128]
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// cdb-command: dx wrapping_niche128_none1
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// cdb-check: wrapping_niche128_none1 : Y [Type: enum2$<msvc_pretty_enums::Wrapping128Niche>]
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// cdb-check: [+0x[...]] __0 [Type: msvc_pretty_enums::Wrapping128]
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// cdb-command: dx wrapping_niche128_none2
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// cdb-check: wrapping_niche128_none2 : Z [Type: enum2$<msvc_pretty_enums::Wrapping128Niche>]
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// cdb-check: [+0x[...]] __0 [Type: msvc_pretty_enums::Wrapping128]
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// cdb-command: dx direct_tag_128_a,d
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// cdb-check: direct_tag_128_a,d : A [Type: enum2$<msvc_pretty_enums::DirectTag128>]
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// cdb-check: [+0x[...]] __0 : 42 [Type: unsigned int]
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// cdb-command: dx direct_tag_128_b,d
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// cdb-check: direct_tag_128_b,d : B [Type: enum2$<msvc_pretty_enums::DirectTag128>]
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// cdb-check: [+0x[...]] __0 : 137 [Type: unsigned int]
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// cdb-command: dx niche_w_fields_1_some,d
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// cdb-check: niche_w_fields_1_some,d : A [Type: enum2$<msvc_pretty_enums::NicheLayoutWithFields1>]
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// cdb-check: [+0x[...]] __0 : 0x[...] : 77 [Type: unsigned char *]
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// cdb-check: [+0x[...]] __1 : 7 [Type: unsigned int]
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// cdb-command: dx niche_w_fields_1_none,d
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// cdb-check: niche_w_fields_1_none,d : B [Type: enum2$<msvc_pretty_enums::NicheLayoutWithFields1>]
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// cdb-check: [+0x[...]] __0 : 99 [Type: unsigned int]
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// cdb-command: dx niche_w_fields_2_some,d
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// cdb-check: niche_w_fields_2_some,d : A [Type: enum2$<msvc_pretty_enums::NicheLayoutWithFields2>]
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// cdb-check: [+0x[...]] __0 : 800 [Type: core::num::nonzero::NonZero<u32>]
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// cdb-check: [+0x[...]] __1 : 900 [Type: unsigned __int64]
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// cdb-command: dx niche_w_fields_2_none,d
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// cdb-check: niche_w_fields_2_none,d : B [Type: enum2$<msvc_pretty_enums::NicheLayoutWithFields2>]
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// cdb-check: [+0x[...]] __0 : 1000 [Type: unsigned __int64]
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// cdb-command: dx niche_w_fields_3_some,d
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// cdb-check: niche_w_fields_3_some,d : A [Type: enum2$<msvc_pretty_enums::NicheLayoutWithFields3>]
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// cdb-check: [+0x[...]] __0 : 137 [Type: unsigned char]
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// cdb-check: [+0x[...]] __1 : true [Type: bool]
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// cdb-command: dx niche_w_fields_3_niche1,d
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// cdb-check: niche_w_fields_3_niche1,d : B [Type: enum2$<msvc_pretty_enums::NicheLayoutWithFields3>]
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// cdb-check: [+0x[...]] __0 : 12 [Type: unsigned char]
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// cdb-command: dx niche_w_fields_3_niche2,d
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// cdb-check: niche_w_fields_3_niche2,d : C [Type: enum2$<msvc_pretty_enums::NicheLayoutWithFields3>]
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// cdb-check: [+0x[...]] __0 : false [Type: bool]
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// cdb-command: dx niche_w_fields_3_niche3,d
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// cdb-check: niche_w_fields_3_niche3,d : D [Type: enum2$<msvc_pretty_enums::NicheLayoutWithFields3>]
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// cdb-check: [+0x[...]] __0 : 34 [Type: unsigned char]
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// cdb-command: dx niche_w_fields_3_niche4,d
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// cdb-check: niche_w_fields_3_niche4,d : E [Type: enum2$<msvc_pretty_enums::NicheLayoutWithFields3>]
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// cdb-check: [+0x[...]] __0 : 56 [Type: unsigned char]
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// cdb-command: dx niche_w_fields_3_niche5,d
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// cdb-check: niche_w_fields_3_niche5,d : F [Type: enum2$<msvc_pretty_enums::NicheLayoutWithFields3>]
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// cdb-command: dx -r3 niche_w_fields_std_result_ok,d
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// cdb-check: niche_w_fields_std_result_ok,d : Ok [Type: enum2$<core::result::Result<alloc::boxed::Box<slice2$<u8>,alloc::alloc::Global>,u64> >]
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// cdb-check: [+0x[...]] __0 [Type: alloc::boxed::Box<slice2$<u8>,alloc::alloc::Global>]
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// cdb-check: [+0x[...]] data_ptr : [...]
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// cdb-check: [+0x[...]] length : 3 [...]
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// cdb-command: dx -r3 niche_w_fields_std_result_err,d
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// cdb-check: niche_w_fields_std_result_err,d : Err [Type: enum2$<core::result::Result<alloc::boxed::Box<slice2$<u8>,alloc::alloc::Global>,u64> >]
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// cdb-check: [+0x[...]] __0 : 789 [Type: unsigned __int64]
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// cdb-command: dx -r2 arbitrary_discr1,d
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// cdb-check: arbitrary_discr1,d : Abc [Type: enum2$<msvc_pretty_enums::ArbitraryDiscr>]
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// cdb-check: [+0x[...]] __0 : 1234 [Type: unsigned int]
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// cdb-command: dx -r2 arbitrary_discr2,d
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// cdb-check: arbitrary_discr2,d : Def [Type: enum2$<msvc_pretty_enums::ArbitraryDiscr>]
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// cdb-check: [+0x[...]] __0 : 5678 [Type: unsigned int]
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#![feature(rustc_attrs)]
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#![feature(repr128)]
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#![feature(arbitrary_enum_discriminant)]
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use std::num::{NonZeroI128, NonZeroU32};
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pub enum CStyleEnum {
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Low = 2,
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High = 16,
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}
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pub enum NicheLayoutEnum {
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Tag1,
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Data { my_data: CStyleEnum },
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Tag2,
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}
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pub enum Empty {}
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// The following three types will use a niche layout once
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// https://github.com/rust-lang/rust/pull/94075 is merged:
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enum NicheLayoutWithFields1<'a> {
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A(&'a u8, u32),
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B(u32),
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}
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enum NicheLayoutWithFields2 {
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A(NonZeroU32, u64),
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B(u64),
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}
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enum NicheLayoutWithFields3 {
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A(u8, bool),
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B(u8),
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C(bool),
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D(u8),
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E(u8),
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F,
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}
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#[rustc_layout_scalar_valid_range_start(340282366920938463463374607431768211454)]
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#[rustc_layout_scalar_valid_range_end(1)]
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#[repr(transparent)]
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struct Wrapping128(u128);
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// #[rustc_layout(debug)]
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enum Wrapping128Niche {
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X(Wrapping128),
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Y,
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Z,
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}
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#[repr(i128)]
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enum DirectTag128 {
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A(u32),
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B(u32),
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}
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#[repr(u32)]
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enum ArbitraryDiscr {
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Abc(u32) = 1000,
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Def(u32) = 5000_000,
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}
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fn main() {
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let a = Some(CStyleEnum::Low);
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let b = Option::<CStyleEnum>::None;
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let c = NicheLayoutEnum::Tag1;
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let d = NicheLayoutEnum::Data { my_data: CStyleEnum::High };
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let e = NicheLayoutEnum::Tag2;
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let f = Some(&1u32);
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let g = Option::<&'static u32>::None;
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let h = Some(12u32);
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let i = Option::<u32>::None;
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let j = CStyleEnum::High;
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let k = Some("IAMA optional string!".to_string());
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let l = Result::<u32, Empty>::Ok(42);
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let niche128_some = Some(NonZeroI128::new(123456).unwrap());
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let niche128_none: Option<NonZeroI128> = None;
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let wrapping_niche128_untagged =
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unsafe { Wrapping128Niche::X(Wrapping128(340282366920938463463374607431768211454)) };
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let wrapping_niche128_none1 = Wrapping128Niche::Y;
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let wrapping_niche128_none2 = Wrapping128Niche::Z;
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let direct_tag_128_a = DirectTag128::A(42);
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let direct_tag_128_b = DirectTag128::B(137);
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let niche_w_fields_1_some = NicheLayoutWithFields1::A(&77, 7);
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let niche_w_fields_1_none = NicheLayoutWithFields1::B(99);
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let niche_w_fields_2_some = NicheLayoutWithFields2::A(NonZeroU32::new(800).unwrap(), 900);
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let niche_w_fields_2_none = NicheLayoutWithFields2::B(1000);
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let niche_w_fields_3_some = NicheLayoutWithFields3::A(137, true);
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let niche_w_fields_3_niche1 = NicheLayoutWithFields3::B(12);
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let niche_w_fields_3_niche2 = NicheLayoutWithFields3::C(false);
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let niche_w_fields_3_niche3 = NicheLayoutWithFields3::D(34);
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let niche_w_fields_3_niche4 = NicheLayoutWithFields3::E(56);
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let niche_w_fields_3_niche5 = NicheLayoutWithFields3::F;
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let niche_w_fields_std_result_ok: Result<Box<[u8]>, u64> = Ok(vec![1, 2, 3].into());
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let niche_w_fields_std_result_err: Result<Box<[u8]>, u64> = Err(789);
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let arbitrary_discr1 = ArbitraryDiscr::Abc(1234);
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let arbitrary_discr2 = ArbitraryDiscr::Def(5678);
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zzz(); // #break
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}
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fn zzz() {
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()
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}
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