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Give real discriminant_type to chalk

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This commit is contained in:
hkalbasi 2023-07-14 20:15:18 +03:30
parent 5208bf8f55
commit 50559118fb
6 changed files with 135 additions and 24 deletions
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38
crates/hir-ty/src/layout/tests.rs
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@ -464,3 +464,41 @@ fn enums_with_discriminants() {
}
}
}
#[test]
fn core_mem_discriminant() {
size_and_align! {
minicore: discriminant;
struct S(i32, u64);
struct Goal(core::mem::Discriminant<S>);
}
size_and_align! {
minicore: discriminant;
#[repr(u32)]
enum S {
A,
B,
C,
}
struct Goal(core::mem::Discriminant<S>);
}
size_and_align! {
minicore: discriminant;
enum S {
A(i32),
B(i64),
C(u8),
}
struct Goal(core::mem::Discriminant<S>);
}
size_and_align! {
minicore: discriminant;
#[repr(C, u16)]
enum S {
A(i32),
B(i64) = 200,
C = 1000,
}
struct Goal(core::mem::Discriminant<S>);
}
}