bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir-ty/src/layout/tests.rs')
-rw-r--r--crates/hir-ty/src/layout/tests.rs78
1 files changed, 74 insertions, 4 deletions
diff --git a/crates/hir-ty/src/layout/tests.rs b/crates/hir-ty/src/layout/tests.rs
index 0ff8c532d4..a3ced2bac0 100644
--- a/crates/hir-ty/src/layout/tests.rs
+++ b/crates/hir-ty/src/layout/tests.rs
@@ -271,6 +271,20 @@ struct Goal(Foo<S>);
}
#[test]
+fn simd_types() {
+ check_size_and_align(
+ r#"
+ #[repr(simd)]
+ struct SimdType(i64, i64);
+ struct Goal(SimdType);
+ "#,
+ "",
+ 16,
+ 16,
+ );
+}
+
+#[test]
fn return_position_impl_trait() {
size_and_align_expr! {
trait T {}
@@ -344,6 +358,24 @@ fn return_position_impl_trait() {
}
#[test]
+fn unsized_ref() {
+ size_and_align! {
+ struct S1([u8]);
+ struct S2(S1);
+ struct S3(i32, str);
+ struct S4(u64, S3);
+ #[allow(dead_code)]
+ struct S5 {
+ field1: u8,
+ field2: i16,
+ field_last: S4,
+ }
+
+ struct Goal(&'static S1, &'static S2, &'static S3, &'static S4, &'static S5);
+ }
+}
+
+#[test]
fn enums() {
size_and_align! {
enum Goal {
@@ -369,11 +401,11 @@ fn tuple() {
}
#[test]
-fn non_zero() {
+fn non_zero_and_non_null() {
size_and_align! {
- minicore: non_zero, option;
- use core::num::NonZeroU8;
- struct Goal(Option<NonZeroU8>);
+ minicore: non_zero, non_null, option;
+ use core::{num::NonZeroU8, ptr::NonNull};
+ struct Goal(Option<NonZeroU8>, Option<NonNull<i32>>);
}
}
@@ -432,3 +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>);
+ }
+}