rust/tests/codegen/debug-accessibility/tuple-fields.rs
David Wood 07931c5a08
codegen_llvm: set DW_AT_accessibility
Sets the accessibility of types and fields in DWARF using
`DW_AT_accessibility` attribute.

`DW_AT_accessibility` (public/protected/private) isn't exactly right for
Rust,  but neither is `DW_AT_visibility` (local/exported/qualified), and
there's no way to set `DW_AT_visbility` in LLVM's API.

Signed-off-by: David Wood <david@davidtw.co>
2023-12-15 11:36:41 +00:00

25 lines
1.0 KiB
Rust

// compile-flags: -C debuginfo=2
#![allow(dead_code)]
// Checks that visibility information is present in the debuginfo for tuple struct fields.
mod module {
use std::hint::black_box;
struct TupleFields(u32, pub(crate) u32, pub(super) u32, pub u32);
// CHECK: [[TupleFields:!.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "TupleFields"{{.*}}flags: DIFlagPrivate{{.*}})
// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "__0", scope: [[TupleFields]]{{.*}}flags: DIFlagPrivate{{.*}})
// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "__1", scope: [[TupleFields]]{{.*}}flags: DIFlagProtected{{.*}})
// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "__2", scope: [[TupleFields]]{{.*}}flags: DIFlagProtected{{.*}})
// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "__3", scope: [[TupleFields]]{{.*}}flags: DIFlagPublic{{.*}})
pub fn use_everything() {
black_box(TupleFields(1, 2, 3, 4));
}
}
fn main() {
module::use_everything();
}