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Allow all associated functions and add test

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This commit is contained in:
Deadbeef 2023-04-16 06:30:45 +00:00
parent b59ec166ad
commit dda89945b7
4 changed files with 38 additions and 11 deletions
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10
compiler/rustc_passes/messages.ftl
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@ -627,13 +627,9 @@ passes_attr_application_struct_enum_union =
attribute should be applied to a struct, enum, or union
.label = not a struct, enum, or union
passes_attr_application_struct_enum_function_union =
attribute should be applied to a struct, enum, function, or union
.label = not a struct, enum, function, or union
passes_attr_application_struct_enum_function_inherent_method_union =
attribute should be applied to a struct, enum, function, inherent method, or union
.label = not a struct, enum, function, inherent method, or union
passes_attr_application_struct_enum_function_method_union =
attribute should be applied to a struct, enum, function, associated function, or union
.label = not a struct, enum, function, associated function, or union
passes_transparent_incompatible =
transparent {$target} cannot have other repr hints

4
compiler/rustc_passes/src/check_attr.rs
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@ -1745,10 +1745,10 @@ fn check_repr(
| Target::Union
| Target::Enum
| Target::Fn
| Target::Method(MethodKind::Inherent) => continue,
| Target::Method(_) => continue,
_ => {
self.tcx.sess.emit_err(
errors::AttrApplication::StructEnumFunctionInherentMethodUnion {
errors::AttrApplication::StructEnumFunctionMethodUnion {
hint_span: hint.span(),
span,
},

4
compiler/rustc_passes/src/errors.rs
View File

@ -1355,8 +1355,8 @@ pub enum AttrApplication {
#[label]
span: Span,
},
#[diag(passes_attr_application_struct_enum_function_inherent_method_union, code = "E0517")]
StructEnumFunctionInherentMethodUnion {
#[diag(passes_attr_application_struct_enum_function_method_union, code = "E0517")]
StructEnumFunctionMethodUnion {
#[primary_span]
hint_span: Span,
#[label]

31
tests/codegen/align-fn.rs
View File

@ -15,4 +15,35 @@ impl A {
#[no_mangle]
#[repr(align(16))]
pub fn method_align(self) {}
// CHECK: align 16
#[no_mangle]
#[repr(align(16))]
pub fn associated_fn() {}
}
trait T: Sized {
fn trait_fn() {}
// CHECK: align 32
#[repr(align(32))]
fn trait_method(self) {}
}
impl T for A {
// CHECK: align 16
#[no_mangle]
#[repr(align(16))]
fn trait_fn() {}
// CHECK: align 16
#[no_mangle]
#[repr(align(16))]
fn trait_method(self) {}
}
impl T for () {}
pub fn foo() {
().trait_method();
}