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rustc_layout/abi: error when attribute is applied to the wrong thing

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This commit is contained in:
Ralf Jung
2023-09-02 14:03:25 +02:00
parent 9570cac019
commit e66913f8fe
8 changed files with 134 additions and 63 deletions
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31
compiler/rustc_passes/src/abi_test.rs
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@@ -7,7 +7,7 @@ use rustc_span::source_map::Spanned;
use rustc_span::symbol::sym;
use rustc_target::abi::call::FnAbi;
use crate::errors::{AbiOf, UnrecognizedField};
use crate::errors::{AbiInvalidAttribute, AbiOf, UnrecognizedField};
pub fn test_abi(tcx: TyCtxt<'_>) {
if !tcx.features().rustc_attrs {
@@ -15,28 +15,33 @@ pub fn test_abi(tcx: TyCtxt<'_>) {
return;
}
for id in tcx.hir().items() {
match tcx.def_kind(id.owner_id) {
DefKind::Fn => {
for attr in tcx.get_attrs(id.owner_id, sym::rustc_abi) {
for attr in tcx.get_attrs(id.owner_id, sym::rustc_abi) {
match tcx.def_kind(id.owner_id) {
DefKind::Fn => {
dump_abi_of_fn_item(tcx, id.owner_id.def_id.into(), attr);
}
}
DefKind::TyAlias { .. } => {
for attr in tcx.get_attrs(id.owner_id, sym::rustc_abi) {
DefKind::TyAlias { .. } => {
dump_abi_of_fn_type(tcx, id.owner_id.def_id.into(), attr);
}
_ => {
tcx.sess.emit_err(AbiInvalidAttribute { span: tcx.def_span(id.owner_id) });
}
}
DefKind::Impl { .. } => {
// To find associated functions we need to go into the child items here.
for &id in tcx.associated_item_def_ids(id.owner_id) {
if matches!(tcx.def_kind(id), DefKind::AssocFn) {
for attr in tcx.get_attrs(id, sym::rustc_abi) {
}
if matches!(tcx.def_kind(id.owner_id), DefKind::Impl { .. }) {
// To find associated functions we need to go into the child items here.
for &id in tcx.associated_item_def_ids(id.owner_id) {
for attr in tcx.get_attrs(id, sym::rustc_abi) {
match tcx.def_kind(id) {
DefKind::AssocFn => {
dump_abi_of_fn_item(tcx, id, attr);
}
_ => {
tcx.sess.emit_err(AbiInvalidAttribute { span: tcx.def_span(id) });
}
}
}
}
_ => {}
}
}
}