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add list of recognized repr attributes to the unrecognized repr error

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This commit is contained in:
asquared31415 2022-09-06 11:02:42 -04:00
parent 9ba169a73a
commit ad275f5096
5 changed files with 67 additions and 12 deletions
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22
compiler/rustc_attr/src/builtin.rs
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@ -1040,18 +1040,16 @@ pub fn parse_repr_attr(sess: &Session, attr: &Attribute) -> Vec<ReprAttr> {
&name,
),
});
} else {
if matches!(
meta_item.name_or_empty(),
sym::C | sym::simd | sym::transparent
) || int_type_of_word(meta_item.name_or_empty()).is_some()
{
recognised = true;
sess.emit_err(session_diagnostics::InvalidReprHintNoValue {
span: meta_item.span,
name: meta_item.name_or_empty().to_ident_string(),
});
}
} else if matches!(
meta_item.name_or_empty(),
sym::C | sym::simd | sym::transparent
) || int_type_of_word(meta_item.name_or_empty()).is_some()
{
recognised = true;
sess.emit_err(session_diagnostics::InvalidReprHintNoValue {
span: meta_item.span,
name: meta_item.name_or_empty().to_ident_string(),
});
}
} else if let MetaItemKind::List(_) = meta_item.kind {
if meta_item.has_name(sym::align) {