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Rollup merge of #101486 - asquared31415:invalid_repr_list, r=estebank

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Add list of recognized repr attributes to the unrecognized repr error
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Yuki Okushi 2022-09-07 07:43:54 +09:00 • committed by GitHub
commit f68d05cf00
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5 changed files with 67 additions and 12 deletions
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22
compiler/rustc_attr/src/builtin.rs
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@ -1045,18 +1045,16 @@ 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) {