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add test to reproduce #137662 (using ty decl macro fragment in an attr) and fix it

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Jana Dönszelmann 2025-02-26 14:29:19 +01:00
parent 96cfc75584
commit 41dd80aeaa
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9
compiler/rustc_attr_parsing/src/parser.rs
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@ -473,6 +473,15 @@ impl<'a> MetaItemListParserContext<'a> {
{
self.inside_delimiters.next();
return Some(MetaItemOrLitParser::Lit(lit));
} else if let Some(TokenTree::Delimited(.., Delimiter::Invisible(_), inner_tokens)) =
self.inside_delimiters.peek()
{
self.inside_delimiters.next();
return MetaItemListParserContext {
inside_delimiters: inner_tokens.iter().peekable(),
dcx: self.dcx,
}
.next();
}
// or a path.