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Catch parse failure in parse_path_meta_item #4036

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Merged
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Aug 3, 2025
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Catch parse failure in parse_path_meta_item #4036

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9 changes: 6 additions & 3 deletions gcc/rust/ast/rust-ast.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -3713,9 +3713,12 @@ AttributeParser::parse_path_meta_item ()
skip_token ();

std::unique_ptr<Expr> expr = parser->parse_expr ();
// stream_pos++;
/* shouldn't be required anymore due to parsing literal actually
* skipping the token */

// handle error
// parse_expr should already emit an error and return nullptr
if (!expr)
return nullptr;

return std::unique_ptr<MetaItemPathExpr> (
new MetaItemPathExpr (std::move (path), std::move (expr)));
}
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