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-rw-r--r--gcc/rust/parse/rust-parse-impl.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/rust/parse/rust-parse-impl.h b/gcc/rust/parse/rust-parse-impl.h
index dfac00e..9a28f6c 100644
--- a/gcc/rust/parse/rust-parse-impl.h
+++ b/gcc/rust/parse/rust-parse-impl.h
@@ -4415,7 +4415,12 @@ Parser<ManagedTokenSource>::parse_enum_item ()
// tuple enum item
lexer.skip_token ();
- std::vector<AST::TupleField> tuple_fields = parse_tuple_fields ();
+ std::vector<AST::TupleField> tuple_fields;
+ // Might be empty tuple for unit tuple enum variant.
+ if (lexer.peek_token ()->get_id () == RIGHT_PAREN)
+ tuple_fields = std::vector<AST::TupleField> ();
+ else
+ tuple_fields = parse_tuple_fields ();
if (!skip_token (RIGHT_PAREN))
{