There's actually a chance that, correctly stringified, this will work

1 files changed, 4 insertions, 1 deletions

diff --git a/c.y b/c.y
index 5aafe26..ee98fe7 100644
--- a/c.y
+++ b/c.y
@@ -142,8 +142,11 @@ matched_statement:
 
 other_statement:
                 var_decl | expression ';' | block
+                | RETURN ';' {
+                    $$ = node_make_0(N_RETURN);
+                }
                 | RETURN expression ';' {
-                    $$ = node_make_1(N_RETURN, $2);
+                    $$ = node_make_1(N_RETURNV, $2);
                 } ;
 
 expression:     atom_expr