1 files changed, 2 insertions, 2 deletions
diff --git a/ast.c b/ast.c
index 43a69029..9a8bc3c4 100644
--- a/ast.c
+++ b/ast.c
@@ -128,8 +128,8 @@ CORD ast_to_cord(ast_t *ast)
     T(If, "(condition=%r, body=%r, else=%r)", ast_to_cord(data.condition), ast_to_cord(data.body), ast_to_cord(data.else_body))
     T(When, "(subject=%r, clauses=%r, else=%r)", ast_to_cord(data.subject), when_clauses_to_cord(data.clauses), ast_to_cord(data.else_body))
     T(Reduction, "(iter=%r, combination=%r, fallback=%r)", ast_to_cord(data.iter), ast_to_cord(data.combination), ast_to_cord(data.fallback))
-    T(Skip, "(%s)", data.target)
-    T(Stop, "(%s)", data.target)
+    T(Skip, "(%s)", data.target ? data.target : "NULL")
+    T(Stop, "(%s)", data.target ? data.target : "NULL")
     T(Pass, "")
     T(Return, "(%r)", ast_to_cord(data.value))
     T(Extern, "(name=%s, type=%r)", data.name, type_ast_to_cord(data.type))