diff options
| -rw-r--r-- | src/compile.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/compile.c b/src/compile.c index 89cb667b..e5d0e0ec 100644 --- a/src/compile.c +++ b/src/compile.c @@ -4384,7 +4384,7 @@ CORD compile_top_level_code(env_t *env, ast_t *ast) case Extend: { DeclareMatch(extend, ast, Extend); binding_t *b = get_binding(env, extend->name); - if (!b) + if (!b || b->type->tag != TypeInfoType) code_err(ast, "'", extend->name, "' is not the name of any type I recognize."); env_t *ns_env = Match(b->type, TypeInfoType)->env; env_t *extended = new(env_t); |