diff --git a/code/compiler/10/ast.cpp b/code/compiler/10/ast.cpp
index bbf72e7..b55c347 100644
--- a/code/compiler/10/ast.cpp
+++ b/code/compiler/10/ast.cpp
@@ -1,9 +1,7 @@
 #include "ast.hpp"
 #include <ostream>
-#include <iostream>
 #include "binop.hpp"
 #include "error.hpp"
-#include "type.hpp"
 #include "type_env.hpp"
 
 static void print_indent(int n, std::ostream& to) {
@@ -164,10 +162,6 @@ type_ptr ast_case::typecheck(type_mgr& mgr) {
 
     input_type = mgr.resolve(case_type, var);
     if(!dynamic_cast<type_data*>(input_type.get())) {
-        std::cout << dynamic_cast<type_data*>(input_type.get()) << std::endl;
-        std::cout << dynamic_cast<type_base*>(input_type.get()) << std::endl;
-        std::cout << var << std::endl;
-        input_type->print(mgr, std::cout); std::cout << std::endl;
         throw type_error("attempting case analysis of non-data type");
     }