build warnings

src/ast/ast.cpp

@@ -1670,7 +1670,7 @@ bool ast_manager::slow_not_contains(ast const * n) {
 }
 #endif
 
-#if 1
+#if 0
 static unsigned s_count = 0;
 
 static void track_id(ast_manager& m, ast* n, unsigned id) {

src/ast/rewriter/enum2bv_rewriter.cpp

@@ -225,6 +225,7 @@ struct enum2bv_rewriter::imp {
                     new_body_ref = mk_and(bounds);
                     break;
                 case lambda_k:
+                case choice_k:
                     UNREACHABLE();
                     break;
                 }