ast, eval: add recursion limit

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

1 files changed, 1 insertions, 0 deletions

diff --git a/ast.h b/ast.h
index f86d93f..26eee73 100644
--- a/ast.h
+++ b/ast.h
@@ -135,6 +135,7 @@ struct ut_state {
 	struct ut_source *sources, *source;
 	struct ut_callstack *callstack;
 	struct ut_function *function;
+	size_t calldepth;
 };
 
 struct ut_extended_type {