vm: Support strict stackless mode, with proper exception reporting.

I.e. in this mode, C stack will never be used to call a Python function,
but if there's no free heap for a call, it will be reported as
RuntimeError (as expected), not MemoryError.

1 files changed, 1 insertions, 0 deletions

diff --git a/py/runtime.h b/py/runtime.h
index 8666ce107..a36f1b1bd 100644
--- a/py/runtime.h
+++ b/py/runtime.h
@@ -130,6 +130,7 @@ void mp_import_all(mp_obj_t module);
 
 // Raise NotImplementedError with given message
 NORETURN void mp_not_implemented(const char *msg);
+NORETURN void mp_exc_recursion_depth(void);
 
 // helper functions for native/viper code
 mp_uint_t mp_convert_obj_to_native(mp_obj_t obj, mp_uint_t type);