unsafe stack transition

2019-11-28 21:22:03 -04:00
parent c219d9ad5f
commit 5723edd765
8 changed files with 49 additions and 45 deletions
--- a/src/prolog/machine/machine_state.rs
+++ b/src/prolog/machine/machine_state.rs
@@ -844,7 +844,7 @@ pub(crate) trait CallPolicy: Any {
                        return Ok(());
                    }

-                    machine_st.p = CodePtr::CallN(arity, machine_st.p.local());
+                    machine_st.p = CodePtr::CallN(arity, machine_st.p.local(), machine_st.last_call);
                }
                ClauseType::BuiltIn(built_in) => {
                    machine_st.setup_built_in_call(built_in.clone());