rishi/scryer-prolog
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don't hold on to popped or frames

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This commit is contained in:
Mark Thom
2020-01-20 20:59:30 -07:00
parent 6be2d8ccf2
commit 40bf5bc75f
3 changed files with 6 additions and 15 deletions
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4
src/prolog/machine/machine_state.rs
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@@ -552,7 +552,7 @@ pub(crate) trait CallPolicy: Any {
attr_var_init_queue_b,
attr_var_init_bindings_b);
machine_st.truncate_stack();
machine_st.stack.truncate(machine_st.b);
machine_st.b = machine_st.stack.index_or_frame(b).prelude.b;
machine_st.hb = machine_st.heap.h;
@@ -600,7 +600,7 @@ pub(crate) trait CallPolicy: Any {
attr_var_init_bindings_b,
);
machine_st.truncate_stack();
machine_st.stack.truncate(machine_st.b);
machine_st.b = machine_st.stack.index_or_frame(b).prelude.b;
machine_st.hb = machine_st.heap.h;