diff options
Diffstat (limited to 'src/lisp/ao_lisp_eval.c')
| -rw-r--r-- | src/lisp/ao_lisp_eval.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/lisp/ao_lisp_eval.c b/src/lisp/ao_lisp_eval.c index 3af56796..6f56a120 100644 --- a/src/lisp/ao_lisp_eval.c +++ b/src/lisp/ao_lisp_eval.c @@ -122,7 +122,8 @@ ao_lisp_stack_push(void) static void ao_lisp_stack_pop(void) { - ao_poly prev; + ao_poly prev; + struct ao_lisp_frame *prev_frame; if (!ao_lisp_stack) return; @@ -131,10 +132,13 @@ ao_lisp_stack_pop(void) ao_lisp_stack_free_list = ao_lisp_stack; ao_lisp_stack = ao_lisp_poly_stack(prev); + prev_frame = ao_lisp_frame_current; if (ao_lisp_stack) ao_lisp_frame_current = ao_lisp_poly_frame(ao_lisp_stack->frame); else ao_lisp_frame_current = NULL; + if (ao_lisp_frame_current != prev_frame) + ao_lisp_frame_free(prev_frame); DBG_OUT(); DBGI("stack pop\n"); DBG_FRAMES(); |