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-rw-r--r--src/gc.c6
-rw-r--r--src/state.c27
2 files changed, 29 insertions, 4 deletions
diff --git a/src/gc.c b/src/gc.c
index 6d23354ae..196fb504c 100644
--- a/src/gc.c
+++ b/src/gc.c
@@ -817,7 +817,11 @@ obj_free(mrb_state *mrb, struct RBasic *obj, int end)
struct RProc *p = (struct RProc*)obj;
if (!MRB_PROC_CFUNC_P(p) && p->body.irep) {
- mrb_irep_decref(mrb, p->body.irep);
+ mrb_irep *irep = p->body.irep;
+ if (end) {
+ mrb_irep_cutref(mrb, irep);
+ }
+ mrb_irep_decref(mrb, irep);
}
}
break;
diff --git a/src/state.c b/src/state.c
index 678f58e9c..463fa9059 100644
--- a/src/state.c
+++ b/src/state.c
@@ -135,6 +135,24 @@ mrb_irep_decref(mrb_state *mrb, mrb_irep *irep)
}
void
+mrb_irep_cutref(mrb_state *mrb, mrb_irep *irep)
+{
+ mrb_irep *tmp;
+ int i;
+
+ for (i=0; i<irep->rlen; i++) {
+ tmp = irep->reps[i];
+ irep->reps[i] = NULL;
+ if (tmp) mrb_irep_decref(mrb, tmp);
+ }
+ if (irep->outer) {
+ tmp = irep->outer;
+ irep->outer = NULL;
+ if (tmp) mrb_irep_decref(mrb, tmp);
+ }
+}
+
+void
mrb_irep_free(mrb_state *mrb, mrb_irep *irep)
{
int i;
@@ -155,10 +173,13 @@ mrb_irep_free(mrb_state *mrb, mrb_irep *irep)
mrb_free(mrb, irep->pool);
mrb_free(mrb, irep->syms);
for (i=0; i<irep->rlen; i++) {
- mrb_irep_decref(mrb, irep->reps[i]);
+ if (irep->reps[i])
+ mrb_irep_decref(mrb, irep->reps[i]);
+ }
+ if (irep->outer) {
+ if (irep->outer)
+ mrb_irep_decref(mrb, irep->outer);
}
- if (irep->outer)
- mrb_irep_decref(mrb, irep->outer);
mrb_free(mrb, irep->reps);
mrb_free(mrb, irep->lv);
if (irep->own_filename) {