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updated for version 7.4.609

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Problem:    For complicated list and dict use the garbage collector can run
            out of stack space.
Solution:   Use a stack of dicts and lists to be marked, thus making it
            iterative instead of recursive. (Ben Fritz)
This commit is contained in:
Bram Moolenaar
2015-02-03 12:55:18 +01:00
parent 4ac163ae5f
commit 2459a5ecaa
11 changed files with 226 additions and 82 deletions
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17
src/if_py_both.h
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@@ -5502,34 +5502,41 @@ run_eval(const char *cmd, typval_T *rettv
PyErr_Clear();
}
static void
static int
set_ref_in_py(const int copyID)
{
pylinkedlist_T *cur;
dict_T *dd;
list_T *ll;
int abort = FALSE;
if (lastdict != NULL)
for(cur = lastdict ; cur != NULL ; cur = cur->pll_prev)
{
for(cur = lastdict ; !abort && cur != NULL ; cur = cur->pll_prev)
{
dd = ((DictionaryObject *) (cur->pll_obj))->dict;
if (dd->dv_copyID != copyID)
{
dd->dv_copyID = copyID;
set_ref_in_ht(&dd->dv_hashtab, copyID);
abort = abort || set_ref_in_ht(&dd->dv_hashtab, copyID, NULL);
}
}
}
if (lastlist != NULL)
for(cur = lastlist ; cur != NULL ; cur = cur->pll_prev)
{
for(cur = lastlist ; !abort && cur != NULL ; cur = cur->pll_prev)
{
ll = ((ListObject *) (cur->pll_obj))->list;
if (ll->lv_copyID != copyID)
{
ll->lv_copyID = copyID;
set_ref_in_list(ll, copyID);
abort = abort || set_ref_in_list(ll, copyID, NULL);
}
}
}
return abort;
}
static int