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authorGuido van Rossum <guido@python.org>2002-03-28 20:34:59 (GMT)
committerGuido van Rossum <guido@python.org>2002-03-28 20:34:59 (GMT)
commitff413af605d7aab610272c5668bc870ebcbf56ef (patch)
tree1a79acab5df1da3a36e5b78c093793f192b2c269 /Objects
parent31f8483eef19ebf40c7831d79cac270e69a96ce0 (diff)
downloadcpython-ff413af605d7aab610272c5668bc870ebcbf56ef.zip
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This is Neil's fix for SF bug 535905 (Evil Trashcan and GC interaction).
The fix makes it possible to call PyObject_GC_UnTrack() more than once on the same object, and then move the PyObject_GC_UnTrack() call to *before* the trashcan code is invoked. BUGFIX CANDIDATE!
Diffstat (limited to 'Objects')
-rw-r--r--Objects/dictobject.c2
-rw-r--r--Objects/frameobject.c2
-rw-r--r--Objects/listobject.c2
-rw-r--r--Objects/tupleobject.c2
4 files changed, 4 insertions, 4 deletions
diff --git a/Objects/dictobject.c b/Objects/dictobject.c
index 5803c57..a83a851 100644
--- a/Objects/dictobject.c
+++ b/Objects/dictobject.c
@@ -694,8 +694,8 @@ dict_dealloc(register dictobject *mp)
{
register dictentry *ep;
int fill = mp->ma_fill;
+ PyObject_GC_UnTrack(mp);
Py_TRASHCAN_SAFE_BEGIN(mp)
- _PyObject_GC_UNTRACK(mp);
for (ep = mp->ma_table; fill > 0; ep++) {
if (ep->me_key) {
--fill;
diff --git a/Objects/frameobject.c b/Objects/frameobject.c
index cf3d73a..8e4c60f 100644
--- a/Objects/frameobject.c
+++ b/Objects/frameobject.c
@@ -67,8 +67,8 @@ frame_dealloc(PyFrameObject *f)
PyObject **fastlocals;
PyObject **p;
+ PyObject_GC_UnTrack(f);
Py_TRASHCAN_SAFE_BEGIN(f)
- _PyObject_GC_UNTRACK(f);
/* Kill all local variables */
slots = f->f_nlocals + f->f_ncells + f->f_nfreevars;
fastlocals = f->f_localsplus;
diff --git a/Objects/listobject.c b/Objects/listobject.c
index dbbc4a9..f3821f8 100644
--- a/Objects/listobject.c
+++ b/Objects/listobject.c
@@ -195,8 +195,8 @@ static void
list_dealloc(PyListObject *op)
{
int i;
+ PyObject_GC_UnTrack(op);
Py_TRASHCAN_SAFE_BEGIN(op)
- _PyObject_GC_UNTRACK(op);
if (op->ob_item != NULL) {
/* Do it backwards, for Christian Tismer.
There's a simple test case where somehow this reduces
diff --git a/Objects/tupleobject.c b/Objects/tupleobject.c
index 27598ed..ab792de 100644
--- a/Objects/tupleobject.c
+++ b/Objects/tupleobject.c
@@ -139,8 +139,8 @@ tupledealloc(register PyTupleObject *op)
{
register int i;
register int len = op->ob_size;
+ PyObject_GC_UnTrack(op);
Py_TRASHCAN_SAFE_BEGIN(op)
- _PyObject_GC_UNTRACK(op);
if (len > 0) {
i = len;
while (--i >= 0)