mirror of
https://git.yoctoproject.org/poky
synced 2026-02-23 18:09:40 +01:00
dfe68bd964
(From OE-Core rev: 910f68c9c8dc26e12d28ef29e956af63d100f121) Signed-off-by: Ross Burton <ross.burton@intel.com> Signed-off-by: Khem Raj <raj.khem@gmail.com> Signed-off-by: Ross Burton <ross.burton@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
43 lines
1.3 KiB
Diff
43 lines
1.3 KiB
Diff
Upstream-Status: Submitted
|
|
Signed-off-by: Ross Burton <ross.burton@intel.com>
|
|
|
|
Fix for over-aligned GC info
|
|
Patch by Florian Weimer
|
|
|
|
See: https://bugzilla.redhat.com/show_bug.cgi?id=1540316
|
|
Upstream discussion: https://mail.python.org/pipermail/python-dev/2018-January/152000.html
|
|
|
|
diff --git a/Include/objimpl.h b/Include/objimpl.h
|
|
index 55e83eced6..aa906144dc 100644
|
|
--- a/Include/objimpl.h
|
|
+++ b/Include/objimpl.h
|
|
@@ -248,6 +248,18 @@ PyAPI_FUNC(PyVarObject *) _PyObject_GC_Resize(PyVarObject *, Py_ssize_t);
|
|
/* for source compatibility with 2.2 */
|
|
#define _PyObject_GC_Del PyObject_GC_Del
|
|
|
|
+/* Former over-aligned definition of PyGC_Head, used to compute the
|
|
+ size of the padding for the new version below. */
|
|
+union _gc_head;
|
|
+union _gc_head_old {
|
|
+ struct {
|
|
+ union _gc_head *gc_next;
|
|
+ union _gc_head *gc_prev;
|
|
+ Py_ssize_t gc_refs;
|
|
+ } gc;
|
|
+ long double dummy;
|
|
+};
|
|
+
|
|
/* GC information is stored BEFORE the object structure. */
|
|
typedef union _gc_head {
|
|
struct {
|
|
@@ -255,7 +267,8 @@ typedef union _gc_head {
|
|
union _gc_head *gc_prev;
|
|
Py_ssize_t gc_refs;
|
|
} gc;
|
|
- long double dummy; /* force worst-case alignment */
|
|
+ double dummy; /* force worst-case alignment */
|
|
+ char dummy_padding[sizeof(union _gc_head_old)];
|
|
} PyGC_Head;
|
|
|
|
extern PyGC_Head *_PyGC_generation0;
|
|
|