products/patches/python_3.6.5-allocation.patch

   1 diff -Naur Python_old/Include/objimpl.h Python/Include/objimpl.h
   2 --- Python_old/Include/objimpl.h        2021-09-22 13:45:20.116037197 +0200
   3 +++ Python/Include/objimpl.h    2021-09-22 13:46:05.444683399 +0200
   4 @@ -255,7 +255,7 @@
   5          union _gc_head *gc_prev;
   6          Py_ssize_t gc_refs;
   7      } gc;
   8 -    double dummy;  /* force worst-case alignment */
   9 +    long double dummy;  /* force worst-case alignment */
  10  } PyGC_Head;
  11
  12  extern PyGC_Head *_PyGC_generation0;
  13 diff -Naur Python_old/Objects/obmalloc.c Python/Objects/obmalloc.c
  14 --- Python_old/Objects/obmalloc.c       2018-03-28 11:19:31.000000000 +0200
  15 +++ Python/Objects/obmalloc.c   2021-09-22 13:46:32.901074624 +0200
  16 @@ -633,8 +633,8 @@
  17   *
  18   * You shouldn't change this unless you know what you are doing.
  19   */
  20 -#define ALIGNMENT               8               /* must be 2^N */
  21 -#define ALIGNMENT_SHIFT         3
  22 +#define ALIGNMENT               16               /* must be 2^N */
  23 +#define ALIGNMENT_SHIFT         4
  24
  25  /* Return the number of bytes in size class I, as a uint. */
  26  #define INDEX2SIZE(I) (((uint)(I) + 1) << ALIGNMENT_SHIFT)