1361 #define SST SIZEOF_SIZE_T  macro
1371     for (i = SST; --i > 0; ++q)  in read_size_t()
1382     uchar *q = (uchar *)p + SST - 1;  in write_size_t()
1385     for (i = SST; --i >= 0; --q) {  in write_size_t()
1489     total = nbytes + 4*SST;  in _PyObject_DebugMallocApi()
1500     p[SST] = (uchar)id;  in _PyObject_DebugMallocApi()
1501     memset(p + SST + 1 , FORBIDDENBYTE, SST-1);  in _PyObject_DebugMallocApi()
1504         memset(p + 2*SST, CLEANBYTE, nbytes);  in _PyObject_DebugMallocApi()
1507     tail = p + 2*SST + nbytes;  in _PyObject_DebugMallocApi()
1508     memset(tail, FORBIDDENBYTE, SST);  in _PyObject_DebugMallocApi()
1509     write_size_t(tail + SST, serialno);  in _PyObject_DebugMallocApi()
1511     return p + 2*SST;  in _PyObject_DebugMallocApi()
1522     uchar *q = (uchar *)p - 2*SST;  /* address returned from malloc */  in _PyObject_DebugFreeApi()
1529     nbytes += 4*SST;  in _PyObject_DebugFreeApi()
1549     original_nbytes = read_size_t(q - 2*SST);  in _PyObject_DebugReallocApi()
1550     total = nbytes + 4*SST;  in _PyObject_DebugReallocApi()
1557         memset(q + nbytes, DEADBYTE, original_nbytes - nbytes + 2*SST);  in _PyObject_DebugReallocApi()
1564     q = (uchar *)PyObject_Realloc(q - 2*SST, total);  in _PyObject_DebugReallocApi()
1575     assert(q[SST] == (uchar)api);  in _PyObject_DebugReallocApi()
1576     for (i = 1; i < SST; ++i)  in _PyObject_DebugReallocApi()
1577         assert(q[SST + i] == FORBIDDENBYTE);  in _PyObject_DebugReallocApi()
1578     q += 2*SST;  in _PyObject_DebugReallocApi()
1580     memset(tail, FORBIDDENBYTE, SST);  in _PyObject_DebugReallocApi()
1581     write_size_t(tail + SST, serialno);  in _PyObject_DebugReallocApi()
1614     id = (char)q[-SST];  in _PyObject_DebugCheckAddressApi()
1626     for (i = SST-1; i >= 1; --i) {  in _PyObject_DebugCheckAddressApi()
1633     nbytes = read_size_t(q - 2*SST);  in _PyObject_DebugCheckAddressApi()
1635     for (i = 0; i < SST; ++i) {  in _PyObject_DebugCheckAddressApi()
1665     id = (char)q[-SST];  in _PyObject_DebugDumpAddress()
1668     nbytes = read_size_t(q - 2*SST);  in _PyObject_DebugDumpAddress()
1673     fprintf(stderr, "    The %d pad bytes at p-%d are ", SST-1, SST-1);  in _PyObject_DebugDumpAddress()
1675     for (i = 1; i <= SST-1; ++i) {  in _PyObject_DebugDumpAddress()
1686         for (i = SST-1; i >= 1; --i) {  in _PyObject_DebugDumpAddress()
1701     fprintf(stderr, "    The %d pad bytes at tail=%p are ", SST, tail);  in _PyObject_DebugDumpAddress()
1703     for (i = 0; i < SST; ++i) {  in _PyObject_DebugDumpAddress()
1714         for (i = 0; i < SST; ++i) {  in _PyObject_DebugDumpAddress()
1724     serial = read_size_t(tail + SST);  in _PyObject_DebugDumpAddress()