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On memory error, dump the memory block traceback

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Issue #26564: _PyObject_DebugDumpAddress() now dumps the traceback where a
memory block was allocated on memory block. Use the tracemalloc module to get
the traceback.
This commit is contained in:
Victor Stinner 2016-03-15 22:22:13 +01:00
parent af584a02a5
commit 0611c26a58
8 changed files with 126 additions and 19 deletions
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1
Objects/bytearrayobject.c
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@ -2820,6 +2820,7 @@ bytearray_hex(PyBytesObject *self)
{
char* argbuf = PyByteArray_AS_STRING(self);
Py_ssize_t arglen = PyByteArray_GET_SIZE(self);
PyByteArray_AS_STRING(self)[arglen+1] = 2;
return _Py_strhex(argbuf, arglen);
}

9
Objects/obmalloc.c
View file

@ -1,5 +1,10 @@
#include "Python.h"
/* Defined in tracemalloc.c */
extern void _PyMem_DumpTraceback(int fd, const void *ptr);
/* Python's malloc wrappers (see pymem.h) */
/*
@ -2202,6 +2207,10 @@ _PyObject_DebugDumpAddress(const void *p)
}
fputc('\n', stderr);
}
fputc('\n', stderr);
fflush(stderr);
_PyMem_DumpTraceback(fileno(stderr), p);
}