Comment 2 for bug 1215611

StacktraceTop:
 tupledealloc.5509 (op=0x7f46bfcf7c68) at ../Objects/tupleobject.c:232
 call_function (oparg=<optimized out>, pp_stack=0x7f4699db14d0) at ../Python/ceval.c:4069
 PyEval_EvalFrameEx (f=f@entry=0x7f4690026d00, throwflag=throwflag@entry=0) at ../Python/ceval.c:2679
 PyEval_EvalCodeEx (closure=<optimized out>, kwdefs=<optimized out>, defcount=<optimized out>, defs=0x0, kwcount=<optimized out>, kws=<optimized out>, argcount=<optimized out>, args=<optimized out>, locals=0x0, globals=<optimized out>, _co=0x7f46cce6c9c0) at ../Python/ceval.c:3437
 function_call.70414 (func=func@entry=0x7f46ccccbcb0, arg=arg@entry=0x7f46cedcb190, kw=kw@entry=0x0) at ../Objects/funcobject.c:633