[issue19617] Fix usage of Py_ssize_t type in Python/compile.c

[Benjamin Peterson]

Benjamin Peterson added the comment:

I meant where you added casts, you could use it.

2013/11/18 STINNER Victor <report at bugs.python.org>:
>
> STINNER Victor added the comment:
>
>> You could use the Py_SAFE_DOWNCAST macro everywhere.
>
> I prefer to store sizes in a size type (Py_ssize_t), and only downcast where it is really needed, in compiler_addop_i(). So in the future, if someone wants to support values larger than INT_MAX, only one function need to be changed.
>
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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue19617>
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