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Thu Nov 14 01:50:18 CET 2013 · https://mail.python.org/pipermail/python-dev/2013-November/130168.html

On 14 Nov 2013 10:40, "christian.heimes" <python-checkins at python.org> wrote:
>
> http://hg.python.org/cpython/rev/99ba1772c469
> changeset:   87089:99ba1772c469
> user:        Christian Heimes <christian at cheimes.de>
> date:        Thu Nov 14 01:39:35 2013 +0100
> summary:
>   Issue #17828: va_start() must be accompanied by va_end()
> CID 1128793: Missing varargs init or cleanup (VARARGS)

Today I learned... :)

Thanks!

Cheers,
Nick.

>
> files:
>   Objects/exceptions.c |  13 +++++++------
>   1 files changed, 7 insertions(+), 6 deletions(-)
>
>
> diff --git a/Objects/exceptions.c b/Objects/exceptions.c
> --- a/Objects/exceptions.c
> +++ b/Objects/exceptions.c
> @@ -2632,12 +2632,6 @@
>      PyObject *new_exc, *new_val, *new_tb;
>      va_list vargs;
>
> -#ifdef HAVE_STDARG_PROTOTYPES
> -    va_start(vargs, format);
> -#else
> -    va_start(vargs);
> -#endif
> -
>      PyErr_Fetch(&exc, &val, &tb);
>      caught_type = (PyTypeObject *) exc;
>      /* Ensure type info indicates no extra state is stored at the C
level */
> @@ -2690,7 +2684,14 @@
>       * types as well, but that's quite a bit trickier due to the extra
>       * state potentially stored on OSError instances.
>       */
> +
> +#ifdef HAVE_STDARG_PROTOTYPES
> +    va_start(vargs, format);
> +#else
> +    va_start(vargs);
> +#endif
>      msg_prefix = PyUnicode_FromFormatV(format, vargs);
> +    va_end(vargs);
>      if (msg_prefix == NULL)
>          return NULL;
>
>
> --
> Repository URL: http://hg.python.org/cpython
>
> _______________________________________________
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> Python-checkins at python.org
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>
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[Python-Dev] [Python-checkins] cpython: Issue #17828: va_start() must be accompanied by va_end()