On Sat, Nov 9, 2013 at 1:39 PM, Jakub Zawadzki <[email protected]>wrote:
> Hi,
>
> In few dissectors we're manually disabling some kind of warnings, like
> in packet-parlay.c
>
> #ifdef _MSC_VER
> /* disable warning: "unreference local variable" */
> #pragma warning(disable:4101)
> #endif
>
> It's possible to do the same with GCC (4.6) using diagnostics pragmas[1].
>
>
> Googling around found test:
>
> #if __GNUC__ > 4 || (__GNUC__ == 4 && (__GNUC_MINOR__ >= 6 ||
> __APPLE_CC__))
> # pragma GCC diagnostic ignored "-Wunused"
> #endif
>
> which seems to be not working with my clang-3.3.
>
> qemu does test during configure, trying to compile some test program with
> -Werror.
>
> I think we could do the same, test program can looks like this:
> #v+
> #pragma GCC diagnostic push
> #pragma GCC diagnostic ignored "-Wunused"
> #pragma GCC diagnostic pop
>
> int main(void) {
> return 0;
> }
> #v-
>
> OK?
>
> [1] http://gcc.gnu.org/onlinedocs/gcc/Diagnostic-Pragmas.html
>
Hi Jakub,
No problem for me !
There is some pragma stuff in epan/wsgcrypt.h (i not sure if the hack for
Clang works).
I plan also to add some pragma (file) to Wireshark (to fix the compilation
when run with -Wdocumentation...)
Regards,
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