On 22/2/24 09:26, Clément Chigot wrote:
Hi Philippe, Thomas

Thanks for handling that !
And I do confirm that it does not trigger any obvious regression on our side.

Since I screwed my hw-misc pull request, I'll add your Tested-by to the
commit before respin.


Thanks,
Clément

On Thu, Feb 22, 2024 at 8:46 AM Philippe Mathieu-Daudé
<phi...@linaro.org> wrote:

On 21/2/24 19:49, Philippe Mathieu-Daudé wrote:
On 21/2/24 19:47, Philippe Mathieu-Daudé wrote:
On 21/2/24 19:07, Thomas Huth wrote:
leon3.c currently fails to compile with some compilers when the -Wvla
option has been enabled:

   ../hw/sparc/leon3.c: In function ‘leon3_cpu_reset’:
   ../hw/sparc/leon3.c:153:5: error: ISO C90 forbids variable length
array
    ‘offset_must_be_zero’ [-Werror=vla]
     153 |     ResetData *s = (ResetData *)DO_UPCAST(ResetData,
info[id], info);
         |     ^~~~~~~~~
   cc1: all warnings being treated as errors

Looking at this code, the DO_UPCAST macro is indeed used in a wrong way
here: DO_UPCAST is supposed to check that the second parameter is the
first entry of the struct that the first parameter indicates, but since
we use and index into the info[] array, this of course cannot work.

The intention here was likely rather to use the container_of() macro
instead, so switch the code accordingly.

Fixes: d65aba8286 ("hw/sparc/leon3: implement multiprocessor")

Signed-off-by: Thomas Huth <th...@redhat.com>
---
   hw/sparc/leon3.c | 2 +-
   1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Philippe Mathieu-Daudé <phi...@linaro.org>


Patch queued!



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