Re: [PULL v2 00/61] Misc patches for soft freeze

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

Cc'ing Stefan

On 3/17/20 12:03 PM, Peter Maydell wrote:
> On Mon, 16 Mar 2020 at 22:07, Paolo Bonzini <pbonzini@redhat.com> wrote:
>>
>> The following changes since commit a98135f727595382e200d04c2996e868b7925a01:
>>
>>    Merge remote-tracking branch 'remotes/kraxel/tags/vga-20200316-pull-request' into staging (2020-03-16 14:55:59 +0000)
>>
>> are available in the git repository at:
>>
>>
>>    git://github.com/bonzini/qemu.git tags/for-upstream
>>
>> for you to fetch changes up to 9d04fea181318684a899fadd99cef7e04097456b:
>>
>>    hw/arm: Let devices own the MemoryRegion they create (2020-03-16 23:02:30 +0100)
>>
>> ----------------------------------------------------------------
>> * Bugfixes all over the place
>> * get/set_uint cleanups (Felipe)
>> * Lock guard support (Stefan)
>> * MemoryRegion ownership cleanup (Philippe)
>> * AVX512 optimization for buffer_is_zero (Robert)
> 
> Hi; this generates a new warning on netbsd:
> 
> /home/qemu/qemu-test.N42OXz/src/util/qemu-timer.c: In function
> 'timerlist_expired':
> /home/qemu/qemu-test.N42OXz/src/util/qemu-timer.c:197:12: warning:
> 'expire_time' may be used uninitialized in this function
> [-Wmaybe-uninitialized]
>       return expire_time <= qemu_clock_get_ns(timer_list->clock->type);
>              ^
> /home/qemu/qemu-test.N42OXz/src/util/qemu-timer.c: In function
> 'timerlist_deadline_ns':
> /home/qemu/qemu-test.N42OXz/src/util/qemu-timer.c:235:11: warning:
> 'expire_time' may be used uninitialized in this function
> [-Wmaybe-uninitialized]
>       delta = expire_time - qemu_clock_get_ns(timer_list->clock->type);
>             ^
> 
> This is probably just the compiler being not smart enough
> to figure out that there's no code path where it's not
> initialized.
> 
> thanks
> -- PMM
>