On Wed, Mar 29, 2017 at 7:53 PM, Diego Biurrun <di...@biurrun.de> wrote:
> On Wed, Mar 29, 2017 at 02:02:30PM +0300, Martin Storsjö wrote:
>> --- a/libavcodec/atrac3plusdsp.c
>> +++ b/libavcodec/atrac3plusdsp.c
>> @@ -177,12 +177,14 @@ static void waves_synth(Atrac3pWaveSynthParams 
>> *synth_param,
>>  void ff_atrac3p_generate_tones(Atrac3pChanUnitCtx *ch_unit, 
>> AVFloatDSPContext *fdsp,
>>                                 int ch_num, int sb, float *out)
>>  {
>> -    DECLARE_ALIGNED(32, float, wavreg1)[128] = { 0 };
>> -    DECLARE_ALIGNED(32, float, wavreg2)[128] = { 0 };
>> +    LOCAL_ALIGNED_32(float, wavreg1, [128]);
>> +    LOCAL_ALIGNED_32(float, wavreg2, [128]);
>>      int i, reg1_env_nonzero, reg2_env_nonzero;
>>      Atrac3pWavesData *tones_now  = 
>> &ch_unit->channels[ch_num].tones_info_prev[sb];
>>      Atrac3pWavesData *tones_next = 
>> &ch_unit->channels[ch_num].tones_info[sb];
>>
>> +    memset(wavreg1, 0, sizeof(float) * 128);
>> +    memset(wavreg2, 0, sizeof(float) * 128);
>
> We have to resort to these manual memsets in many other places. I think
> the proper solution would be to add LOCAL_ALIGNEDZ macros that include
> a zero initialization.
>

That wouldn't be possible with declarations before statements rules, would it?

- Hendrik
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