[FFmpeg-devel] [PATCH] avcodec/proresdec: align dequantization matrix buffers

[Carl Eugen Hoyos]

2017-11-16 1:49 GMT+01:00 James Almer <jamrial at gmail.com>:
> On 11/15/2017 9:33 PM, Carl Eugen Hoyos wrote:
>> 2017-11-16 1:29 GMT+01:00 James Almer <jamrial at gmail.com>:
>>> On 11/15/2017 9:21 PM, Carl Eugen Hoyos wrote:
>>>> 2017-11-16 1:14 GMT+01:00 James Almer <jamrial at gmail.com>:
>>>>> Should fix ticket #6838
>>>>
>>>>> Untested as i can't reproduce.
>>>>
>>>> What did you try?
>>>
>>> GCC 7.2.0 mingw-w64 x86_64. The buffers were sufficiently
>>> aligned every time i decoded the file without this patch.
>>
>> It crashes here for many gcc binaries since gcc-4.
>> What exact configure line did you test?
>
> --enable-gpl --extra-cflags='-D_WIN32_WINNT=0x0602' --prefix=/mingw64

So you did not try the compilation flags used by me or the OP?

Carl Eugen