[Buildroot] [PATCH] mp4v2: add upstream patch fixing build issue with gcc 7+

[Peter Korsgaard]

>>>>> "Peter" == Peter Korsgaard <peter at korsgaard.com> writes:

 > Fixes:
 > http://autobuild.buildroot.net/results/fc0/fc0f51f3ee1364f55248e8fe713995bc07f877c6/
 > http://autobuild.buildroot.net/results/b0e/b0e68ad2aeb7c191cdaa9856a36bd2cae4bcd5f0/
 > http://autobuild.buildroot.net/results/a66/a66c89e3fb3f1d9802581aaffad87a547c6e67f5/

 > And many more.

 > Add an upstream patch fixing invalid code that now triggers a build error on gcc7+.

 > Signed-off-by: Peter Korsgaard <peter at korsgaard.com>

Committed, thanks.

-- 
Bye, Peter Korsgaard