ac3dec: simplify an expression

Signed-off-by: Diego Biurrun <diego@biurrun.de>
win{32,64}: Hard disable symbol versioning

ICL doesn't return an error on unknown parameters, and will
always pass the symver_gnu_asm test, and since Windows
never has symbol versioning, just always disable it.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Merge commit 'ffb0af7f17eb0da86e9b140e86a1404d3c6c9e79'

* commit 'ffb0af7f17eb0da86e9b140e86a1404d3c6c9e79':
  ac3dec: simplify an expression

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge remote-tracking branch 'qatar/master'

* qatar/master:
  win{32,64}: Hard disable symbol versioning

Merged-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/h261enc: avoid use of current/previous_mba

Fixes part of Ticket3151

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/h261enc: dont use current_mv_x/y

Fixes -mbd rd
Fixes Ticket3151

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
fate: test -mbd rd for h261

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>