* commit 'bd499d9af668aef979ec9f3f3215b8dd508c7ec1': build: Conditionally build and test iirfilter Conflicts: libavcodec/Makefile Merged-by: Michael Niedermayer <michaelni@gmx.at>
* commit 'bd499d9af668aef979ec9f3f3215b8dd508c7ec1': build: Conditionally build and test iirfilter Conflicts: libavcodec/Makefile Merged-by: Michael Niedermayer <michaelni@gmx.at>