http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60902
--- Comment #27 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- (In reply to Jeffrey A. Law from comment #26) > Testing is good. Just trying to build a nice little testcase for the > regression suite. Thanks. Another thing I've noticed is that ac3 audio doesn't work (no sound at all) when ffmpeg is compiled by gcc-4.9. I haven't figured it out yet, but it appears to be a different issue, because it also happens with r205279 reverted.