https://bugs.gentoo.org/656902
--- a/third_party/ffmpeg/BUILD.gn
---- b/third_party/ffmpeg/BUILD.gn
++++ b/third_party/ffmpeg/BUILD.gn
@@ -247,11 +247,7 @@
# On POSIX x86, sanitizers will fail to compiler the H264 CABAC code due to
# insufficient registers unless we disable EBP usage. crbug.com/786760
https://bugs.gentoo.org/656902
--- a/third_party/ffmpeg/BUILD.gn
---- b/third_party/ffmpeg/BUILD.gn
++++ b/third_party/ffmpeg/BUILD.gn
@@ -239,11 +239,7 @@
# Windows builds can't compile without EBP because we can't omit frame
# pointers like we do on posix.