When you compile the FFmpeg package and getting an error gcc is unable to create an executable file,
gcc is unable to create an executable file.
If gcc is a cross-compiler, use the --enable-cross-compile option.
Only do this if you know what cross compiling means.
C compiler test failed.
If you think configure made a mistake, make sure you are using the latest
version from Git. If the latest version fails, report the problem to the
firstname.lastname@example.org mailing list or IRC #ffmpeg on irc.freenode.net.
Include the log file "config.log" produced by configure as this will help
solve the problem.
You need to install ffmpeg, ffmpeg-devel packages, so create a repository dag.repo and add the below lines,
name=DAG RPM Repository
save and quit :wq!
Now, install GPG-KEY and packages,