[Bug gcov-profile/48361] gcov freezes when using --all-blocks (-a) flag.

[p.padavala at camlintechnologies dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48361

--- Comment #18 from Prasannanjaneyulu <p.padavala at camlintechnologies dot com> ---
Thank you @martin. I am not sure whether ubuntu 16.04 is compatible with gcc
8.4.0. Our app. is currently built for ubuntu 16.04 and I don't know what
breaking changes it could bring if we upgrade gcc.  

Do you know any workaround other than disabling the whole branch coverage?