[Bug gcov-profile/64123] [5 Regression] Instrumented Firefox segfaults on start

[hubicka at ucw dot cz]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64123

--- Comment #18 from Jan Hubicka <hubicka at ucw dot cz> ---
Reducing firefox may be fun, ICE happen during fork, so perhaps adding fork to
your testcase? :)