[Bug sanitizer/69055] Internal compiler error -fsanitize=float-cast-overflow

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69055

--- Comment #5 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
Reduced test

subroutine tstd
   implicit none
   integer n
   real(8) :: b
   b = huge(1.0D0)
   n = b
end subroutine tstd