https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69417
--- Comment #1 from Gerhard Steinmetz <gerhard.steinmetz.fort...@t-online.de> --- $ gfortran-5.3.1 -c z1.f90 z1.f90:6:0: print *, x(2)%f() ^ internal compiler error: in aggregate_value_p, at function.c:2068