https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90238
--- Comment #3 from Rich Townsend <townsend at astro dot wisc.edu> --- (In reply to kargl from comment #2) > -Warray-bounds is a generic GCC option, and is used in the > middle end for reporting warnings. When you use this option > it does not recognize that a Fortran string is not an array. > So, it gleefully reports an array bounds option. In other > words, either ignore the warning or stop using -Warray-bounds. Thanks for the quick response, Steve. I think I can figure a workaround that allows us to continue using -Warray-bounds. cheers, Rich