[Bug fortran/78351] comma not terminating READ of formatted input field - ok in 4.1.7, not 4.4.7- maybe related to 25419?

[kevin.b.beard at nasa dot gov]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78351

--- Comment #5 from Dr. Kevin B. Beard <kevin.b.beard at nasa dot gov> ---
I've always understood that a comma will terminate a FORTRAN field - for
example:

https://docs.oracle.com/cd/E19957-01/805-4939/z4000743a36d/index.html

Am I misunderstanding the F77 standard?  Also, "-std=legacy" doesn't help.   It
is difficult to modify many millions of lines of legacy code to change that.