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Re: [PATCH] fortran/29147 -- Disable integer range checking.
On Thu, Sep 28, 2006 at 10:19:55PM -0700, Brooks Moses wrote:
> Steve Kargl wrote:
> >OK for trunk and 4.1? (It's borderline "obviously correct").
> >2006-09-28 Steven G. Kargl <email@example.com>
> > PR fortran/29147
> > * arith.c (gfc_check_integer_range): Disable range checking via
> > -fno-range-check.
> Does this change come with documentation? (If not, let me know where it
> should go, and I'll knock out a sentence or two tomorrow.)
The -frange-check option is documented in invoke.texi.
Jerry implemented the option to permit Inf and NaN
to be computed (e.g., "real :: x = 1. / 0."). During
constant folding, the Inf would trigger an overflow
There is a section in gfortran.texi that describes
gfortran-specific extensions involving BOZ constants.
You may want to read this text and perhaps add a blurb