From Martin Maechler <maechler@stat.math.ethz.ch>  Fri Jun 19 18:59:38 1998
From: Martin Maechler <maechler@stat.math.ethz.ch> (Martin Maechler)
Date: Fri, 19 Jun 1998 19:59:38 +0200
Subject: Compilation of R-0.62.1 on DEC Alpha
In-Reply-To: <6rvhpxe1p1.fsf@verdi.stat.wisc.edu> (message from Douglas Bates
 on 19 Jun 1998 12:33:30 -0500)
Message-ID: <199806191759.TAA27948@sophie.ethz.ch>

>>>>> "DougB" == Douglas Bates <bates@stat.wisc.edu> writes:

    DougB> Peter Dalgaard BSA <p.dalgaard@biostat.ku.dk> writes:
    >> There are two things to this: What on earth is causing a floating
    >> exception at that stage (it might actually be normal)? and why is it
    >> dumping core? The latter sounds as if you might need to put in some
    >> option to force IEEE behaviour.

    DougB> Is there anything done before the first prompt to initialize the
    DougB> IEEE NaN, Inf and -Inf?

Yes!
Look at  ML_POSINF, ML_NAN, etc in  src/include/Mathlib.h

    DougB> I do have the -ieee_with_(..)_inexact flag being passed to gcc.

    DougB> The end of the configure output shows

    DougB>	 R is now configured for alpha-dec-osf4.0

    DougB>	 Source directory:         .
    DougB>	 Installation directory:   /usr/local
    DougB>	 C compiler:               gcc -ieee_with_inexact -g -O2
    DougB>	 FORTRAN compiler:         f77 
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Compilation of R-0.62.1 on DEC Alpha
Martin Maechler