home *** CD-ROM | disk | FTP | other *** search
- Newsgroups: comp.os.os2.programmer
- Path: sparky!uunet!haven.umd.edu!news.umbc.edu!gmuvax2!kbass
- From: kbass@gmuvax2.gmu.edu (Ken Bass)
- Subject: Re: Division by 0 crashes OS2/2.0
- Message-ID: <1992Sep3.145040.26255@gmuvax2.gmu.edu>
- Organization: George Mason University, Fairfax, Va.
- References: <21529@optima.cs.arizona.edu> <92Sep03.032755.21494@acs.ucalgary.ca> <1992Sep3.131306.13751@tc.cornell.edu>
- Date: Thu, 3 Sep 1992 14:50:40 GMT
- Lines: 42
-
- In article <1992Sep3.131306.13751@tc.cornell.edu> bai@msiadmin.cit.cornell.edu (Dov Bai-MSI Visitor) writes:
- >In article <92Sep03.032755.21494@acs.ucalgary.ca> bauwens@acs.ucalgary.ca (Luc Bauwens) writes:
- >>In article <21529@optima.cs.arizona.edu> shack@cs.arizona.edu (David Shackelford) writes:
- >>>In article <1992Sep2.163508.17347@tc.cornell.edu> bai@msiadmin.cit.cornell.edu (Dov Bai-MSI Visitor) writes:
- >>>>The following short program compiled with MS-FORTRAN 5.0 with
- >>>>coprocessor crashes OS2 Ver. 2 on my machine:
- >>>
- >>>Sounds interesting. Are you compiling to a DOS program and running
- >>>it in a VDM, or an OS/2 program? If OS/2, is it with the 1.x or 2.0
- >>>libraries? Please post more information...
- >>
- >>If he uses MS-Fortran, it got to be a DOS program.
- >
- >No, MS-Fortran 5.0 is both a real & protected mode product. I think
- >that 5.1 merely adds Windows functionality that does not exist in 5.0.
- >
- >>
- >>I tried with Ms Fortran 5.1 and with Watcom fortran 386 V9.
- >>
- >>Both return an answer 1.00000000.
- >
- >It that is true, it is really bad - I would not trust such
- >a compiler for any serious numerical work.
- >
- >>
- >>Luc B
- >>
- >>
- >
- >Dov
-
- Many motherboards (Micronics Rev E specifically), and I'm sure others,
- have a hardware problem with trapping floating point errors. This causes
- the problem, not the compiler. The compiler has no effect on this, I
- dont believe.
-
- ---Ken
-
- --
- Ken Bass (kbass@gmuvax2.gmu.edu) | Telecommunications
- George Mason University | Techniques Corp,
- Student, Department of Electrical Engineering | Software Engineer
-