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Groups > comp.lang.c > #43310

Re: Updating C default type

From jacob navia <jacob@spamsink.net>
Newsgroups comp.lang.c
Subject Re: Updating C default type
Date 2014-04-22 18:59 +0200
Organization lccwin
Message-ID <lj6750$a10$2@speranza.aioe.org> (permalink)
References <lj66ho$8fg$1@speranza.aioe.org>

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Le 22/04/2014 18:48, Raj Pashwar a écrit :
> We know, that C was created when computers had poor CPU power, this led
> to many design decisions for C.
>
> Many of these now, are out of date, because even small microprocessors,
> have comparatively very powerful CPUs comparing to the 1970s.
>
> One good example, is the use of "int" as the default type. Today working
> with floating point operands is NOT expensive for modern CPUs. A "double"
> has much bigger range and precision than int. So a very easy improvement
> to C, will be to make return types for most standard functions, into
> "double".
>
> I.E. main() can return double, malloc() can take a double argument, ETC.
>
> Note, that a double can hold any int value, so any old code will be
> portable easily, therefore NO reason not to implement this improvement
> ASAP.
>
> Thanks
> Raj
>

I do not follow you. What would mean

buffer = malloc(3.14);

????

Allocate 3 bytes and a few bits of the next one? Or what?

There are many situations where int makes sense and not floating point!

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Thread

Updating C default type Raj Pashwar <raj121190@hotmail.NOSPAM.com> - 2014-04-22 16:48 +0000
  Re: Updating C default type jacob navia <jacob@spamsink.net> - 2014-04-22 18:59 +0200
    Re: Updating C default type Raj Pashwar <raj121190@hotmail.NOSPAM.com> - 2014-04-22 17:13 +0000
      Re: Updating C default type Keith Thompson <kst-u@mib.org> - 2014-04-22 11:59 -0700
      Re: Updating C default type Kaz Kylheku <kaz@kylheku.com> - 2014-04-22 19:12 +0000
        Re: Updating C default type jacob navia <jacob@spamsink.net> - 2014-04-25 19:31 +0200
      Re: Updating C default type Stephen Sprunk <stephen@sprunk.org> - 2014-04-22 15:41 -0500
      Re: Updating C default type "BartC" <bc@freeuk.com> - 2014-04-22 21:47 +0100
      Re: Updating C default type Ken Brody <kenbrody@spamcop.net> - 2014-04-24 12:25 -0400
        Re: Updating C default type Malcolm McLean <malcolm.mclean5@btinternet.com> - 2014-04-24 10:32 -0700
        Re: Updating C default type glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-24 20:17 +0000
        Re: Updating C default type glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-24 21:03 +0000
    Re: Updating C default type Gareth Owen <gwowen@gmail.com> - 2014-04-22 19:12 +0100
  Re: Updating C default type Keith Thompson <kst-u@mib.org> - 2014-04-22 10:26 -0700
  Re: Updating C default type Malcolm McLean <malcolm.mclean5@btinternet.com> - 2014-04-22 10:28 -0700
  Re: Updating C default type glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-22 18:20 +0000
    Re: Updating C default type glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-22 19:09 +0000
      Re: Updating C default type James Kuyper <jameskuyper@verizon.net> - 2014-04-22 15:35 -0400
        Re: Updating C default type James Kuyper <jameskuyper@verizon.net> - 2014-04-22 15:38 -0400
        Re: Updating C default type Kaz Kylheku <kaz@kylheku.com> - 2014-04-22 19:54 +0000
          Re: Updating C default type glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-22 21:27 +0000
            Re: Updating C default type "BartC" <bc@freeuk.com> - 2014-04-22 23:08 +0100
    Re: Updating C default type Ben Bacarisse <ben.usenet@bsb.me.uk> - 2014-04-22 22:03 +0100
    Re: Updating C default type Thomas Jahns <jahns@idontlikespam.dkrz.de> - 2014-04-23 09:59 +0200
    Re: Updating C default type David Thompson <dave.thompson2@verizon.net> - 2014-05-25 16:44 -0400
      Re: Updating C default type glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-05-26 05:48 +0000
  Re: Updating C default type "Osmium" <r124c4u102@comcast.net> - 2014-04-22 14:01 -0500
    Re: Updating C default type Quentin Pope <qp19433@hotmail.NOSPAM.com> - 2014-04-23 16:57 +0000
      Re: Updating C default type James Kuyper <jameskuyper@verizon.net> - 2014-04-23 13:13 -0400
      Re: Updating C default type Kaz Kylheku <kaz@kylheku.com> - 2014-04-23 18:02 +0000
      Re: Updating C default type Keith Thompson <kst-u@mib.org> - 2014-04-23 11:33 -0700
  Re: Updating C default type Kaz Kylheku <kaz@kylheku.com> - 2014-04-22 19:08 +0000
    Re: Updating C default type Ben Bacarisse <ben.usenet@bsb.me.uk> - 2014-04-22 22:08 +0100
      Re: Updating C default type "BartC" <bc@freeuk.com> - 2014-04-22 22:19 +0100
    Re: Updating C default type Malcolm McLean <malcolm.mclean5@btinternet.com> - 2014-04-22 14:13 -0700
      Re: Updating C default type Stephen Sprunk <stephen@sprunk.org> - 2014-04-23 11:55 -0500
        Re: Updating C default type Keith Thompson <kst-u@mib.org> - 2014-04-23 10:55 -0700
          Re: Updating C default type Robert Wessel <robertwessel2@yahoo.com> - 2014-04-24 00:03 -0500
        Re: Updating C default type Malcolm McLean <malcolm.mclean5@btinternet.com> - 2014-04-23 22:37 -0700
          Re: Updating C default type glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-24 12:05 +0000
      Re: Updating C default type gordonb.ez7sl@burditt.org (Gordon Burditt) - 2014-04-25 06:11 -0500
        Re: Updating C default type James Kuyper <jameskuyper@verizon.net> - 2014-04-25 08:48 -0400
  Re: Updating C default type Stephen Sprunk <stephen@sprunk.org> - 2014-04-22 15:30 -0500
    Re: Updating C default type ralph <nt_consulting@yahoo.com> - 2014-04-22 23:18 -0500
  Re: Updating C default type Ken Brody <kenbrody@spamcop.net> - 2014-04-24 12:28 -0400
  Re: Updating C default type gordonb.oztxz@burditt.org (Gordon Burditt) - 2014-04-24 23:50 -0500
    Re: Updating C default type James Kuyper <jameskuyper@verizon.net> - 2014-04-25 08:41 -0400
  Re: Updating C default type Hans Vlems <hvlems@freenet.de> - 2014-05-25 23:57 -0700
    Re: Updating C default type Malcolm McLean <malcolm.mclean5@btinternet.com> - 2014-05-26 01:55 -0700
    Re: Updating C default type Ben Bacarisse <ben.usenet@bsb.me.uk> - 2014-05-26 13:01 +0100
      Re: Updating C default type Malcolm McLean <malcolm.mclean5@btinternet.com> - 2014-05-26 13:12 -0700
        Re: Updating C default type Ben Bacarisse <ben.usenet@bsb.me.uk> - 2014-05-26 22:31 +0100
          Re: Updating C default type Ben Bacarisse <ben.usenet@bsb.me.uk> - 2014-05-26 23:55 +0100
          Re: Updating C default type Keith Thompson <kst-u@mib.org> - 2014-05-26 17:11 -0700
    Re: Updating C default type James Kuyper <jameskuyper@verizon.net> - 2014-05-27 07:54 -0400

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