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Re: gcc failure (optimised/non-optimised)

From Ben Bacarisse <ben.usenet@bsb.me.uk>
Newsgroups comp.lang.c
Subject Re: gcc failure (optimised/non-optimised)
Date 2017-04-24 17:15 +0100
Organization A noiseless patient Spider
Message-ID <87pog1zsry.fsf@bsb.me.uk> (permalink)
References (3 earlier) <odk4og$jtv$1@dont-email.me> <4QjLA.892339$fZ.804703@fx41.am4> <odkn2a$bj1$1@dont-email.me> <Y5oLA.897308$fZ.149652@fx41.am4> <odl5hr$trj$1@dont-email.me>

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David Brown <david.brown@hesbynett.no> writes:

> On 24/04/17 16:38, bartc wrote:
>> On 24/04/2017 12:23, David Brown wrote:
>>> On 24/04/17 11:46, bartc wrote:
>> 
>>> Different languages have different ways of defining (or leaving
>>> undefined) the behaviour of impossible or meaningless actions.  If we
>>> assume 16-bit int (because the numbers are easier), and have x = 32767,
>>> then what should be the result of adding 1 to x?  Standard mathematics
>>> says it should be 32768, and anything else is wrong.  Typical processors
>>> say it should be -32768, because that is the easiest in the hardware
>>> design.  Some algorithms would much prefer 32767, because saturation is
>>> "less wrong" than anything else.  Some algorithms would prefer a NaN
>>> type indicator, or jumping to some error routine.
>>>
>>> C says "Adding 1 to x here is meaningless.  There is no behaviour which
>>> can be called 'correct'.  So we don't give it a meaning.  The compiler
>>> can assume it never happens, if that lets it generate more efficient
>>> code for correct cases".
>> 
>> You can apply the same argument to unsigned.

Not in C.  Unsigned arithmetic is defined.  I think you meant you
*could* make the same argument about unsigned arithmetic by making it,
too, undefined on overflow.  As things stand in C, you can't make the
same argument because the premise fails: there is behaviour that can be
called correct.

<snip>
> It would be entirely reasonable for a language designer to say that
> signed integer overflow used two's complement wraparound.  But the point
> is, that the /C/ designers did not do so - they specifically and
> explicitly made it undefined behaviour.  It would be entirely reasonable
> for a language designer to make unsigned overflow undefined behaviour -
> again, the /C/ designers did not do so.  They could also have made it
> implementation defined, but chose not to.

I think it was the committee that made it undefined (who, I suppose,
count as language designers too) but if we take K&R1 as the view of the
language designers, they chose to make it a slight variation on
"implementation defined":

  "The action taken on overflow or underflow depends on the machine at
  hand."  (K&R 1st ed. page 38)

<snip>
-- 
Ben.

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Thread

gcc failure (optimised/non-optimised) James Harris <james.harris.1@gmail.com> - 2017-04-22 09:06 +0100
  Re: gcc failure (optimised/non-optimised) Andrew Cooper <amc96@cam.ac.uk> - 2017-04-22 09:49 +0100
    Re: gcc failure (optimised/non-optimised) James Harris <james.harris.1@gmail.com> - 2017-04-22 10:52 +0100
      Re: gcc failure (optimised/non-optimised) Gareth Owen <gwowen@gmail.com> - 2017-04-22 11:37 +0100
        Re: gcc failure (optimised/non-optimised) James Harris <james.harris.1@gmail.com> - 2017-04-24 09:07 +0100
          Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-04-24 08:33 -0700
            Re: gcc failure (optimised/non-optimised) James Harris <james.harris.1@gmail.com> - 2017-04-28 22:32 +0100
              Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-04-28 14:53 -0700
                Re: gcc failure (optimised/non-optimised) Gareth Owen <gwowen@gmail.com> - 2017-04-29 07:00 +0100
                Re: gcc failure (optimised/non-optimised) Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-04-29 11:19 +0100
                Re: gcc failure (optimised/non-optimised) Gareth Owen <gwowen@gmail.com> - 2017-04-29 11:30 +0100
      Re: gcc failure (optimised/non-optimised) Noob <root@127.0.0.1> - 2017-04-22 16:12 +0200
        Re: gcc failure (optimised/non-optimised) James Harris <james.harris.1@gmail.com> - 2017-04-24 09:16 +0100
      Re: gcc failure (optimised/non-optimised) Andrew Haley <andrew29@littlepinkcloud.invalid> - 2017-04-23 05:41 -0500
        Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-04-23 14:14 -0700
          Re: gcc failure (optimised/non-optimised) Andrew Haley <andrew29@littlepinkcloud.invalid> - 2017-04-24 04:04 -0500
        Re: gcc failure (optimised/non-optimised) James Harris <james.harris.1@gmail.com> - 2017-04-24 09:22 +0100
          Re: gcc failure (optimised/non-optimised) "James R. Kuyper" <jameskuyper@verizon.net> - 2017-04-24 12:05 -0400
            Re: gcc rules OK (optimised/non-optimised) "James R. Kuyper" <jameskuyper@verizon.net> - 2017-04-24 17:06 -0400
              Re: gcc rules OK (optimised/non-optimised) supercat@casperkitty.com - 2017-04-24 15:06 -0700
    Re: gcc failure (optimised/non-optimised) raltbos@xs4all.nl (Richard Bos) - 2017-04-22 21:31 +0000
  Re: gcc failure (optimised/non-optimised) raltbos@xs4all.nl (Richard Bos) - 2017-04-22 09:29 +0000
    Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-04-22 10:47 +0100
      Re: gcc failure (optimised/non-optimised) James Harris <james.harris.1@gmail.com> - 2017-04-22 11:36 +0100
        Re: gcc failure (optimised/non-optimised) gazelle@shell.xmission.com (Kenny McCormack) - 2017-04-22 13:50 +0000
          Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-04-22 15:35 +0100
            Re: gcc failure (optimised/non-optimised) James Harris <james.harris.1@gmail.com> - 2017-04-24 09:36 +0100
              Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-04-24 08:37 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-04-25 11:07 +0200
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-04-25 11:57 -0700
          Re: gcc failure (optimised/non-optimised) James Harris <james.harris.1@gmail.com> - 2017-04-24 09:34 +0100
            Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-04-24 11:25 +0200
          Re: gcc failure (optimised/non-optimised) Tim Rentsch <txr@alumni.caltech.edu> - 2017-04-27 13:57 -0700
        Re: gcc failure (optimised/non-optimised) Tim Rentsch <txr@alumni.caltech.edu> - 2017-04-27 13:38 -0700
          Re: gcc failure (optimised/non-optimised) James Harris <james.harris.1@gmail.com> - 2017-04-28 22:38 +0100
      Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-04-22 08:35 -0700
        Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-04-22 17:16 +0100
          Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-04-22 18:55 +0100
          Re: gcc failure (optimised/non-optimised) Noob <root@127.0.0.1> - 2017-04-22 21:04 +0200
          Re: gcc failure (optimised/non-optimised) Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-04-22 21:51 +0100
          Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-04-22 14:56 -0700
          Re: gcc failure (optimised/non-optimised) Noob <root@127.0.0.1> - 2017-04-30 16:49 +0200
            Re: gcc failure (optimised/non-optimised) Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-04-30 16:02 +0100
              Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-04-30 11:51 -0500
              Re: gcc failure (optimised/non-optimised) Noob <root@127.0.0.1> - 2017-04-30 21:42 +0200
            Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-04-30 17:35 +0100
              Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-04-30 11:57 -0500
                Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-04-30 18:44 +0100
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-04-30 11:34 -0700
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-04-30 12:03 -0700
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-04-30 15:30 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-04-30 21:18 +0200
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-04-30 15:33 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-01 16:27 +0200
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-05-01 10:16 -0700
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-05-01 11:34 -0700
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-05-03 12:43 -0700
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-05-03 12:54 -0700
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-05-03 17:49 -0700
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-05-03 18:05 -0700
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-05-03 20:37 -0700
                Re: gcc failure (optimised/non-optimised) GOTHIER Nathan <nathan.gothier@gmail.com> - 2017-05-04 10:22 +0200
                Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-05-04 11:01 +0100
                Re: gcc failure (optimised/non-optimised) GOTHIER Nathan <nathan.gothier@gmail.com> - 2017-05-04 12:18 +0200
                Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-05-04 11:55 +0100
                Re: gcc failure (optimised/non-optimised) GOTHIER Nathan <nathan.gothier@gmail.com> - 2017-05-04 15:14 +0200
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-05-04 09:34 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-04 10:09 -0700
                Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-05-04 18:25 +0100
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-05-04 11:28 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-04 11:53 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-04 13:07 +0200
                Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-05-04 14:19 +0100
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-04 16:44 +0200
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-05-04 13:09 -0700
                Re: gcc failure (optimised/non-optimised) Ian Collins <ian-news@hotmail.com> - 2017-05-05 08:17 +1200
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-04 22:26 +0200
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-05-04 13:38 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-04 22:49 +0200
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-05-04 19:58 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-05 10:32 +0200
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-05-05 12:53 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-04 13:51 -0700
                Re: gcc failure (optimised/non-optimised) Ian Collins <ian-news@hotmail.com> - 2017-05-05 08:58 +1200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-04 14:45 -0700
                Re: gcc failure (optimised/non-optimised) Gareth Owen <gwowen@gmail.com> - 2017-05-05 06:41 +0100
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-05 10:40 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-06 13:21 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-06 11:26 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-06 22:52 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-07 19:01 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-08 11:09 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-07 19:48 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-08 11:17 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-08 06:36 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-08 16:21 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-08 09:16 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-08 21:20 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-08 13:07 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-08 22:46 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-08 14:38 -0700
                Re: gcc failure (optimised/non-optimised) scott@slp53.sl.home (Scott Lurndal) - 2017-05-08 21:16 +0000
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-08 15:09 -0700
                Re: gcc failure (optimised/non-optimised) "Chris M. Thomasson" <invalid@invalid.invalid> - 2017-05-08 15:14 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-08 15:43 -0700
                Re: gcc failure (optimised/non-optimised) "Chris M. Thomasson" <invalid@invalid.invalid> - 2017-05-08 16:56 -0700
                Re: gcc failure (optimised/non-optimised) "Chris M. Thomasson" <invalid@invalid.invalid> - 2017-05-08 16:57 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-08 17:27 -0700
                Re: gcc failure (optimised/non-optimised) "Chris M. Thomasson" <invalid@invalid.invalid> - 2017-05-08 17:41 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-09 06:16 -0700
                Re: gcc failure (optimised/non-optimised) "Chris M. Thomasson" <invalid@invalid.invalid> - 2017-05-09 12:11 -0700
                Re: gcc failure (optimised/non-optimised) raltbos@xs4all.nl (Richard Bos) - 2017-05-10 09:58 +0000
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-10 09:40 -0700
                Re: gcc failure (optimised/non-optimised) "Chris M. Thomasson" <invalid@invalid.invalid> - 2017-05-10 12:05 -0700
                Re: gcc failure (optimised/non-optimised) scott@slp53.sl.home (Scott Lurndal) - 2017-05-09 13:55 +0000
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-09 09:26 -0700
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-09 13:56 -0500
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-09 14:19 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-10 14:22 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-10 09:26 -0700
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-10 17:36 -0500
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-11 01:12 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-10 21:15 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-11 10:41 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-11 15:32 -0700
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-12 01:54 -0500
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-12 07:45 -0700
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-12 23:52 -0500
                Re: gcc failure (optimised/non-optimised) Tim Rentsch <txr@alumni.caltech.edu> - 2017-05-14 12:57 -0700
                Re: gcc failure (optimised/non-optimised) "Chris M. Thomasson" <invalid@invalid.invalid> - 2017-05-10 21:56 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-11 10:45 +0200
                Re: gcc failure (optimised/non-optimised) "Chris M. Thomasson" <invalid@invalid.invalid> - 2017-05-11 14:43 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-12 10:55 +0200
                Re: gcc failure (optimised/non-optimised) joel.rees@gmail.com - 2017-05-12 07:30 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-12 09:02 -0700
                Re: gcc failure (optimised/non-optimised) "Chris M. Thomasson" <invalid@invalid.invalid> - 2017-05-14 13:14 -0700
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-14 16:04 -0500
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-10 17:33 -0500
                Re: gcc failure (optimised/non-optimised) scott@slp53.sl.home (Scott Lurndal) - 2017-05-09 13:51 +0000
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-09 09:14 -0700
                Re: gcc failure (optimised/non-optimised) scott@slp53.sl.home (Scott Lurndal) - 2017-05-08 21:07 +0000
                Re: gcc failure (optimised/non-optimised) Gareth Owen <gwowen@gmail.com> - 2017-05-09 18:30 +0100
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-05 10:44 +0200
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-05 10:42 +0200
                Re: gcc failure (optimised/non-optimised) scott@slp53.sl.home (Scott Lurndal) - 2017-05-05 14:10 +0000
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-05 17:12 +0200
                Re: gcc failure (optimised/non-optimised) scott@slp53.sl.home (Scott Lurndal) - 2017-05-04 15:08 +0000
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-04 12:24 -0500
                Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-05-04 18:29 +0100
                Re: gcc failure (optimised/non-optimised) scott@slp53.sl.home (Scott Lurndal) - 2017-05-04 18:07 +0000
                Re: gcc failure (optimised/non-optimised) GOTHIER Nathan <nathan.gothier@gmail.com> - 2017-05-04 20:15 +0200
                Re: gcc failure (optimised/non-optimised) joel.rees@gmail.com - 2017-05-04 15:47 -0700
                Re: gcc failure (optimised/non-optimised) GOTHIER Nathan <nathan.gothier@gmail.com> - 2017-05-05 01:22 +0200
                Re: gcc failure (optimised/non-optimised) joel.rees@gmail.com - 2017-05-04 18:57 -0700
                Re: gcc failure (optimised/non-optimised) GOTHIER Nathan <nathan.gothier@gmail.com> - 2017-05-05 09:30 +0200
                Re: gcc failure (optimised/non-optimised) Tim Rentsch <txr@alumni.caltech.edu> - 2017-05-05 01:25 -0700
                Re: gcc failure (optimised/non-optimised) GOTHIER Nathan <nathan.gothier@gmail.com> - 2017-05-05 10:33 +0200
                Re: gcc failure (optimised/non-optimised) Tim Rentsch <txr@alumni.caltech.edu> - 2017-05-05 10:10 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-05 12:49 +0200
                Re: gcc failure (optimised/non-optimised) joel.rees@gmail.com - 2017-05-05 18:31 -0700
                Re: gcc failure (optimised/non-optimised) Joe Pfeiffer <pfeiffer@cs.nmsu.edu> - 2017-05-05 22:18 -0600
                Re: gcc failure (optimised/non-optimised) Tim Rentsch <txr@alumni.caltech.edu> - 2017-05-07 23:58 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-08 07:33 -0700
                Re: gcc failure (optimised/non-optimised) Tim Rentsch <txr@alumni.caltech.edu> - 2017-05-14 13:04 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-08 07:51 -0700
                Re: gcc failure (optimised/non-optimised) joel.rees@gmail.com - 2017-05-08 19:01 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-09 06:39 -0700
                Re: gcc failure (optimised/non-optimised) Tim Rentsch <txr@alumni.caltech.edu> - 2017-05-10 06:42 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-05 10:53 +0200
                Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-05-05 00:33 +0100
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-05 10:54 +0200
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-05-04 13:31 -0700
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-04 12:27 -0500
                Re: gcc failure (optimised/non-optimised) Tim Rentsch <txr@alumni.caltech.edu> - 2017-05-05 02:10 -0700
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-07 22:56 -0500
                Re: gcc failure (optimised/non-optimised) David Kleinecke <dkleinecke@gmail.com> - 2017-05-04 13:00 -0700
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-04 15:15 -0500
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-04 14:06 -0700
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-05 00:43 -0500
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-04 13:31 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-01 21:52 +0200
                Re: gcc failure (optimised/non-optimised) GOTHIER Nathan <nathan.gothier@gmail.com> - 2017-05-01 23:16 +0200
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-05-02 09:19 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-04-30 17:28 -0700
                Re: gcc failure (optimised/non-optimised) scott@slp53.sl.home (Scott Lurndal) - 2017-05-01 13:12 +0000
              Re: gcc failure (optimised/non-optimised) Noob <root@127.0.0.1> - 2017-04-30 22:23 +0200
            Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-04-30 10:08 -0700
              Re: gcc failure (optimised/non-optimised) Noob <root@127.0.0.1> - 2017-04-30 22:32 +0200
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-04-30 13:59 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-04-30 17:47 -0700
                Re: gcc failure (optimised/non-optimised) joel.rees@gmail.com - 2017-04-30 21:49 -0700
            Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-04-30 11:24 -0700
            Re: gcc failure (optimised/non-optimised) Tim Rentsch <txr@alumni.caltech.edu> - 2017-04-30 12:45 -0700
      Re: gcc failure (optimised/non-optimised) Andrey Tarasevich <andreytarasevich@hotmail.com> - 2017-04-23 23:11 -0700
        Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-04-24 10:46 +0100
          Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-04-24 13:23 +0200
            Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-04-24 15:38 +0100
              Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-04-24 17:31 +0200
                Re: gcc failure (optimised/non-optimised) Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-04-24 17:15 +0100
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-04-24 10:36 -0700
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-04-24 12:06 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-04-24 14:03 -0700
                Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-04-25 11:09 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-04-24 10:25 -0700
              Re: gcc failure (optimised/non-optimised) Jorgen Grahn <grahn+nntp@snipabacken.se> - 2017-04-27 05:51 +0000
                Re: gcc failure (optimised/non-optimised) raltbos@xs4all.nl (Richard Bos) - 2017-05-01 09:08 +0000
                Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-05-01 10:48 +0100
                Re: gcc failure (optimised/non-optimised) Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-05-01 11:39 +0100
                Re: gcc failure (optimised/non-optimised) Noob <root@127.0.0.1> - 2017-05-01 13:54 +0200
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-01 08:55 -0700
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-01 12:18 -0500
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-01 11:03 -0700
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-01 13:13 -0500
                Re: gcc failure (optimised/non-optimised) Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-05-01 19:47 +0100
                Re: gcc failure (optimised/non-optimised) scott@slp53.sl.home (Scott Lurndal) - 2017-05-01 18:51 +0000
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-01 14:06 -0500
                Re: gcc failure (optimised/non-optimised) Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-05-01 21:05 +0100
                Re: gcc failure (optimised/non-optimised) Robert Wessel <robertwessel2@yahoo.com> - 2017-05-01 16:06 -0500
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-01 14:19 -0700
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-05-01 08:41 -0700
                Re: gcc failure (optimised/non-optimised) raltbos@xs4all.nl (Richard Bos) - 2017-05-10 10:07 +0000
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-01 08:44 -0700
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-05-01 09:03 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-01 09:51 -0700
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-05-01 11:30 -0700
                Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-05-01 11:41 -0700
                Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-05-01 11:51 -0700
            Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-04-24 08:51 -0700
              Re: gcc failure (optimised/non-optimised) Keith Thompson <kst-u@mib.org> - 2017-04-24 12:13 -0700
              Re: gcc failure (optimised/non-optimised) raltbos@xs4all.nl (Richard Bos) - 2017-05-01 09:11 +0000
        Re: gcc failure (optimised/non-optimised) Tim Rentsch <txr@alumni.caltech.edu> - 2017-04-27 14:04 -0700
    Re: gcc failure (optimised/non-optimised) James Harris <james.harris.1@gmail.com> - 2017-04-22 10:57 +0100
      Re: gcc failure (optimised/non-optimised) Gareth Owen <gwowen@gmail.com> - 2017-04-22 11:38 +0100
        Re: gcc failure (optimised/non-optimised) gazelle@shell.xmission.com (Kenny McCormack) - 2017-04-22 13:43 +0000
          Re: gcc failure (optimised/non-optimised) Gareth Owen <gwowen@gmail.com> - 2017-04-22 18:22 +0100
            Re: gcc failure (optimised/non-optimised) gazelle@shell.xmission.com (Kenny McCormack) - 2017-04-22 17:48 +0000
        Re: gcc failure (optimised/non-optimised) supercat@casperkitty.com - 2017-04-22 14:24 -0700
        Re: gcc failure (optimised/non-optimised) joel.rees@gmail.com - 2017-04-27 03:03 -0700
          Re: gcc failure (optimised/non-optimised) James Kuyper <jameskuyper@verizon.net> - 2017-04-27 10:12 -0400
      Re: gcc failure (optimised/non-optimised) raltbos@xs4all.nl (Richard Bos) - 2017-04-22 21:48 +0000
        Re: gcc failure (optimised/non-optimised) James Harris <james.harris.1@gmail.com> - 2017-04-24 10:14 +0100
          Re: gcc failure (optimised/non-optimised) bartc <bc@freeuk.com> - 2017-04-24 10:33 +0100
          Re: gcc failure (optimised/non-optimised) David Brown <david.brown@hesbynett.no> - 2017-04-24 13:32 +0200
  Re: gcc failure (optimised/non-optimised) scott@slp53.sl.home (Scott Lurndal) - 2017-04-24 13:47 +0000
  Re: gcc failure (optimised/non-optimised) Noob <root@127.0.0.1> - 2017-04-26 08:53 +0200

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