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Groups > comp.lang.c > #106936

Re: C Compilers QoI

From Nick Bowler <nbowler@draconx.ca>
Newsgroups comp.lang.c
Subject Re: C Compilers QoI
Date 2017-03-24 16:13 +0000
Organization A noiseless patient Spider
Message-ID <ob3gil$drf$1@dont-email.me> (permalink)
References <oa8pdp$nok$1@dont-email.me> <1cdfa44b-0165-4850-aa65-a31c35881d27@googlegroups.com> <oa93q5$t4l$1@dont-email.me> <4fVxA.62281$Bp6.47291@fx36.iad> <74bd9556-d8eb-4507-8780-11df9311b5d2@googlegroups.com>

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On Tue, 14 Mar 2017 10:24:52 -0700, supercat wrote:
> A compiler for a small machine would benefit from building a tree when it
> has enough space to do so, but a quality compiler for such a machine should
> be able to generate working code even when it doesn't.
[...]
> Obviously the code would be bigger and slower than it would be if the
> compiler hadn't run out of memory [...]

If a compiler actually did this, its output would not be deterministic.
The compiler's output today could be different from yesterday because of
unrelated external activity causing memory pressure, even if none of the
compiler's inputs have changed.

This would be a total nightmare for anyone doing debugging or verifiable
builds.

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Thread

C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 13:01 +0000
  Re: C Compilers QoI mark.bluemel@gmail.com - 2017-03-14 06:16 -0700
  Re: C Compilers QoI already5chosen@yahoo.com - 2017-03-14 06:42 -0700
  Re: C Compilers QoI "Rick C. Hodgin" <rick.c.hodgin@gmail.com> - 2017-03-14 06:56 -0700
    Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 15:58 +0000
      Re: C Compilers QoI "Rick C. Hodgin" <rick.c.hodgin@gmail.com> - 2017-03-14 09:22 -0700
      Re: C Compilers QoI scott@slp53.sl.home (Scott Lurndal) - 2017-03-14 16:54 +0000
        Re: C Compilers QoI supercat@casperkitty.com - 2017-03-14 10:24 -0700
          Re: C Compilers QoI scott@slp53.sl.home (Scott Lurndal) - 2017-03-14 17:58 +0000
            Re: C Compilers QoI supercat@casperkitty.com - 2017-03-14 14:12 -0700
              Re: C Compilers QoI Robert Wessel <robertwessel2@yahoo.com> - 2017-03-14 16:34 -0500
              Re: C Compilers QoI Robert Wessel <robertwessel2@yahoo.com> - 2017-03-14 17:36 -0500
                Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 23:06 +0000
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-14 16:20 -0700
              Re: C Compilers QoI antispam@math.uni.wroc.pl - 2017-03-15 02:32 +0000
                Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-15 12:49 +0000
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-15 11:56 -0700
                Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-15 23:09 +0000
                Re: C Compilers QoI scott@slp53.sl.home (Scott Lurndal) - 2017-03-16 18:17 +0000
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-16 11:47 -0700
                Re: C Compilers QoI Ian Collins <ian-news@hotmail.com> - 2017-03-17 07:50 +1300
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-16 12:59 -0700
                Re: C Compilers QoI David Brown <david.brown@hesbynett.no> - 2017-03-16 21:24 +0100
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-16 14:23 -0700
                Re: C Compilers QoI Ian Collins <ian-news@hotmail.com> - 2017-03-17 11:30 +1300
                Re: C Compilers QoI Ian Collins <ian-news@hotmail.com> - 2017-03-17 11:38 +1300
                Re: C Compilers QoI Gareth Owen <gwowen@gmail.com> - 2017-03-17 05:07 +0000
                Re: C Compilers QoI Ian Collins <ian-news@hotmail.com> - 2017-03-17 20:26 +1300
                Re: C Compilers QoI Gareth Owen <gwowen@gmail.com> - 2017-03-17 07:59 +0000
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-16 16:14 -0700
                Re: C Compilers QoI Robert Wessel <robertwessel2@yahoo.com> - 2017-03-16 22:54 -0500
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-17 09:01 -0700
                Re: C Compilers QoI Ian Collins <ian-news@hotmail.com> - 2017-03-26 14:16 +1300
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-26 14:19 -0700
                Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-26 22:43 +0100
                Re: C Compilers QoI GOTHIER Nathan <nathan.gothier@gmail.com> - 2017-03-27 01:28 +0200
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-26 22:07 -0700
                Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-27 11:28 +0100
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-27 07:38 -0700
                Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-27 16:23 +0100
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-27 08:55 -0700
                Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-27 17:01 +0100
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-27 10:03 -0700
                Re: C Compilers QoI GOTHIER Nathan <nathan.gothier@gmail.com> - 2017-03-27 17:58 +0200
                Re: C Compilers QoI already5chosen@yahoo.com - 2017-03-27 03:54 -0700
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-27 08:46 -0700
                Re: C Compilers QoI scott@slp53.sl.home (Scott Lurndal) - 2017-03-27 17:47 +0000
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-27 11:48 -0700
                Re: C Compilers QoI Robert Wessel <robertwessel2@yahoo.com> - 2017-03-27 15:37 -0500
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-27 14:46 -0700
                Re: C Compilers QoI Robert Wessel <robertwessel2@yahoo.com> - 2017-03-27 20:28 -0500
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-28 01:18 -0700
                Re: C Compilers QoI Robert Wessel <robertwessel2@yahoo.com> - 2017-03-28 18:24 -0500
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-29 07:40 -0700
                Re: C Compilers QoI David Brown <david.brown@hesbynett.no> - 2017-03-29 17:05 +0200
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-29 11:07 -0700
                Re: C Compilers QoI antispam@math.uni.wroc.pl - 2017-03-31 04:04 +0000
                Re: C Compilers QoI bartc <bc@freeuk.com> - 2017-03-31 10:53 +0100
                Re: C Compilers QoI Malcolm McLean <malcolm.mclean5@btinternet.com> - 2017-03-31 07:35 -0700
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-31 08:07 -0700
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-31 07:54 -0700
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-31 07:43 -0700
                Re: C Compilers QoI Ian Collins <ian-news@hotmail.com> - 2017-03-17 11:21 +1300
                Re: C Compilers QoI Ian Collins <ian-news@hotmail.com> - 2017-03-17 11:24 +1300
                Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-16 22:15 +0000
                Re: C Compilers QoI scott@slp53.sl.home (Scott Lurndal) - 2017-03-17 12:31 +0000
                Re: C Compilers QoI already5chosen@yahoo.com - 2017-03-16 15:24 -0700
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-16 16:03 -0700
                Re: C Compilers QoI scott@slp53.sl.home (Scott Lurndal) - 2017-03-17 12:39 +0000
                Re: C Compilers QoI already5chosen@yahoo.com - 2017-03-17 08:27 -0700
                Re: C Compilers QoI antispam@math.uni.wroc.pl - 2017-03-16 01:35 +0000
                Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-16 02:18 +0000
                Re: C Compilers QoI antispam@math.uni.wroc.pl - 2017-03-18 00:45 +0000
                Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-18 13:12 +0000
                Re: C Compilers QoI antispam@math.uni.wroc.pl - 2017-03-18 20:31 +0000
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-18 17:31 -0700
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-16 09:22 -0700
          Re: C Compilers QoI Nick Bowler <nbowler@draconx.ca> - 2017-03-24 16:13 +0000
            Re: C Compilers QoI supercat@casperkitty.com - 2017-03-24 12:32 -0700
              Re: C Compilers QoI Robert Wessel <robertwessel2@yahoo.com> - 2017-03-24 22:13 -0500
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-25 13:05 -0700
                Re: C Compilers QoI Robert Wessel <robertwessel2@yahoo.com> - 2017-03-27 15:44 -0500
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-27 14:51 -0700
                Re: C Compilers QoI Robert Wessel <robertwessel2@yahoo.com> - 2017-03-27 20:31 -0500
        Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 17:26 +0000
          Re: C Compilers QoI Andrew Haley <andrew29@littlepinkcloud.invalid> - 2017-03-15 12:02 -0500
  Re: C Compilers QoI David Brown <david.brown@hesbynett.no> - 2017-03-14 15:00 +0100
    Re: C Compilers QoI already5chosen@yahoo.com - 2017-03-14 07:36 -0700
      Re: C Compilers QoI David Brown <david.brown@hesbynett.no> - 2017-03-14 15:57 +0100
      Re: C Compilers QoI Andrey Tarasevich <andreytarasevich@hotmail.com> - 2017-03-14 08:11 -0700
        Re: C Compilers QoI BGB <cr88192@hotmail.com> - 2017-03-29 23:51 -0500
    Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 15:28 +0000
      Re: C Compilers QoI David Brown <david.brown@hesbynett.no> - 2017-03-14 21:41 +0100
  Re: C Compilers QoI Keith Thompson <kst-u@mib.org> - 2017-03-14 09:26 -0700
    Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 18:23 +0000
      Re: C Compilers QoI Keith Thompson <kst-u@mib.org> - 2017-03-14 12:05 -0700
  Re: C Compilers QoI already5chosen@yahoo.com - 2017-03-14 09:35 -0700
    Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 17:08 +0000
      Re: C Compilers QoI already5chosen@yahoo.com - 2017-03-14 10:24 -0700
        Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 17:34 +0000
        Re: C Compilers QoI already5chosen@yahoo.com - 2017-03-14 11:55 -0700
          Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 19:03 +0000
            Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 19:06 +0000
            Re: C Compilers QoI already5chosen@yahoo.com - 2017-03-14 12:10 -0700
              Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 21:14 +0000
                Re: C Compilers QoI already5chosen@yahoo.com - 2017-03-14 14:42 -0700
                Re: C Compilers QoI supercat@casperkitty.com - 2017-03-14 14:53 -0700
                Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 23:20 +0000
                Re: C Compilers QoI antispam@math.uni.wroc.pl - 2017-03-15 02:43 +0000
  Re: C Compilers QoI jacobnavia <jacob@jacob.remcomp.fr> - 2017-03-14 19:39 +0100
    Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-14 19:10 +0000
  Re: C Compilers QoI antispam@math.uni.wroc.pl - 2017-03-14 19:29 +0000
  Re: C Compilers QoI Noob <root@127.0.0.1> - 2017-03-15 09:27 +0100
  Re: C Compilers QoI ed_davis2@yahoo.com - 2017-03-16 15:10 -0700
    Re: C Compilers QoI BartC <bc@freeuk.com> - 2017-03-16 23:19 +0000

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