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From: dewar@cs.nyu.edu (Robert Dewar)
Subject: Re: "Subtract C, add Ada"
Date: 22 Jan 1995 16:12:39 -0500
Date: 1995-01-22T16:12:39-05:00	[thread overview]
Message-ID: <3fuho7$q5d@gnat.cs.nyu.edu> (raw)
In-Reply-To: 3frqpg$re5@cronkite.seas.gwu.edu

"compilers couldn't optimize code"

what is meant here is "C compilers didn't optimize code", and this was partly
a matter of philosophy, the idea that C compilers should be simple and do
what you say, and NOT rely on optimization.

Optimization technology was well developed even in the late 60's. Fortran-2
for the 7094 did a remarkably good job of optimizing loops. Fortran-H
was contemporary with early C compilers, and was very aggressive in optimizing
typical Fortran code.




  reply	other threads:[~1995-01-22 21:12 UTC|newest]

Thread overview: 89+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <3etund$hnr@miranda.gmrc.gecm.com>
1995-01-12  9:56 ` "Subtract C, add Ada" Erik Svensson
     [not found] ` <3f0n6b$qnp@theopolis.orl.mmc.com>
     [not found]   ` <3f3cq3$4tu@gnat.cs.nyu.edu>
1995-01-12 14:25     ` uninitialzed variables Richard Kenner
1995-01-12 14:44 ` "Subtract C, add Ada" Norman H. Cohen
1995-01-13  1:51 ` David O'Brien
1995-01-13 12:38   ` Laurent Gasser
1995-01-13 20:53     ` John DiCamillo
     [not found]       ` <3f8fnf$c8p@gamma.ois.com>
1995-01-16 11:02         ` Matt Kennel
     [not found]         ` <milodD2IFpG.329@netcom.com>
1995-01-17 21:39           ` R. William Beckwith
     [not found]       ` <3fa11q$sdh@gnat.cs.nyu.edu>
1995-01-16 20:20         ` David Moore
1995-01-14  0:24     ` David O'Brien
1995-01-20  4:43     ` Samuel Mize
1995-01-21 20:28       ` David O'Brien
1995-01-22 21:12         ` Robert Dewar [this message]
1995-01-23 18:35         ` Norman H. Cohen
1995-01-23 19:18         ` John Cosby - The Coz
1995-01-24 14:11         ` Samuel Mize
     [not found]         ` <3g655n$q5k@theopolis.orl.mmc.com>
1995-01-30 15:33           ` Ada vs. C Martijn Bak
1995-01-14 10:37   ` "Subtract C, add Ada" Keith Thompson
     [not found]     ` <3fcjgt$b0v@cronkite.seas.gwu.edu>
1995-01-16 18:47       ` Robert Dewar
     [not found]   ` <D2It0r.4rp@inmet.camb.inmet.com>
1995-01-17 14:11     ` Norman H. Cohen
     [not found]   ` <3g9nir$fpl@gnat.cs.nyu.edu>
1995-01-28 20:23     ` Increment operator (+=) Jacob Sparre Andersen
     [not found]     ` <3gc5be$frj@Starbase.NeoSoft.COM>
1995-01-29 12:51       ` Adding in COBOL Robert Dewar
1995-02-10 13:49 "Subtract C, add Ada" R.A.L Williams
     [not found] <3gsr0e$oin@miranda.gmrc.gecm.com>
1995-02-07 16:58 ` Mark S. Hathaway
1995-02-08  7:39   ` Travis C. Porco
1995-02-08 16:07     ` Fred J. McCall
1995-02-08 21:30       ` Garlington KE
  -- strict thread matches above, loose matches on Subject: below --
1995-01-31  9:34 R.A.L Williams
1995-02-01 16:45 ` Charles H. Sampson
1995-01-23  8:49 R.A.L Williams
1995-01-25 23:18 ` Charles H. Sampson
1995-01-20 10:20 R.A.L Williams
1995-01-20 13:22 ` Renaud HEBERT
1995-01-24  3:35   ` David Moore
1995-01-25  5:38     ` Robert Dewar
1995-01-28 16:35     ` Jules
1995-01-29  8:06       ` Matt Kennel
1995-01-30  5:31       ` Michael Feldman
1995-01-31 22:22         ` David O'Brien
1995-01-24 20:23   ` N. Mellor
1995-01-25  8:50     ` Robb Nebbe
1995-01-25 14:19     ` John Volan
1995-01-26  5:07     ` Samuel Mize
1995-01-26 18:51       ` Mark A Biggar
1995-01-21 15:18 ` Robert Dewar
1995-01-21 21:03 ` David O'Brien
1995-01-23  3:09   ` Jay Martin
1995-01-23 12:50     ` Andrew McConnell
1995-01-24  0:54     ` Matt Kennel
1995-01-25 17:03       ` Norman H. Cohen
1995-01-26  1:13         ` Dr. Richard Botting
1995-01-26 14:32         ` Anders Juul Munch
1995-01-24  0:17   ` Bob Kitzberger
1995-01-23 20:46 ` Robert Firth
1995-01-24 14:25   ` Samuel Mize
1995-01-25  7:27     ` David O'Brien
1995-01-25 12:14     ` Robert A Duff
1995-01-25  5:57   ` David O'Brien
     [not found]     ` <3g9rf0$71k@Starbase.NeoSoft.COM>
1995-01-28 21:08       ` David O'Brien
1995-01-31 18:07         ` Samuel Mize
1995-02-01 10:23         ` Samuel Mize
1995-01-30  0:24     ` Mark S. Hathaway
1995-01-31  3:30       ` Jay Martin
1995-02-01 13:25         ` Jesper Kaagaard
1995-01-20  9:33 R.A.L Williams
     [not found] <3fgphd$sc3@rational.rational.com>
1995-01-20  5:51 ` RonaldS60
1995-02-07 13:55   ` Robert C. Soong
     [not found] <3fdcoi$chn@miranda.gmrc.gecm.com>
1995-01-20  5:01 ` Samuel Mize
1995-01-20 22:07   ` Garlington KE
1995-01-24  5:02     ` R_Tim_Coslet
1994-12-30 16:06 Mitch Gart
1995-01-03 19:04 ` whiting_ms@corning.com (Matt Whiting)
1995-01-05  4:31   ` Michael Feldman
1995-01-04 21:40 ` Fred McCall
1995-01-05  4:30   ` Richard Pattis
1995-01-05 16:07   ` Kevin Weise
1995-01-06 13:06   ` Jahn Rentmeister
1995-01-06 16:47     ` Laurent Gasser
1995-01-06 17:29       ` David Weller
1995-01-06 17:30         ` David Weller
1995-01-10 18:28       ` Bob Kitzberger
1995-01-06 23:36   ` Kenneth Almquist
1995-01-04 22:45 ` Jay M. Martin
1995-01-05  4:37   ` Michael Feldman
1995-01-05 18:08     ` Jay Martin
1995-01-05 23:56       ` Robert Dewar
1995-01-08  8:04         ` Jay Martin
1995-01-06  0:07       ` Michael M. Bishop
1995-01-10 21:30         ` Jay Martin
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