From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jeffrey A Law <law@cygnus.com>
To: Joel Sherrill <joel@OARcorp.com>
Cc: Toon Moene <toon@moene.indiv.nluug.nl>, egcs@cygnus.com
Subject: Re: Fortran: The Road Ahead. 
Date: Sun, 07 Dec 1997 08:57:00 -0000
Message-id: <27281.881513940@hurl.cygnus.com>
References: <Pine.BSF.3.96.971207101033.25106F-100000@vespucci.advicom.net>
X-SW-Source: 1997-12/msg00404.html

  In message < Pine.BSF.3.96.971207101033.25106F-100000@vespucci.advicom.net >you
 write:
  > 
  > 
  > On Sun, 7 Dec 1997, Toon Moene wrote:
  > 
  > > III. New loop optimisations.
  > > 
  > >     1. Moving invariant conditionals out of loops.
Compiler folks often refer to this as unswitching.  Note that the
conditional must be at the top of the loop to perform this kind
of optimization.


jeff