From xemacs-m  Thu Feb 27 10:20:24 1997
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To: Martin Buchholz <mrb@Eng.Sun.COM>
Cc: Mark Borges <mdb@cdc.noaa.gov>, xemacs-beta@xemacs.org
Subject: Re: message-make-message-id problems, anybody? 
In-Reply-To: Your message of "Wed, 26 Feb 1997 17:37:57 PST."
             <199702270137.RAA26913@xemacs.eng.sun.com> 
From: Valdis.Kletnieks@vt.edu
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References: <199702251433.PAA18387@midnight.eng.ecf.teradyne.com> 
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Date: Thu, 27 Feb 1997 11:20:04 -0500

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On Wed, 26 Feb 1997 17:37:57 PST, Martin Buchholz said:
> This advice is applicable to many compilers - I wouldn't run AIX xlc
> at its highest optimization level (O3) either.

Amen.  At least under AIX 4.2, and xlc 3.1.4.4, using -O3 results in
an Xemacs that won't even live through a 'make all-elc' (it takes an
assert check early on).

However, -O2 works quite nicely.  I haven't tested '-O3 -strict' (which
inhibits some of the more blatant code-rearrangement optimisations).

-- 
				Valdis Kletnieks
				Computer Systems Engineer
				Virginia Tech



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