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Path: utzoo!watmath!clyde!burl!ulysses!mhuxj!ihnp4!zehntel!dual!amd!fortune!wdl1!jbn
From: jbn@wdl1.UUCP (jbn )
Newsgroups: net.works
Subject: Obscure SUN C optimizer bug
Message-ID: <110@wdl1.UUCP>
Date: Wed, 24-Oct-84 21:54:21 EDT
Article-I.D.: wdl1.110
Posted: Wed Oct 24 21:54:21 1984
Date-Received: Fri, 26-Oct-84 08:58:10 EDT
Lines: 22
Nf-ID: #N:wdl1:1600004:000:468
Nf-From: wdl1!jbn    Oct 24 18:49:00 1984

/*
	Try compiling this on a Sun under the 4.2 production distribution
	using  "cc -c -O optbug.c".

	The message "C2: invalid assembly instruction" will appear twice.

	This code is extracted from Franz Lisp 38.39, "evalf.c" and has
	been stripped down to the minimum failing case.

					J. Nagle, FACC/WDL
*/
int nilatom;
Levalf ()
{
    	int *handy;
    	if (nilatom) handy = &nilatom;
    	else handy = 0;
    	if (handy == &nilatom)
    	{
		handy = 0;
    	};
}