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Re: Ping: PR25514: A problem with note distribution in combine

From: kenner at vlsi1 dot ultra dot nyu dot edu (Richard Kenner)
To: amodra at bigpond dot net dot au
Cc: gcc-patches at gcc dot gnu dot org
Date: Wed, 10 May 06 21:25:48 EDT
Subject: Re: Ping: PR25514: A problem with note distribution in combine

    but i2+i3 was invalid so it was split to

	deleted
	other insns
	i2
	i3

    A rather useless exercise on the part of combine

I'm fairly sure combine will never do that: to avoid infinite loops, it always
must *decrease* the number of insns.

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