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Re: changing "configure" to default to "gcc -g -O2 -fwrapv ..."

From: Richard Kenner
Subject: Re: changing "configure" to default to "gcc -g -O2 -fwrapv ..."
Date: Mon, 01 Jan 2007 07:33:06 EST

> the seemingly prevalent attitude "but it is undefined; but it is not
> C" is the opinion of the majority of middle-end maintainers.

Does anybody DISAGREE with that "attitude"?  It isn't valid C to assume that
signed overflow wraps.  I've heard nobody argue that it is.  The question
is how far we go in supporting existing code that's broken in this way.

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