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

autoconf-patches

From:	Richard Kenner
Subject:	Re: changing "configure" to default to "gcc -g -O2 -fwrapv ..."
Date:	Sat, 30 Dec 2006 20:57:12 EST

> I suppose there is
> 
>       *hv = (HOST_WIDE_INT) -(unsigned HOST_WIDE_INT) h1;
> 
> to make it safe.

Can't that conversion overflow?

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