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

[Vincent Lefevre]

On 2006-12-31 11:01:45 -0500, Robert Dewar wrote:
> The issues are
> 
> a) are these optimizations valuable? (and if so, in all cases,
>    or only in practice for loop invariants?).

Even if they aren't valuable today, you don't know what will happen
in future code. So, there's another issue: is it OK to encourage bad
practice (possibly as a side effect by making a difference between
loop invariants and other cases)?

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Vincent Lefèvre <address@hidden> - Web: <http://www.vinc17.org/>
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Work: CR INRIA - computer arithmetic / Arenaire project (LIP, ENS-Lyon)