[m-rev.] diff: --dump-same-hlds

[Paul Bone]

On Tue, Sep 30, 2008 at 03:42:25PM +1000, Zoltan Somogyi wrote:
> On 30-Sep-2008, Peter Wang <novalazy at gmail.com> wrote:
> > Wouldn't this be confusing?  If some stage has interesting content in
> > one run of the compiler, then you make some change that causes that
> > stage to have no interesting content, you'll end up with a mix of HLDS
> > dumps from different runs of the compiler.
> 
> Are you saying that, if --dump-same-hlds is not given and the stage is
> the same as the previously dumped stage, then instead of simply not dumping
> this stage, we should delete any existing file for this stage if it exists?
> I think that may be a good idea. Any other opinions?

I agree with this.

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