How to replace -O1 with corresponding -f's?

[Andrew Pinski]

On Jun 20, 2005, at 10:04 AM, Andrew Haley wrote:
>> How one finds out what optimization pass misbehaves?
>
> Look at the dumps.  If you use the gcc option -da you'll get a full
> set of RTL dump files.

And -fdump-tree-all for the tree dumps.

Thanks,
Andrew Pinski