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Re: 4.3.0 manual vs changes.html
- From: Ira Rosen <IRAR at il dot ibm dot com>
- To: Bradley Lucier <lucier at math dot purdue dot edu>
- Cc: GCC list <gcc at gcc dot gnu dot org>, Bradley Lucier <lucier at math dot purdue dot edu>
- Date: Wed, 19 Mar 2008 08:49:42 +0200
- Subject: Re: 4.3.0 manual vs changes.html
gcc-owner@gcc.gnu.org wrote on 19/03/2008 06:01:19:
> The web page
>
> http://gcc.gnu.org/gcc-4.3/changes.html
>
> states that "The -ftree-vectorize option is now on by default under -
> O3.", but on
>
> http://gcc.gnu.org/onlinedocs/gcc-4.3.0/gcc/Optimize-Options.html
>
> -ftree-vectorize is not listed as one of the options enabled by -O3.
>
> Is the first statement correct?
Yes, -ftree-vectorize is on by default under -O3.
The later doc should be updated. I am preparing a patch.
Thanks for pointing this out,
Ira
>
> Brad