This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/20219] Missed optimisation sin / tan --> cos
- From: "uros at kss-loka dot si" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 26 Feb 2005 09:50:44 -0000
- Subject: [Bug tree-optimization/20219] Missed optimisation sin / tan --> cos
- References: <20050225234916.20219.christophe.jaillet@wanadoo.fr>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From uros at kss-loka dot si 2005-02-26 09:50 -------
Here is the patch to implement missing folds:
http://gcc.gnu.org/ml/gcc-patches/2004-03/msg01024.html
And here is the explanation why this transformation is not suitable for GCC even
with -ffast-math:
http://gcc.gnu.org/ml/gcc-patches/2004-03/msg01034.html
--
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |WONTFIX
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20219