This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/32309] Unnecessary conversion from short to unsigend short breaks vectorization
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 12 Jun 2007 17:20:48 -0000
- Subject: [Bug tree-optimization/32309] Unnecessary conversion from short to unsigend short breaks vectorization
- References: <bug-32309-14687@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from pinskia at gcc dot gnu dot org 2007-06-12 17:20 -------
The conversions are not Unnecessary, they are necessary because
short_var+short_var when that would overflow the range of short is still
defined.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32309