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[Bug optimization/14042] C++ abstraction penalty is high in simple cases
- 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: 9 Feb 2004 19:08:54 -0000
- Subject: [Bug optimization/14042] C++ abstraction penalty is high in simple cases
- References: <20040206074537.14042.tjw@omnigroup.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-02-09 19:08 -------
Just a note here for Segher, the structs should be copied before the loop and copied
back after the loop so aliasing problems and such should not matter at all and gcc should
optimize this code which it does for the scaler version but not on the tree level which will
help the vector version.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14042