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[Bug rtl-optimization/17088] [new-ra] poor optimisation at -O2/3 and -fnew-ra
- From: "jv244 at cam dot ac dot uk" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 19 Aug 2004 19:27:14 -0000
- Subject: [Bug rtl-optimization/17088] [new-ra] poor optimisation at -O2/3 and -fnew-ra
- References: <20040818204713.17088.jv244@cam.ac.uk>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From jv244 at cam dot ac dot uk 2004-08-19 19:27 -------
Well, it is not only new-ra that is doing badly (it is of course clearly
worst, produces interesting asm btw). Even a normal -O2 slows down
significantly as compared to -O1.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17088