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Subject: [Bug optimization/12419] [3.3/3.4/3.5 Regression] Performace regression: poor optimization of const memory
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------- Additional Comments From ebotcazou at gcc dot gnu dot org  2004-01-17 08:51 -------
Because PR opt/13424 also relates to RTX_UNCHANGING_P and (fake) double writes.

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12419