[Bug rtl-optimization/17387] Redundant zero extension instructions in loop optimization

[hjl dot tools at gmail dot com]

------- Comment #25 from hjl dot tools at gmail dot com  2009-02-18 21:31 
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All 32bit load insns are zero extended to 64bit, not just move.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17387