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

[steven at gcc dot gnu dot org]

------- Additional Comments From steven at gcc dot gnu dot org  2005-01-27 
10:13 -------
More knowledgable sources than me say: 
"[mov     %eax, %eax ] is not nop.  32bit operations implicitly zero 
extend, so this is zero extension.  There is no movqzx." 
 
 

-- 
           What    |Removed                     |Added
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             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED


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