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Subject: [Bug tree-optimization/43529] G++ doesn't optimize away empty loop when index is a double
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------- Comment #5 from rguenth at gcc dot gnu dot org  2010-06-05 10:40 -------
(In reply to comment #4)
> >Interesting! What's the difference between 17 and 18?
> 
> Exact representation.

Complete unrolling.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43529