[Bug tree-optimization/15255] [tree-ssa] a * 2 + a * 2 is not converted to a * 4

[rguenth at gcc dot gnu dot org]

------- Comment #10 from rguenth at gcc dot gnu dot org  2008-04-29 16:03 
-------
The fold missed optimizations are fixed.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15255