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Subject: [Bug tree-optimization/42906] [4.5 Regression] Empty loop not removed
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------- Comment #9 from steven at gcc dot gnu dot org  2010-01-30 17:30 -------
The loop is also properly eliminated if I split the (critical) edge from bb6 to
bb5 the edge that brings in the constant "0" to the "j_1 = PHI <j_4(D)(2),
0(6)>".


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42906