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[Bug tree-optimization/23744] VRP does not merge discontinuous ranges of PHIs



------- Comment #5 from pinskia at gcc dot gnu dot org  2006-05-01 06:19 -------
PR 25643 shows why this is even more important than just the testcase below.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23744


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