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References: <bug-25654-280@http.gcc.gnu.org/bugzilla/>
Subject: [Bug rtl-optimization/25654] [4.0/4.1/4.2 Regression] RTL alias analysis unprepared to handle stack slot sharing
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------- Comment #3 from rguenth at gcc dot gnu dot org  2006-01-13 22:04 -------
I think we need to add a conflict if type_i and type_j are or contain a union
of the same type.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25654