[llvm-commits] [llvm] r42981 - in /llvm/trunk: include/llvm/CodeGen/SelectionDAG.h lib/CodeGen/SelectionDAG/DAGCombiner.cpp lib/CodeGen/SelectionDAG/LegalizeDAGTypes.cpp lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp lib/CodeGen/SelectionDAG/SelectionDAG.cpp lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp utils/TableGen/DAGISelEmitter.cpp
Duncan Sands
baldrick at free.fr
Mon Oct 15 14:22:34 PDT 2007
Hi Chris,
> > By the way the logic supposes that the result of any node is an
> > operand for
> > some other node. Is at least one result always used?
>
> Nope, nodes are allowed to be unreachable/dead. What part assumes
> that they are used?
I thought I had spotted a problem, but I can't find it anymore,
so don't worry about it :)
Ciao,
Duncan.
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