When replacing a node in SimplifyDemandedBits, if the old node used any
single-use nodes, they will be dead soon.  Make sure to remove them before
processing other nodes.  This implements CodeGen/X86/shl_elim.ll

llvm-svn: 36244
1 file changed
tree: 56f23195559e95c8f220fef0e6133bb4bdbed65a
  1. llvm/
  2. stacker/