SDAGBuilder: Don't create an invalid iterator when there is only one switch case.
authorBenjamin Kramer <benny.kra@googlemail.com>
Sat, 26 May 2012 21:19:12 +0000 (21:19 +0000)
committerBenjamin Kramer <benny.kra@googlemail.com>
Sat, 26 May 2012 21:19:12 +0000 (21:19 +0000)
commit5aad872f8c4d85112172057fb5bf9a7f64013c6c
tree1d422debfe3da179889f004e2be295b5e516c137
parentf2beccf6b4e9eb59b5080ae866e8d59a38679f15
SDAGBuilder: Don't create an invalid iterator when there is only one switch case.

Found by libstdc++'s debug mode.

llvm-svn: 157522
llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp