diff options
Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp index 10095c5d3e..f3bc50d490 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp @@ -1617,8 +1617,9 @@ void SelectionDAGBuilder::visitBitTestHeader(BitTestBlock &B, MVT::Other, CopyTo, RangeCmp, DAG.getBasicBlock(B.Default)); - BrRange = DAG.getNode(ISD::BR, getCurDebugLoc(), MVT::Other, CopyTo, - DAG.getBasicBlock(MBB)); + if (MBB != NextBlock) + BrRange = DAG.getNode(ISD::BR, getCurDebugLoc(), MVT::Other, CopyTo, + DAG.getBasicBlock(MBB)); DAG.setRoot(BrRange); } @@ -1671,8 +1672,9 @@ void SelectionDAGBuilder::visitBitTestCase(MachineBasicBlock* NextMBB, if (++BBI != FuncInfo.MF->end()) NextBlock = BBI; - BrAnd = DAG.getNode(ISD::BR, getCurDebugLoc(), MVT::Other, BrAnd, - DAG.getBasicBlock(NextMBB)); + if (NextMBB != NextBlock) + BrAnd = DAG.getNode(ISD::BR, getCurDebugLoc(), MVT::Other, BrAnd, + DAG.getBasicBlock(NextMBB)); DAG.setRoot(BrAnd); } |