diff options
Diffstat (limited to 'llvm/lib/CodeGen/PHIElimination.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/PHIElimination.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/PHIElimination.cpp b/llvm/lib/CodeGen/PHIElimination.cpp index 4dd4c4b..1ed479d 100644 --- a/llvm/lib/CodeGen/PHIElimination.cpp +++ b/llvm/lib/CodeGen/PHIElimination.cpp @@ -210,6 +210,11 @@ bool PHIElimination::EliminatePHINodes(MachineFunction &MF, MachineBasicBlock::iterator LastPHIIt = std::prev(MBB.SkipPHIsAndLabels(MBB.begin())); + assert((LastPHIIt == skipDebugInstructionsBackward( + std::prev(MBB.SkipPHIsLabelsAndDebug(MBB.begin())), + MBB.begin())) && + "There must be no DBG_VALUEs between PHI and LABEL"); + while (MBB.front().isPHI()) LowerPHINode(MBB, LastPHIIt); |