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-rw-r--r--lib/CodeGen/LiveVariables.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/CodeGen/LiveVariables.cpp b/lib/CodeGen/LiveVariables.cpp
index 8a124dc79bdd..68c85394d4cd 100644
--- a/lib/CodeGen/LiveVariables.cpp
+++ b/lib/CodeGen/LiveVariables.cpp
@@ -510,6 +510,7 @@ bool LiveVariables::runOnMachineFunction(MachineFunction &mf) {
PHIVarInfo = new SmallVector<unsigned, 4>[MF->getNumBlockIDs()];
std::fill(PhysRegDef, PhysRegDef + NumRegs, (MachineInstr*)0);
std::fill(PhysRegUse, PhysRegUse + NumRegs, (MachineInstr*)0);
+ PHIJoins.clear();
/// Get some space for a respectable number of registers.
VirtRegInfo.resize(64);