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-rw-r--r--lib/CodeGen/MachineInstr.cpp4
1 files changed, 1 insertions, 3 deletions
diff --git a/lib/CodeGen/MachineInstr.cpp b/lib/CodeGen/MachineInstr.cpp
index 9cffc6d955..59b0e654a7 100644
--- a/lib/CodeGen/MachineInstr.cpp
+++ b/lib/CodeGen/MachineInstr.cpp
@@ -1766,9 +1766,7 @@ bool MachineInstr::addRegisterDead(unsigned IncomingReg,
// There exists a super-register that's marked dead.
if (RegInfo->isSuperRegister(IncomingReg, Reg))
return true;
- if (RegInfo->getSubRegisters(IncomingReg) &&
- RegInfo->getSuperRegisters(Reg) &&
- RegInfo->isSubRegister(IncomingReg, Reg))
+ if (RegInfo->isSubRegister(IncomingReg, Reg))
DeadOps.push_back(i);
}
}