1 files changed, 3 insertions, 1 deletions
diff --git a/include/llvm/CodeGen/MachineOperand.h b/include/llvm/CodeGen/MachineOperand.h
index 414770b9ecf0f..40f3580bfdb49 100644
--- a/include/llvm/CodeGen/MachineOperand.h
+++ b/include/llvm/CodeGen/MachineOperand.h
@@ -391,7 +391,7 @@ public:
   }
 
   void setIsDebug(bool Val = true) {
-    assert(isReg() && IsDef && "Wrong MachineOperand accessor");
+    assert(isReg() && !IsDef && "Wrong MachineOperand accessor");
     IsDebug = Val;
   }
 
@@ -564,6 +564,8 @@ public:
                                   unsigned SubReg = 0,
                                   bool isDebug = false,
                                   bool isInternalRead = false) {
+    assert(!(isDead && !isDef) && "Dead flag on non-def");
+    assert(!(isKill && isDef) && "Kill flag on def");
     MachineOperand Op(MachineOperand::MO_Register);
     Op.IsDef = isDef;
     Op.IsImp = isImp;