diff --git a/lib/Analysis/InstructionSimplify.cpp b/lib/Analysis/InstructionSimplify.cpp
index 08fb8da4ff2..6953f16dc92 100644
--- a/lib/Analysis/InstructionSimplify.cpp
+++ b/lib/Analysis/InstructionSimplify.cpp
@@ -63,8 +63,8 @@ Value *llvm::SimplifyAndInst(Value *Op0, Value *Op1,
   
   // A & ~A  =  ~A & A  =  0
   Value *A, *B;
-  if (match(Op0, m_Not(m_Value(A)) && A == Op1) ||
-      match(Op1, m_Not(m_Value(A)) && A == Op0))
+  if ((match(Op0, m_Not(m_Value(A))) && A == Op1) ||
+      (match(Op1, m_Not(m_Value(A))) && A == Op0))
     return Constant::getNullValue(Op0->getType());
   
   // (A | ?) & A = A
@@ -123,8 +123,8 @@ Value *llvm::SimplifyOrInst(Value *Op0, Value *Op1,
   
   // A | ~A  =  ~A | A  =  -1
   Value *A, *B;
-  if (match(Op0, m_Not(m_Value(A)) && A == Op1) ||
-      match(Op1, m_Not(m_Value(A)) && A == Op0))
+  if ((match(Op0, m_Not(m_Value(A))) && A == Op1) ||
+      (match(Op1, m_Not(m_Value(A))) && A == Op0))
     return Constant::getAllOnesValue(Op0->getType());
   
   // (A & ?) | A = A