InstCombine: Remove unused argument. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191112 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/InstCombine/InstCombineCompares.cpp b/lib/Transforms/InstCombine/InstCombineCompares.cpp
index 29de6f7..2c292ce 100644
--- a/lib/Transforms/InstCombine/InstCombineCompares.cpp
+++ b/lib/Transforms/InstCombine/InstCombineCompares.cpp
@@ -739,10 +739,9 @@
 }
 
 /// FoldICmpAddOpCst - Fold "icmp pred (X+CI), X".
-Instruction *InstCombiner::FoldICmpAddOpCst(ICmpInst &ICI,
+Instruction *InstCombiner::FoldICmpAddOpCst(Instruction &ICI,
                                             Value *X, ConstantInt *CI,
-                                            ICmpInst::Predicate Pred,
-                                            Value *TheAdd) {
+                                            ICmpInst::Predicate Pred) {
   // If we have X+0, exit early (simplifying logic below) and let it get folded
   // elsewhere.   icmp X+0, X  -> icmp X, X
   if (CI->isZero()) {
@@ -2977,20 +2976,15 @@
     Value *X; ConstantInt *Cst;
     // icmp X+Cst, X
     if (match(Op0, m_Add(m_Value(X), m_ConstantInt(Cst))) && Op1 == X)
-      return FoldICmpAddOpCst(I, X, Cst, I.getPredicate(), Op0);
+      return FoldICmpAddOpCst(I, X, Cst, I.getPredicate());
 
     // icmp X, X+Cst
     if (match(Op1, m_Add(m_Value(X), m_ConstantInt(Cst))) && Op0 == X)
-      return FoldICmpAddOpCst(I, X, Cst, I.getSwappedPredicate(), Op1);
+      return FoldICmpAddOpCst(I, X, Cst, I.getSwappedPredicate());
   }
   return Changed ? &I : 0;
 }
 
-
-
-
-
-
 /// FoldFCmp_IntToFP_Cst - Fold fcmp ([us]itofp x, cst) if possible.
 ///
 Instruction *InstCombiner::FoldFCmp_IntToFP_Cst(FCmpInst &I,