1 files changed, 4 insertions, 2 deletions
diff --git a/lib/Transforms/InstCombine/InstCombine.h b/lib/Transforms/InstCombine/InstCombine.h
index e04b1be..ab4dc1c 100644
--- a/lib/Transforms/InstCombine/InstCombine.h
+++ b/lib/Transforms/InstCombine/InstCombine.h
@@ -37,8 +37,9 @@ enum SelectPatternFlavor {
   SPF_SMIN,
   SPF_UMIN,
   SPF_SMAX,
-  SPF_UMAX
-  // SPF_ABS - TODO.
+  SPF_UMAX,
+  SPF_ABS,
+  SPF_NABS
 };
 
 /// getComplexity:  Assign a complexity or rank value to LLVM Values...
@@ -246,6 +247,7 @@ private:
                                  bool DoXform = true);
   Instruction *transformSExtICmp(ICmpInst *ICI, Instruction &CI);
   bool WillNotOverflowSignedAdd(Value *LHS, Value *RHS);
+  bool WillNotOverflowUnsignedAdd(Value *LHS, Value *RHS);
   Value *EmitGEPOffset(User *GEP);
   Instruction *scalarizePHI(ExtractElementInst &EI, PHINode *PN);
   Value *EvaluateInDifferentElementOrder(Value *V, ArrayRef<int> Mask);