Fix spelling compliment->complement. Mostly refering to 2s complement. NFC

llvm-svn: 299970
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp b/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
index f821bf7..1077121 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
@@ -902,7 +902,7 @@
   APInt RHSKnownOne(BitWidth, 0);
   computeKnownBits(RHS, RHSKnownZero, RHSKnownOne, 0, &CxtI);
 
-  // Addition of two 2's compliment numbers having opposite signs will never
+  // Addition of two 2's complement numbers having opposite signs will never
   // overflow.
   if ((LHSKnownOne[BitWidth - 1] && RHSKnownZero[BitWidth - 1]) ||
       (LHSKnownZero[BitWidth - 1] && RHSKnownOne[BitWidth - 1]))
@@ -939,7 +939,7 @@
   APInt RHSKnownOne(BitWidth, 0);
   computeKnownBits(RHS, RHSKnownZero, RHSKnownOne, 0, &CxtI);
 
-  // Subtraction of two 2's compliment numbers having identical signs will
+  // Subtraction of two 2's complement numbers having identical signs will
   // never overflow.
   if ((LHSKnownOne[BitWidth - 1] && RHSKnownOne[BitWidth - 1]) ||
       (LHSKnownZero[BitWidth - 1] && RHSKnownZero[BitWidth - 1]))