Fix comment.

llvm-svn: 42048
diff --git a/llvm/lib/Transforms/Utils/InlineCost.cpp b/llvm/lib/Transforms/Utils/InlineCost.cpp
index c568355..ab459c2 100644
--- a/llvm/lib/Transforms/Utils/InlineCost.cpp
+++ b/llvm/lib/Transforms/Utils/InlineCost.cpp
@@ -96,7 +96,7 @@
   unsigned NumInsts = 0, NumBlocks = 0;
 
   // Look at the size of the callee.  Each basic block counts as 20 units, and
-  // each instruction counts as 10.
+  // each instruction counts as 5.
   for (Function::const_iterator BB = F->begin(), E = F->end(); BB != E; ++BB) {
     for (BasicBlock::const_iterator II = BB->begin(), E = BB->end();
          II != E; ++II) {