Make all pointers to TargetRegisterClass const since they are all pointers to static...

[oota-llvm.git] / lib / Transforms / Scalar / IndVarSimplify.cpp

diff --git a/lib/Transforms/Scalar/IndVarSimplify.cpp b/lib/Transforms/Scalar/IndVarSimplify.cpp
index ac1209f46f668e4184caf1df45a6e3b267736ff3..d1e57e101bf0a34caa4a8ff188bd8d51758564fb 100644 (file)
--- a/lib/Transforms/Scalar/IndVarSimplify.cpp
+++ b/lib/Transforms/Scalar/IndVarSimplify.cpp
@@ -920,7 +920,6 @@ Instruction *WidenIV::CloneIVUser(NarrowIVDefUse DU) {
     }
     return WideBO;
   }
-  llvm_unreachable(0);
 }
 
 /// No-wrap operations can transfer sign extension of their result to their
@@ -1281,8 +1280,8 @@ static bool isHighCostExpansion(const SCEV *S, BranchInst *BI,
   if (isa<SCEVSMaxExpr>(S) || isa<SCEVUMaxExpr>(S))
     return true;
 
-  // If we haven't recognized an expensive SCEV patter, assume its an expression
-  // produced by program code.
+  // If we haven't recognized an expensive SCEV pattern, assume it's an
+  // expression produced by program code.
   return false;
 }