From 29cdfe2cd997b3e8fd837725a89da0f0e6db5ee9 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@intel.com>
Date: Fri, 23 Jun 2017 20:28:35 +0000
Subject: [PATCH] [CorrelatedValuePropagation] Remove comment about iterating
 switch cases in reverse order. This is no longer being done after r298791.
 NFC

llvm-svn: 306151
---
 llvm/lib/Transforms/Scalar/CorrelatedValuePropagation.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/llvm/lib/Transforms/Scalar/CorrelatedValuePropagation.cpp b/llvm/lib/Transforms/Scalar/CorrelatedValuePropagation.cpp
index 2a4c9526dfcd..21bdca655a15 100644
--- a/llvm/lib/Transforms/Scalar/CorrelatedValuePropagation.cpp
+++ b/llvm/lib/Transforms/Scalar/CorrelatedValuePropagation.cpp
@@ -232,8 +232,7 @@ static bool processSwitch(SwitchInst *SI, LazyValueInfo *LVI) {
   pred_iterator PB = pred_begin(BB), PE = pred_end(BB);
   if (PB == PE) return false;
 
-  // Analyse each switch case in turn.  This is done in reverse order so that
-  // removing a case doesn't cause trouble for the iteration.
+  // Analyse each switch case in turn.
   bool Changed = false;
   for (auto CI = SI->case_begin(), CE = SI->case_end(); CI != CE;) {
     ConstantInt *Case = CI->getCaseValue();