From eaf02df7b4c9a80bce103ecb52f644447f2b4212 Mon Sep 17 00:00:00 2001
From: Bill Wendling <isanbard@gmail.com>
Date: Tue, 3 Feb 2009 21:17:20 +0000
Subject: Whitespace and comment changes. No functionality change.

llvm-svn: 63660
---
 llvm/lib/CodeGen/GCStrategy.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'llvm/lib/CodeGen/GCStrategy.cpp')

diff --git a/llvm/lib/CodeGen/GCStrategy.cpp b/llvm/lib/CodeGen/GCStrategy.cpp
index b851c074c21..3ec368fe73c 100644
--- a/llvm/lib/CodeGen/GCStrategy.cpp
+++ b/llvm/lib/CodeGen/GCStrategy.cpp
@@ -329,6 +329,7 @@ void MachineCodeAnalysis::getAnalysisUsage(AnalysisUsage &AU) const {
 unsigned MachineCodeAnalysis::InsertLabel(MachineBasicBlock &MBB, 
                                      MachineBasicBlock::iterator MI) const {
   unsigned Label = MMI->NextLabelID();
+  // N.B. we assume that MI is *not* equal to the "end()" iterator.
   BuildMI(MBB, MI, MI->getDebugLoc(),
           TII->get(TargetInstrInfo::GC_LABEL)).addImm(Label);
   return Label;
-- 
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