From: Dan Gohman <gohman@apple.com>
Date: Wed, 2 Sep 2009 01:14:16 +0000 (+0000)
Subject: Add a comment.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=dc404a23ca92d6a4a58b693fc0234a617539600e;p=oota-llvm.git

Add a comment.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80749 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/BasicBlock.h b/include/llvm/BasicBlock.h
index 3f535076eaa..b497827fd69 100644
--- a/include/llvm/BasicBlock.h
+++ b/include/llvm/BasicBlock.h
@@ -231,6 +231,9 @@ public:
   /// cause a degenerate basic block to be formed, having a terminator inside of
   /// the basic block).
   ///
+  /// Also note that this doesn't preserve any passes. To split blocks while
+  /// keeping loop information consistent, use the SplitBlock utility function.
+  ///
   BasicBlock *splitBasicBlock(iterator I, const Twine &BBName = "");
 };