From 67d3d4c0855ee60e1f114f22f24ec0f6f33344a4 Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Fri, 31 Mar 2006 22:35:14 +0000
Subject: [PATCH] An entry about packed type alignments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27321 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/README.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/Target/README.txt b/lib/Target/README.txt
index be390961d7c..6ac8e9e858c 100644
--- a/lib/Target/README.txt
+++ b/lib/Target/README.txt
@@ -149,4 +149,8 @@ single basic blocks.  It should be able to handle stuff like this:
 
 where c1/c2 are constants.
 
+//===---------------------------------------------------------------------===//
 
+For packed types, TargetData.cpp::getTypeInfo() returns alignment that is equal
+to the type size. It works but can be overly conservative as the alignment of
+specific packed types are target dependent.