From 92fc76c901a26c3b769e0434996a452ca1abfef2 Mon Sep 17 00:00:00 2001
From: Duncan Sands <baldrick@free.fr>
Date: Mon, 9 Apr 2012 14:08:00 +0000
Subject: [PATCH] Clarify that fpaccuracy metadata is giving the compiler
 permission to use a less accurate method.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154319 91177308-0d34-0410-b5e6-96231b3b80d8
---
 docs/LangRef.html | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/docs/LangRef.html b/docs/LangRef.html
index 50ce5a07f43..e6d47a6ce5b 100644
--- a/docs/LangRef.html
+++ b/docs/LangRef.html
@@ -3006,8 +3006,10 @@ call void @llvm.dbg.value(metadata !24, i64 0, metadata !25)
 <div>
 
 <p><tt>fpaccuracy</tt> metadata may be attached to any instruction of floating
-   point type.  It expresses the maximum relative error of the result of
-   that instruction, in ULPs. ULP is defined as follows:</p>
+   point type.  It expresses the maximum relative error allowed in the result
+   of that instruction, in ULPs, thus potentially allowing the compiler to use
+   a more efficient but less accurate method of computing it.
+   ULP is defined as follows:</p>
 
 <blockquote>