Express the number of ULPs in fpaccuracy metadata as a real rather than a
rational number, eg as 2.5 rather than 5, 2.  OK'd by Peter Collingbourne.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154387 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/LangRef.html b/docs/LangRef.html
index e6d47a6..4f6b137 100644
--- a/docs/LangRef.html
+++ b/docs/LangRef.html
@@ -3021,13 +3021,13 @@
 
 </blockquote>
 
-<p>The maximum relative error may be any rational number.  The metadata node
-   shall consist of a pair of unsigned integers respectively representing
-   the numerator and denominator.  For example, 2.5 ULP:</p>
+<p>The metadata node shall consist of a single non-negative floating
+   point number representing the maximum relative error.  For example,
+   2.5 ULP:</p>
 
 <div class="doc_code">
 <pre>
-!0 = metadata !{ i32 5, i32 2 }
+!0 = metadata !{ float 2.5 }
 </pre>
 </div>