Fix the documentation for llvm.sqrt so that sqrt(0) has defined behavior,
which appears to be the intent.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@39922 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/LangRef.html b/docs/LangRef.html
index 3b91cca..a57f242 100644
--- a/docs/LangRef.html
+++ b/docs/LangRef.html
@@ -4477,7 +4477,7 @@
 <h5>Semantics:</h5>
 
 <p>
-This function returns the sqrt of the specified operand if it is a positive
+This function returns the sqrt of the specified operand if it is a nonnegative
 floating point number.
 </p>
 </div>