clarify
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30966 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/LangRef.html b/docs/LangRef.html
index 5ae8472..de19222 100644
--- a/docs/LangRef.html
+++ b/docs/LangRef.html
@@ -3181,8 +3181,9 @@
<h5>Overview:</h5>
<p>
-The '<tt>llvm.returnaddress</tt>' intrinsic returns a target-specific value
-indicating the return address of the current function or one of its callers.
+The '<tt>llvm.returnaddress</tt>' intrinsic attempts to compute a
+target-specific value indicating the return address of the current function
+or one of its callers.
</p>
<h5>Arguments:</h5>
@@ -3225,8 +3226,8 @@
<h5>Overview:</h5>
<p>
-The '<tt>llvm.frameaddress</tt>' intrinsic returns the target-specific frame
-pointer value for the specified stack frame.
+The '<tt>llvm.frameaddress</tt>' intrinsic attempts to return the
+target-specific frame pointer value for the specified stack frame.
</p>
<h5>Arguments:</h5>