From: Bill Wendling <isanbard@gmail.com>
Date: Sun, 27 Oct 2013 04:19:29 +0000 (+0000)
Subject: Update to specify that both metadata and label types aren't proper return types.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=09f8e132c83e0c30ebc37c1cab0e9922fe27df0b;hp=88429cfb39df6f62e521968ba0b2780f38a261d9;p=oota-llvm.git

Update to specify that both metadata and label types aren't proper return types.

PR15447

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193492 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/docs/LangRef.rst b/docs/LangRef.rst
index b75c6b1b80f..e81fda43ce0 100644
--- a/docs/LangRef.rst
+++ b/docs/LangRef.rst
@@ -1752,9 +1752,10 @@ Function Type
 Overview:
 """""""""
 
-The function type can be thought of as a function signature. It consists
-of a return type and a list of formal parameter types. The return type
-of a function type is a first class type or a void type.
+The function type can be thought of as a function signature. It consists of a
+return type and a list of formal parameter types. The return type of a function
+type is a void type or first class type --- except for :ref:`label <t_label>`
+and :ref:`metadata <t_metadata>` types.
 
 Syntax:
 """""""
@@ -1764,11 +1765,11 @@ Syntax:
       <returntype> (<parameter list>)
 
 ...where '``<parameter list>``' is a comma-separated list of type
-specifiers. Optionally, the parameter list may include a type ``...``,
-which indicates that the function takes a variable number of arguments.
-Variable argument functions can access their arguments with the
-:ref:`variable argument handling intrinsic <int_varargs>` functions.
-'``<returntype>``' is any type except :ref:`label <t_label>`.
+specifiers. Optionally, the parameter list may include a type ``...``, which
+indicates that the function takes a variable number of arguments.  Variable
+argument functions can access their arguments with the :ref:`variable argument
+handling intrinsic <int_varargs>` functions.  '``<returntype>``' is any type
+except :ref:`label <t_label>` and :ref:`metadata <t_metadata>`.
 
 Examples:
 """""""""