* ir.texi (ADDR_EXPR): Document the fact that an ADDR_EXPR can be

	used to create an implicit temporary.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31888 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index bd471d2..710b9d8 100644 (file)
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,5 +1,8 @@
 2000-02-10  Mark Mitchell  <mark@codesourcery.com>
 
+       * ir.texi (ADDR_EXPR): Document the fact that an ADDR_EXPR can be
+       used to create an implicit temporary.
+
        * class.c (dfs_modify_vtables): Tweak calculation of functions to
        override.
 

diff --git a/gcc/cp/ir.texi b/gcc/cp/ir.texi
index f3b5039..97aa51a 100644 (file)
--- a/gcc/cp/ir.texi
+++ b/gcc/cp/ir.texi
@@ -31,7 +31,7 @@
 This manual documents the internal representation used by G++ to represent
 C++ source programs.
 
-Copyright (c) 1999 Free Software Foundation, Inc.
+Copyright (c) 1999, 2000 Free Software Foundation, Inc.
 @end ifinfo
 
 @c ---------------------------------------------------------------------
@@ -43,7 +43,7 @@ Copyright (c) 1999 Free Software Foundation, Inc.
 @author CodeSourcery, LLC <info@@codesourcery.com>
 @page
 @vskip 0pt plus 1filll
-Copyright @copyright{} 1999 Free Software Foundation, Inc.
+Copyright @copyright{} 1999, 2000 Free Software Foundation, Inc.
 @end titlepage
 
 @c ---------------------------------------------------------------------
@@ -1655,6 +1655,9 @@ As an extension, G++ allows users to take the address of a label.  In
 this case, the operand of the @code{ADDR_EXPR} will be a
 @code{LABEL_DECL}.  The type of such an expression is @code{void*}.
 
+If the object addressed is not an lvalue, a temporary is created, and
+the address of the temporary is used.
+
 @item INDIRECT_REF 
 These nodes are used to represent the object pointed to by a pointer.
 The operand is the pointer being dereferenced; it will always have