From: Jason Merrill <jason@gcc.gnu.org>
Date: Fri, 17 Jun 2011 20:07:26 +0000 (-0400)
Subject: pushdecl_with_scope comment
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2b8dfc0700967a393af044b0ca41a2b8f4f615e3;p=gcc.git

pushdecl_with_scope comment

From-SVN: r175154
---

diff --git a/gcc/cp/name-lookup.c b/gcc/cp/name-lookup.c
index 7f0f6153998..16b991d0d75 100644
--- a/gcc/cp/name-lookup.c
+++ b/gcc/cp/name-lookup.c
@@ -2066,7 +2066,12 @@ push_using_decl (tree scope, tree name)
 }
 
 /* Same as pushdecl, but define X in binding-level LEVEL.  We rely on the
-   caller to set DECL_CONTEXT properly.  */
+   caller to set DECL_CONTEXT properly.
+
+   Note that this must only be used when X will be the new innermost
+   binding for its name, as we tack it onto the front of IDENTIFIER_BINDING
+   without checking to see if the current IDENTIFIER_BINDING comes from a
+   closer binding level than LEVEL.  */
 
 static tree
 pushdecl_with_scope_1 (tree x, cxx_scope *level, bool is_friend)