From: Mark Mitchell <mark@codesourcery.com>
Date: Fri, 16 Feb 2001 07:57:51 +0000 (+0000)
Subject: pt.c (push_template_decl_real): Don't remangle the name of a class template.
X-Git-Tag: prereleases/libstdc++-2.92~877
X-Git-Url: https://gcc.gnu.org/git/?a=commitdiff_plain;h=b60ecc04e87b9ca4aaa6c79f46800cc3cf49d3d7;p=gcc.git

pt.c (push_template_decl_real): Don't remangle the name of a class template.

	* pt.c (push_template_decl_real): Don't remangle the name of a
	class template.

From-SVN: r39752
---

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 92f434b17e2b..a4413a97e8a9 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,8 @@
+2001-02-15  Mark Mitchell  <mark@codesourcery.com>
+
+	* pt.c (push_template_decl_real): Don't remangle the name of a
+	class template.
+
 2001-02-15  Jim Meyering  <meyering@lucent.com>
 
 	* Make-lang.in (c++.install-common): Depend on installdirs.
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index f82981bd9799..2f34815274b4 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -2718,7 +2718,9 @@ push_template_decl_real (decl, is_friend)
     {
       SET_TYPE_TEMPLATE_INFO (TREE_TYPE (tmpl), info);
       if ((!ctx || TREE_CODE (ctx) != FUNCTION_DECL)
-	  && TREE_CODE (TREE_TYPE (decl)) != ENUMERAL_TYPE)
+	  && TREE_CODE (TREE_TYPE (decl)) != ENUMERAL_TYPE
+	  /* Don't change the name if we've already set it up.  */
+	  && !IDENTIFIER_TEMPLATE (DECL_NAME (decl)))
 	DECL_NAME (decl) = classtype_mangled_name (TREE_TYPE (decl));
     }
   else if (DECL_LANG_SPECIFIC (decl))
diff --git a/gcc/testsuite/g++.old-deja/g++.pt/friend48.C b/gcc/testsuite/g++.old-deja/g++.pt/friend48.C
new file mode 100644
index 000000000000..af0e3caf15c8
--- /dev/null
+++ b/gcc/testsuite/g++.old-deja/g++.pt/friend48.C
@@ -0,0 +1,17 @@
+// Build don't link:
+// Origin: Mark Mitchell <mark@codesourcery.com>
+
+template <class T>
+class C {
+  template <class U>
+  friend class ::C;
+};
+
+namespace N 
+{
+template <class T>
+class D {
+  template <class U>
+  friend class N::D;
+};
+};