Revert commit of PR c++/42634, which was commit r155868

From-SVN: r155936

gcc/cp/ChangeLog

+2010-01-15  Dodji Seketeli  <dodji@redhat.com>
+
+	* error.c (dump_template_parms,count_non_default_template_args):
+	Revert changes of PR c++/42634.
+
 2010-01-14  Jakub Jelinek  <jakub@redhat.com>
 
 	PR middle-end/42674

gcc/cp/error.c

@@ -165,7 +165,8 @@ dump_template_argument (tree arg, int flags)
 static int
 count_non_default_template_args (tree args, tree params, int flags)
 {
-  int n = TREE_VEC_LENGTH (args);
+  tree inner_args = INNERMOST_TEMPLATE_ARGS (args);
+  int n = TREE_VEC_LENGTH (inner_args);
   int last;
 
   if (params == NULL_TREE
@@ -194,7 +195,7 @@ count_non_default_template_args (tree args, tree params, int flags)
 				       NULL_TREE, false, true);
 	  --processing_template_decl;
 	}
-      if (!cp_tree_equal (TREE_VEC_ELT (args, last), def))
+      if (!cp_tree_equal (TREE_VEC_ELT (inner_args, last), def))
         break;
     }
 
@@ -1491,9 +1492,9 @@ dump_template_parms (tree info, int primary, int flags)
 		     ? DECL_INNERMOST_TEMPLATE_PARMS (TI_TEMPLATE (info))
 		     : NULL_TREE);
 
-      args = INNERMOST_TEMPLATE_ARGS (args);
       len = count_non_default_template_args (args, params, flags);
 
+      args = INNERMOST_TEMPLATE_ARGS (args);
       for (ix = 0; ix != len; ix++)
 	{
 	  tree arg = TREE_VEC_ELT (args, ix);

gcc/testsuite/ChangeLog

+2010-01-15  Dodji Seketeli  <dodji@redhat.com>
+
+	* g++.dg/template/error45.C: Revert as part of reverting changes
+	or PR c++/42634.
+
 2010-01-14 Jerry DeLisle <jvdelisle@gcc.gnu.org>
 
 	PR fortran/42684

gcc/testsuite/g++.dg/template/error45.C

-// Contributed by Dodji Seketeli <dodji@redhat.com>
-// Origin PR c++/42634
-// { dg-options "-g -std=gnu++0x" }
-// { dg-do compile }
-
-template<typename T> T declval();
-
-template<typename T, typename... Args> struct is_constructible {
-    template<typename T1, typename... Args1> static decltype(T1(declval<Args1>()...), char()) test();
-    static const bool value = sizeof(test<T, Args...>()) == 1;
-};
-template<bool> struct enable_if {
-        typedef void type;
-};
-template<class T1, class T2> struct pair {
-    template<class U2,
-             class = typename enable_if<is_constructible<T2,U2&&>::value>::type
-             >
-    pair(const T1&, U2&&) { }
-};
-struct string {
-  string() : p(0) {}
-  char* p;
-};
-
-struct Foo {
-  string s;
-  int i;
-};
-
-void f()
-{
-  pair<int, Foo>(1, Foo());
-}
-