PR c++/57317

	* decl2.c (determine_visibility): Use PRIMARY_TEMPLATE_P to decide
	whether a template has its own args.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@199101 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 9d8ad50..0fee1b5 100644 (file)
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2013-05-20  Jason Merrill  <jason@redhat.com>
+
+       PR c++/57317
+       * decl2.c (determine_visibility): Use PRIMARY_TEMPLATE_P to decide
+       whether a template has its own args.
+
 2013-05-20  Paolo Carlini  <paolo.carlini@oracle.com>
 
        PR c++/57327

diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c
index 8d2385d..358a26f 100644 (file)
--- a/gcc/cp/decl2.c
+++ b/gcc/cp/decl2.c
@@ -2210,9 +2210,6 @@ determine_visibility (tree decl)
              && !lookup_attribute ("visibility", attribs))
            {
              int depth = TMPL_ARGS_DEPTH (args);
-             int class_depth = 0;
-             if (class_type && CLASSTYPE_TEMPLATE_INFO (class_type))
-               class_depth = TMPL_ARGS_DEPTH (CLASSTYPE_TI_ARGS (class_type));
              if (DECL_VISIBILITY_SPECIFIED (decl))
                {
                  /* A class template member with explicit visibility
@@ -2225,7 +2222,7 @@ determine_visibility (tree decl)
                      constrain_visibility_for_template (decl, lev);
                    }
                }
-             else if (depth > class_depth)
+             else if (PRIMARY_TEMPLATE_P (TI_TEMPLATE (tinfo)))
                /* Limit visibility based on its template arguments.  */
                constrain_visibility_for_template (decl, args);
            }

diff --git a/gcc/testsuite/g++.dg/warn/anonymous-namespace-4.C b/gcc/testsuite/g++.dg/warn/anonymous-namespace-4.C
new file mode 100644 (file)
index 0000000..7d1e89e
--- /dev/null
+++ b/gcc/testsuite/g++.dg/warn/anonymous-namespace-4.C
@@ -0,0 +1,12 @@
+// PR c++/57137
+
+#include "anonymous-namespace-4.h"
+
+namespace
+{
+  class NonCloneable;
+  void fn1 ()
+  {
+    is_function_impl < NonCloneable > i;
+  }
+}

diff --git a/gcc/testsuite/g++.dg/warn/anonymous-namespace-4.h b/gcc/testsuite/g++.dg/warn/anonymous-namespace-4.h
new file mode 100644 (file)
index 0000000..e0b7d68
--- /dev/null
+++ b/gcc/testsuite/g++.dg/warn/anonymous-namespace-4.h
@@ -0,0 +1,14 @@
+template < typename T > struct integral_c {
+  static const T value = 0;
+};
+struct is_reference:integral_c < bool > { };
+template < class > struct is_function_ptr_helper { };
+template < bool > struct is_function_chooser;
+
+template <> struct is_function_chooser <0 >
+{
+  template < typename T > struct result_:is_function_ptr_helper < T * > { };
+};
+
+template < typename T > struct is_function_impl:is_function_chooser <
+  is_reference::value >::result_ < T > { };