c-ada-spec.h (cpp_operation): Add HAS_DEPENDENT_TEMPLATE_ARGS.

c-family/
	* c-ada-spec.h (cpp_operation): Add HAS_DEPENDENT_TEMPLATE_ARGS.
	* c-ada-spec.c (collect_ada_nodes): Skip NAMESPACE_DECL
	(dump_ada_template): Skip partially specialized types.
cp/
	* decl2.c (cpp_check): Deal with HAS_DEPENDENT_TEMPLATE_ARGS.

From-SVN: r224754

gcc/c-family/ChangeLog

+2015-06-22  Pierre-Marie de Rodat  <derodat@adacore.com>
+
+	* c-ada-spec.h (cpp_operation): Add HAS_DEPENDENT_TEMPLATE_ARGS.
+	* c-ada-spec.c (collect_ada_nodes): Skip NAMESPACE_DECL
+	(dump_ada_template): Skip partially specialized types.
+
 2015-06-22  Mikhail Maltsev  <maltsevm@gmail.com>
 
 	* c-common.c (scalar_to_vector): Use std::swap instead of manually

gcc/c-family/c-ada-spec.c

@@ -593,9 +593,12 @@ collect_ada_nodes (tree t, const char *source_file)
   tree n;
   int i = to_dump_count;
 
-  /* Count the likely relevant nodes.  */
+  /* Count the likely relevant nodes: do not dump builtins (they are irrelevant
+     in the context of bindings) and namespaces (we do not handle them properly
+     yet).  */
   for (n = t; n; n = TREE_CHAIN (n))
     if (!DECL_IS_BUILTIN (n)
+	&& TREE_CODE (n) != NAMESPACE_DECL
 	&& LOCATION_FILE (decl_sloc (n, false)) == source_file)
       to_dump_count++;
 
@@ -605,6 +608,7 @@ collect_ada_nodes (tree t, const char *source_file)
   /* Store the relevant nodes.  */
   for (n = t; n; n = TREE_CHAIN (n))
     if (!DECL_IS_BUILTIN (n)
+	&& TREE_CODE (n) != NAMESPACE_DECL
 	&& LOCATION_FILE (decl_sloc (n, false)) == source_file)
       to_dump[i++] = n;
 }
@@ -1745,7 +1749,7 @@ dump_ada_template (pretty_printer *buffer, tree t, int spc)
       != LOCATION_FILE (decl_sloc (t, false)))
     return 0;
 
-  while (inst && inst != error_mark_node)
+  for (; inst && inst != error_mark_node; inst = TREE_CHAIN (inst))
     {
       tree types = TREE_PURPOSE (inst);
       tree instance = TREE_VALUE (inst);
@@ -1756,6 +1760,13 @@ dump_ada_template (pretty_printer *buffer, tree t, int spc)
       if (!RECORD_OR_UNION_TYPE_P (instance) || !TYPE_METHODS (instance))
 	break;
 
+      /* We are interested in concrete template instantiations only: skip
+	 partially specialized nodes.  */
+      if ((TREE_CODE (instance) == RECORD_TYPE
+	   || TREE_CODE (instance) == UNION_TYPE)
+	  && cpp_check && cpp_check (instance, HAS_DEPENDENT_TEMPLATE_ARGS))
+	continue;
+
       num_inst++;
       INDENT (spc);
       pp_string (buffer, "package ");
@@ -1791,8 +1802,6 @@ dump_ada_template (pretty_printer *buffer, tree t, int spc)
       pp_semicolon (buffer);
       pp_newline (buffer);
       pp_newline (buffer);
-
-      inst = TREE_CHAIN (inst);
     }
 
   return num_inst > 0;

gcc/c-family/c-ada-spec.h

@@ -25,6 +25,7 @@ along with GCC; see the file COPYING3.  If not see
 /* In c-ada-spec.c  */
 
 typedef enum {
+  HAS_DEPENDENT_TEMPLATE_ARGS,
   IS_ABSTRACT,
   IS_CONSTRUCTOR,
   IS_DESTRUCTOR,

gcc/cp/ChangeLog

+2015-06-22  Pierre-Marie de Rodat  <derodat@adacore.com>
+
+	* decl2.c (cpp_check): Deal with HAS_DEPENDENT_TEMPLATE_ARGS.
+
 2015-06-22  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	* decl.c (grokdeclarator): Use declspecs->locations[ds_virtual].

gcc/cp/decl2.c

@@ -4057,6 +4057,16 @@ cpp_check (tree t, cpp_operation op)
 {
   switch (op)
     {
+      case HAS_DEPENDENT_TEMPLATE_ARGS:
+	{
+	  tree ti = CLASSTYPE_TEMPLATE_INFO (t);
+	  if (!ti)
+	    return 0;
+	  ++processing_template_decl;
+	  const bool dep = any_dependent_template_arguments_p (TI_ARGS (ti));
+	  --processing_template_decl;
+	  return dep;
+	}
       case IS_ABSTRACT:
 	return DECL_PURE_VIRTUAL_P (t);
       case IS_CONSTRUCTOR:

gcc/testsuite/ChangeLog

+2015-06-22  Pierre-Marie de Rodat  <derodat@adacore.com>
+
+	* g++.dg/other/dump-ada-spec-5.C: New test.
+	* g++.dg/other/dump-ada-spec-6.C: Likewise.
+	* g++.dg/other/dump-ada-spec-7.C: Likewise.
+
 2015-06-22  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	* g++.dg/inherit/pure1.C: Test location too.

gcc/testsuite/g++.dg/other/dump-ada-spec-5.C

+/* { dg-do compile } */
+/* { dg-options "-fdump-ada-spec" } */
+
+namespace foo
+{
+  int bar = 0;
+}
+
+namespace bar = foo;
+
+/* { dg-final { cleanup-ada-spec } } */

gcc/testsuite/g++.dg/other/dump-ada-spec-6.C

+/* { dg-do compile } */
+/* { dg-options "-fdump-ada-spec" } */
+
+template<typename T, bool b> class Foo;
+
+template<typename T>
+class Foo<T, false>
+{
+public:
+  // This checks that we do not crash on static members from partially
+  // specialized class templates.
+  static int bar;
+
+  int f();
+};
+
+int func()
+{
+  Foo<int, false> f;
+  return f.f();
+}
+
+/* { dg-final { cleanup-ada-spec } } */

gcc/testsuite/g++.dg/other/dump-ada-spec-7.C

+/* { dg-do compile } */
+/* { dg-options "-fdump-ada-spec" } */
+
+template<int n>
+void bar ()
+{
+  return;
+}
+
+class Foo
+{
+  // This check that we properly skip the specification for templated
+  // members of non-templated classes.
+  template<int n>
+  void bar ();
+};
+
+template<int n>
+void Foo::bar ()
+{
+  return;
+}
+
+/* { dg-final { cleanup-ada-spec } } */