parse.y (check_class_key): Allow KEY to be union/enum/struct/class node with attributes.

	* parse.y (check_class_key): Allow KEY to be union/enum/struct/class
	node with attributes.

	* g++.dg/parse/attr1.C: New test.

From-SVN: r52678

gcc/cp/ChangeLog

+2002-04-23  Jakub Jelinek  <jakub@redhat.com>
+
+	* parse.y (check_class_key): Allow KEY to be union/enum/struct/class
+	node with attributes.
+
 2002-2-23  David O'Brien  <obrien@FreeBSD.org>
 
 	* g++spec.c (MATH_LIBRARY_PROFILE, LIBSTDCXX_PROFILE): Add.

gcc/cp/parse.y

@@ -214,6 +214,8 @@ check_class_key (key, aggr)
      tree key;
      tree aggr;
 {
+  if (TREE_CODE (key) == TREE_LIST)
+    key = TREE_VALUE (key);
   if ((key == union_type_node) != (TREE_CODE (aggr) == UNION_TYPE))
     pedwarn ("`%s' tag used in naming `%#T'",
 	     key == union_type_node ? "union"

gcc/testsuite/ChangeLog

+2002-04-23  Jakub Jelinek  <jakub@redhat.com>
+
+	* g++.dg/parse/attr1.C: New test.
+
 2002-04-23  Roger Sayle  <roger@eyesopen.com>
 
 	* gcc.c-torture/execute/string-opt-17.c: New test case.

gcc/testsuite/g++.dg/parse/attr1.C

+// Test whether attributes are accepted both immediately after
+// struct/union keyword and after the closing brace.
+// { dg-do compile }
+
+struct foo
+{
+  union __attribute__ ((packed))
+  {
+    int a;
+    long b;
+  };
+  union __attribute__ ((packed)) __attribute__ ((unused))
+  {
+    int c;
+    long d;
+  };
+};
+
+union __attribute__ ((packed)) bar
+{
+  int c;
+  long d;
+};
+
+struct __attribute__ ((packed)) baz
+{
+  int e;
+  long f;
+};
+
+struct foo2
+{
+  union
+  {
+    int a;
+    long b;
+  } __attribute__ ((packed));
+};
+
+union bar2
+{
+  int c;
+  long d;
+} __attribute__ ((packed));
+
+struct baz2
+{
+  int e;
+  long f;
+} __attribute__ ((packed));