re PR c++/60391 ([c++1y] ICE with auto parameter for operator"")

Fix PR c++/60391

	PR c++/60391
	* parser.c (cp_parser_skip_to_end_of_block_or_statement): Unwind generic
	function scope as per cp_parser_skip_to_end_of_statement.

	PR c++/60391
	* g++.dg/cpp1y/pr60391.C: New testcase.

From-SVN: r208624

gcc/cp/ChangeLog

+2014-03-17  Adam Butcher  <adam@jessamine.co.uk>
+
+	PR c++/60391
+	* parser.c (cp_parser_skip_to_end_of_block_or_statement): Unwind generic
+	function scope as per cp_parser_skip_to_end_of_statement.
+
 2014-03-17  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	PR c++/59571

gcc/cp/parser.c

@@ -3225,6 +3225,10 @@ cp_parser_skip_to_end_of_block_or_statement (cp_parser* parser)
 {
   int nesting_depth = 0;
 
+  /* Unwind generic function template scope if necessary.  */
+  if (parser->fully_implicit_function_template_p)
+    finish_fully_implicit_template (parser, /*member_decl_opt=*/0);
+
   while (nesting_depth >= 0)
     {
       cp_token *token = cp_lexer_peek_token (parser->lexer);

gcc/testsuite/ChangeLog

+2014-03-17  Adam Butcher  <adam@jessamine.co.uk>
+
+	PR c++/60391
+	* g++.dg/cpp1y/pr60391.C: New testcase.
+
 2014-03-17  Jakub Jelinek  <jakub@redhat.com>
 
 	PR target/60516

gcc/testsuite/g++.dg/cpp1y/pr60391.C

+// PR c++/60391
+// { dg-do compile { target c++1y } }
+// { dg-options "" }
+
+namespace N
+{
+  int operator"" _X(auto) {} // { dg-error "invalid" }
+}
+
+namespace N {}