re PR c/54355 (ICE on invalid code in switch statement)

	PR c/54355
	* c-decl.c (c_parser_label): Pass true as nested and fix up comments
	for nested and empty_ok arguments in the call to
	c_parser_declaration_or_fndef.

	* gcc.dg/pr54355.c: New test.

From-SVN: r190656

gcc/c/ChangeLog

+2012-08-24  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/54355
+	* c-decl.c (c_parser_label): Pass true as nested and fix up comments
+	for nested and empty_ok arguments in the call to
+	c_parser_declaration_or_fndef.
+
 2012-08-17  Jakub Jelinek  <jakub@redhat.com>
 
 	* c-tree.h (c_last_sizeof_arg): Declare.

gcc/c/c-parser.c

@@ -4327,7 +4327,7 @@ c_parser_label (c_parser *parser)
 		    "a declaration is not a statement");
 	  c_parser_declaration_or_fndef (parser, /*fndef_ok*/ false,
 					 /*static_assert_ok*/ true,
-					 /*nested*/ true, /*empty_ok*/ false,
+					 /*empty_ok*/ true, /*nested*/ true,
 					 /*start_attr_ok*/ true, NULL);
 	}
     }

gcc/testsuite/ChangeLog

+2012-08-24  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/54355
+	* gcc.dg/pr54355.c: New test.
+
 2012-08-24  H.J. Lu  <hongjiu.lu@intel.com>
 
 	PR debug/52857

gcc/testsuite/gcc.dg/pr54355.c

+/* PR c/54355 */
+/* { dg-do compile } */
+
+void
+foo (int i)
+{
+  switch (i)
+  {
+  case 0: T x > /* { dg-error "(label|unknown type|expected)" } */
+  }
+} /* { dg-error "expected" } */