re PR c/20245 (ICE on invalid function declaration)

	PR c/20245
	* c-parser.c (c_parser_compound_statement): Return error_mark_node
	instead of NULL_TREE on error.

testsuite:
	* gcc.dg/pr20245-1.c: New test.

From-SVN: r95693

gcc/ChangeLog

+2005-02-28  Joseph S. Myers  <joseph@codesourcery.com>
+
+	PR c/20245
+	* c-parser.c (c_parser_compound_statement): Return error_mark_node
+	instead of NULL_TREE on error.
+
 2005-02-28  David Edelsohn  <edelsohn@gnu.org>
 
 	* config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.

gcc/c-parser.c

@@ -3170,7 +3170,7 @@ c_parser_compound_statement (c_parser *parser)
 {
   tree stmt;
   if (!c_parser_require (parser, CPP_OPEN_BRACE, "expected %<{%>"))
-    return NULL_TREE;
+    return error_mark_node;
   stmt = c_begin_compound_stmt (true);
   c_parser_compound_statement_nostart (parser);
   return c_end_compound_stmt (stmt, true);

gcc/testsuite/ChangeLog

+2005-02-28  Joseph S. Myers  <joseph@codesourcery.com>
+
+	PR c/20245
+	* gcc.dg/pr20245-1.c: New test.
+
 2005-02-28  Jakub Jelinek  <jakub@redhat.com>
 
 	PR middle-end/19874

gcc/testsuite/gcc.dg/pr20245-1.c

+/* Bug 20245: the parse error should not result in an ICE.  */
+/* { dg-do compile } */
+/* { dg-options "" } */
+
+void foo() x; /* { dg-error "expected" } */