re PR c/71362 (Wrong position for "error: size of unnamed array is negative")

	PR c/71362
	* c-parser.c (c_parser_direct_declarator): Set location.

	* gcc.dg/pr71362.c: New test.

From-SVN: r237155

gcc/c/ChangeLog

 2016-06-06  Marek Polacek  <polacek@redhat.com>
 
+	PR c/71362
+	* c-parser.c (c_parser_direct_declarator): Set location.
+
+2016-06-06  Marek Polacek  <polacek@redhat.com>
+
 	* c-typeck.c (comptypes_internal): Handle comparisons of
 	INTEGER_TYPE, FIXED_POINT_TYPE, and REAL_TYPE nodes.  Don't check
 	TYPE_REF_CAN_ALIAS_ALL.

gcc/c/c-parser.c

@@ -3430,6 +3430,7 @@ c_parser_direct_declarator (c_parser *parser, bool type_seen_p, c_dtr_syn kind,
       && c_parser_next_token_is (parser, CPP_OPEN_SQUARE))
     {
       struct c_declarator *inner = build_id_declarator (NULL_TREE);
+      inner->id_loc = c_parser_peek_token (parser)->location;
       return c_parser_direct_declarator_inner (parser, *seen_id, inner);
     }
 

gcc/testsuite/ChangeLog

+2016-06-06  Marek Polacek  <polacek@redhat.com>
+
+	PR c/71362
+	* gcc.dg/pr71362.c: New test.
+
 2016-06-06  Jakub Jelinek  <jakub@redhat.com>
 	    Patrick Palka  <ppalka@gcc.gnu.org>
 

gcc/testsuite/gcc.dg/pr71362.c

+/* PR c/71362 */
+/* { dg-do compile } */
+
+extern void foo (int[-1]); /* { dg-error "21:size of unnamed array is negative" } */
+
+int
+bar (void)
+{
+  123 + sizeof (int[-1]); /* { dg-error "20:size of unnamed array is negative" } */
+}