re PR c++/51415 (Broken diagnostic: 'vec_init_expr' not supported by dump_expr)

	PR c++/51415
	* error.c (dump_expr): Handle lambda closures specifically.

From-SVN: r184314

gcc/cp/ChangeLog

+2012-02-16  Jason Merrill  <jason@redhat.com>
+
+	PR c++/51415
+	* error.c (dump_expr): Handle lambda closures specifically.
+
 2012-02-14  Jason Merrill  <jason@redhat.com>
 
 	* parser.c (cp_parser_explicit_instantiation): Give a warning

gcc/cp/error.c

@@ -2189,6 +2189,8 @@ dump_expr (tree t, int flags)
 		}
 	    }
 	}
+      if (TREE_TYPE (t) && LAMBDA_TYPE_P (TREE_TYPE (t)))
+	pp_string (cxx_pp, "<lambda closure object>");
       if (TREE_TYPE (t) && EMPTY_CONSTRUCTOR_P (t))
 	{
 	  dump_type (TREE_TYPE (t), 0);

gcc/testsuite/ChangeLog

+2012-02-16  Jason Merrill  <jason@redhat.com>
+
+	PR c++/51415
+	* g++.dg/cpp0x/lambda/lambda-err1.C: New.
+
 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
 
 	PR tree-optimization/52255

gcc/testsuite/g++.dg/cpp0x/lambda/lambda-err1.C

+// PR c++/51415
+// { dg-do compile { target c++11 } }
+
+void foo()
+{
+  int x[1];
+  [x]{} = 0;			// { dg-error "lambda closure" }
+}