re PR c++/42701 (ICE on error recovery)

	PR c++/42701
	* call.c (build_new_method_call): Don't free the vec here.

From-SVN: r155916

gcc/cp/ChangeLog

 2010-01-14  Jason Merrill  <jason@redhat.com>
 
+	PR c++/42701
+	* call.c (build_new_method_call): Don't free the vec here.
+
 	PR c++/42655
 	* call.c (convert_like_real): Do full decay_conversion for ck_rvalue.
 

gcc/cp/call.c

@@ -6256,11 +6256,10 @@ build_new_method_call (tree instance, tree fns, VEC(tree,gc) **args,
       permerror (input_location,
 		 "cannot call constructor %<%T::%D%> directly",
 		 basetype, name);
-      inform (input_location, "for a function-style cast, remove the "
+      permerror (input_location, "  for a function-style cast, remove the "
 		 "redundant %<::%D%>", name);
       call = build_functional_cast (basetype, build_tree_list_vec (user_args),
 				    complain);
-      release_tree_vector (user_args);
       return call;
     }
 

gcc/testsuite/ChangeLog

 2010-01-14  Jason Merrill  <jason@redhat.com>
 
+	PR c++/42701
+	* g++.dg/overload/error3.C: New.
+
 	PR c++/42655
 	* g++.dg/overload/rvalue1.C: New.
 

gcc/testsuite/g++.dg/overload/error3.C

+// PR c++/42701
+// Test for error-recovery on code that is ill-formed by DR 147.
+
+namespace Glib {
+    class ustring {
+    public:
+        typedef unsigned size_type;
+        ustring(const char* src, size_type n);
+        ustring(const char* src);
+    };
+}
+namespace Gdk {
+    class Color {
+    public:
+        explicit Color(const Glib::ustring& value);
+    };
+}
+namespace Gtk {
+    enum StateType { STATE_NORMAL };
+    class Widget   {
+    public:
+        void modify_bg(StateType state, const Gdk::Color& color);
+    };
+    class Label {
+    public:
+        void set_text(const Glib::ustring &str);
+    };
+}
+typedef enum Result { eSuccess = 0 } Result;
+class MainWindow  {
+    void update_status(Result result);
+    Gtk::Widget status_frame;
+    Gtk::Label status_label;
+};
+void MainWindow::update_status(Result result) {
+    switch (result) {
+        status_frame.modify_bg(Gtk::STATE_NORMAL,Gdk::Color::Color("green")); // { dg-error "" }
+        status_frame.modify_bg(Gtk::STATE_NORMAL,Gdk::Color::Color("red")); // { dg-error "" }
+        status_label.set_text("Out of memory");
+    }
+}