Index: g++.dg/cpp0x/bracket1.C
===================================================================
--- g++.dg/cpp0x/bracket1.C	(revision 0)
+++ g++.dg/cpp0x/bracket1.C	(revision 0)
@@ -0,0 +1,16 @@
+// { dg-do "compile" }
+// { dg-options "-std=gnu++0x" }
+
+template<typename T>
+struct list {};
+
+template<typename T>
+struct vector { 
+  operator T() const;
+};
+
+void f()
+{
+  vector<vector<int>> v;
+  const vector<int> vi = static_cast<vector<int>>(v);
+}
Index: g++.dg/cpp0x/bracket2.C
===================================================================
--- g++.dg/cpp0x/bracket2.C	(revision 0)
+++ g++.dg/cpp0x/bracket2.C	(revision 0)
@@ -0,0 +1,11 @@
+// { dg-do "compile" }
+// { dg-options "-std=gnu++0x" }
+
+template<int i> class X { /* ... */ };
+X< 1>2 > x1;    // // { dg-error "numeric constant" }
+X<(1>2)> x2;    // Okay.
+
+template<class T> class Y { /* ... */ };
+Y<X<1>> x3;     // Okay, same as "Y<X<1> > x3;".
+Y<X<6>>1>> x4;  // { dg-error "numeric constant" }
+Y<X<(6>>1)>> x5;  // Okay
Index: g++.dg/cpp0x/bracket3.C
===================================================================
--- g++.dg/cpp0x/bracket3.C	(revision 0)
+++ g++.dg/cpp0x/bracket3.C	(revision 0)
@@ -0,0 +1,5 @@
+// { dg-options "-std=c++98 -Wc++0x-compat" }
+
+template<int N> struct X {};
+
+X<1 >> 2> x; // { dg-warning "will be treated as|suggest parentheses" }