Fix destructor name computation in the face of namespace template args.

Cython/Compiler/ModuleNode.py

@@ -1132,7 +1132,11 @@ class ModuleNode(Nodes.Node, Nodes.BlockNode):
             code.putln("if (p->__weakref__) PyObject_ClearWeakRefs(o);")
 
         for entry in cpp_class_attrs:
-            destructor_name = entry.type.cname.split("::")[-1]
+            split_cname = entry.type.cname.split('::')
+            destructor_name = split_cname.pop()
+            # Make sure the namespace delimiter was not in a template arg.
+            while destructor_name.count('<') != destructor_name.count('>'):
+                destructor_name = split_cname.pop() + '::' + destructor_name
             code.putln("p->%s.%s::~%s();" %
                 (entry.cname, entry.type.declaration_code(""), destructor_name))
 

tests/run/cpp_classes.pyx

 # tag: cpp
 
+from libcpp.vector cimport vector
+
 cdef extern from "shapes.h" namespace "shapes":
 
     cdef cppclass Shape:
@@ -138,3 +140,22 @@ def test_class_member():
     del e1, e2
     assert destructor_count - start_destructor_count == 2, \
            destructor_count - start_destructor_count
+
+cdef class TemplateClassMember:
+    cdef vector[int] x
+    cdef vector[vector[Empty]] vec
+
+def test_template_class_member():
+    """
+    >>> test_template_class_member()
+    """
+    cdef vector[Empty] inner
+    inner.push_back(Empty())
+    inner.push_back(Empty())
+    o = TemplateClassMember()
+    o.vec.push_back(inner)
+    
+    start_destructor_count = destructor_count
+    del o
+    assert destructor_count - start_destructor_count == 2, \
+           destructor_count - start_destructor_count