From: Robert Bradshaw <robertwb@math.washington.edu>
Date: Thu, 4 Feb 2010 21:58:00 +0000 (-0800)
Subject: Fix assignable_from for cpp classes.
X-Git-Tag: 0.13.beta0~353^2~2
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=615af2d193b250f90b446da21c02a09f66488bcf;p=cython.git

Fix assignable_from for cpp classes.
---

diff --git a/Cython/Compiler/PyrexTypes.py b/Cython/Compiler/PyrexTypes.py
index 4f068ace..5b78c8f1 100755
--- a/Cython/Compiler/PyrexTypes.py
+++ b/Cython/Compiler/PyrexTypes.py
@@ -1891,6 +1891,10 @@ class CppClassType(CType):
                 return 1
         return 0
 
+    def assignable_from_resolved_type(self, other_type):
+        # TODO: handle operator=(...) here?
+        return other_type.is_cpp_class and other_type.is_subclass(self)
+    
     def attributes_known(self):
         return self.scope is not None
 
diff --git a/tests/run/cpp_classes.pyx b/tests/run/cpp_classes.pyx
index 5e5747df..9c51aed9 100644
--- a/tests/run/cpp_classes.pyx
+++ b/tests/run/cpp_classes.pyx
@@ -48,3 +48,17 @@ def test_square_area(w):
     finally:
         del sqr
 
+cdef double get_area(Rectangle s):
+    return s.area()
+
+def test_value_call(int w):
+    """
+    >>> test_value_call(5)
+    (25.0, 25.0)
+    """
+    cdef Square *sqr = new Square(w)
+    cdef Rectangle *rect = sqr
+    try:
+        return get_area(sqr[0]), get_area(rect[0])
+    finally:
+        del sqr