CondExprNode: fix casting in assignment

Cython/Compiler/ExprNodes.py

@@ -8003,7 +8003,7 @@ class CondExprNode(ExprNode):
     def eval_and_get(self, code, expr):
         expr.generate_evaluation_code(code)
         expr.make_owned_reference(code)
-        code.putln("%s = %s;" % (self.result(), expr.result()))
+        code.putln('%s = %s;' % (self.result(), expr.result_as(self.ctype())))
         expr.generate_post_assignment_code(code)
         expr.free_temps(code)
 

tests/run/if_else_expr.pyx

+# mode: run
+# tag: if_else_expr
+
+cdef class Foo:
+    def __repr__(self):
+        return '<Foo>'
+
+cpdef test_type_cast(Foo obj, cond):
+    """
+    # Regression test: obj must be cast to (PyObject *) here
+    >>> test_type_cast(Foo(), True)
+    [<Foo>]
+    >>> test_type_cast(Foo(), False)
+    <Foo>
+    """
+    return [obj] if cond else obj