fixed ref-counting in BoolBinopNode

Cython/Compiler/ExprNodes.py

@@ -4121,10 +4121,12 @@ class BoolBinopNode(NewTempExprNode):
         self.operand1.generate_disposal_code(code)
         self.operand2.generate_evaluation_code(code)
         self.allocate_temp_result(code)
+        self.operand2.make_owned_reference(code)
         code.putln("%s = %s;" % (self.result(), self.operand2.result()))
         self.operand2.generate_post_assignment_code(code)
         self.operand2.free_temps(code)
         code.putln("} else {")
+        self.operand1.make_owned_reference(code)
         code.putln("%s = %s;" % (self.result(), self.operand1.result()))
         self.operand1.generate_post_assignment_code(code)
         self.operand1.free_temps(code)

tests/run/or.pyx

+u"""
+>>> a,b = 'a *','b *' # use non-interned strings
+
+>>> or2_assign(2,3) == (2 or 3)
+True
+>>> or2_assign('a', 'b') == ('a' or 'b')
+True
+>>> or2_assign(a, b) == (a or b)
+True
+
+>>> or2(2,3) == (2 or 3)
+True
+>>> or2(0,2) == (0 or 2)
+True
+>>> or2('a', 'b') == ('a' or 'b')
+True
+>>> or2(a, b) == (a or b)
+True
+>>> or2('', 'b') == ('' or 'b')
+True
+>>> or2([], [1]) == ([] or [1])
+True
+>>> or2([], [a]) == ([] or [a])
+True
+
+>>> or3(0,1,2) == (0 or 1 or 2)
+True
+>>> or3([],(),[1]) == ([] or () or [1])
+True
+
+>>> or2_no_result(2,3)
+>>> or2_no_result(0,2)
+>>> or2_no_result('a','b')
+>>> or2_no_result(a,b)
+>>> a or b
+'a *'
+"""
+
+def or2_assign(a,b):
+    c = a or b
+    return c
+
+def or2(a,b):
+    return a or b
+
+def or3(a,b,c):
+    d = a or b or c
+    return d
+
+def or2_no_result(a,b):
+    a or b