Fix SF #3194294 - corner case bug when 'NULL' is used as the default value for a primitive type parameter in a method declaration.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@12525 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/python/default_arg_values_runme.py

@@ -0,0 +1,17 @@
+from default_arg_values import *
+
+d = Display()
+
+if d.draw1() != 0:
+  raise RuntimeError
+
+if d.draw1(12) != 12:
+  raise RuntimeError
+
+p = createPtr(123);
+if d.draw2() != 0:
+  raise RuntimeError
+
+if d.draw2(p) != 123:
+  raise RuntimeError
+