Add a test that the default exception return value "-1" for integer return types also works for unsigned types.
Add a test that the default exception return value "-1" for integer return types also works for unsigned types.

scoder/cython,da-woods/cython,cython/cython,scoder/cython,cython/cython,cython/cython,scoder/cython,da-woods/cython,da-woods/cython,cython/cython,da-woods/cython,scoder/cython