Add test for issue4903.
Add test for issue4903.

stuartarchibald/numba,stonebig/numba,numba/numba,seibert/numba,gmarkall/numba,cpcloud/numba,seibert/numba,sklam/numba,numba/numba,stonebig/numba,sklam/numba,numba/numba,numba/numba,stonebig/numba,IntelLabs/numba,stonebig/numba,IntelLabs/numba,gmarkall/numba,sklam/numba,seibert/numba,seibert/numba,cpcloud/numba,numba/numba,IntelLabs/numba,sklam/numba,gmarkall/numba,seibert/numba,cpcloud/numba,cpcloud/numba,stuartarchibald/numba,stuartarchibald/numba,stuartarchibald/numba,gmarkall/numba,gmarkall/numba,IntelLabs/numba,IntelLabs/numba,cpcloud/numba,stonebig/numba,stuartarchibald/numba,sklam/numba