Fix i64 min hash on 32bit
Fix i64 min hash on 32bit

As title.

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