Simplify code when check for fastmath
Simplify code when check for fastmath

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