Let remove_dead return a boolean to indicate if anything has been removed
Let remove_dead return a boolean to indicate if anything has been removed

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