Fix handling of inst offset with EXTENDED_ARG. An instruction retains the inst offset of its first EXTENDED_ARG op.
Fix handling of inst offset with EXTENDED_ARG.
An instruction retains the inst offset of its first EXTENDED_ARG op.

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