rlp gen fix

[ucwong]

No description provided.

[codecov]

Codecov Report

Merging #1702 (6d08858) into master (b720731) will decrease coverage by 0.06%.
Report is 14 commits behind head on master.
The diff coverage is 38.98%.

❗ Current head 6d08858 differs from pull request most recent head 003d328. Consider uploading reports for the commit 003d328 to get more accurate results

@@            Coverage Diff             @@
##           master    #1702      +/-   ##
==========================================
- Coverage   52.59%   52.54%   -0.06%     
==========================================
  Files         481      480       -1     
  Lines       60295    60310      +15     
==========================================
- Hits        31715    31688      -27     
- Misses      26167    26208      +41     
- Partials     2413     2414       +1     

Files Changed	Coverage Δ
cmd/utils/flags.go	1.83% <0.00%> (-0.02%)	⬇️
core/rawdb/accessors_chain.go	43.81% <0.00%> (ø)
core/rawdb/accessors_sync.go	0.00% <0.00%> (ø)
core/state/iterator.go	0.00% <0.00%> (ø)
core/state/snapshot/snapshot.go	40.94% <0.00%> (ø)
core/state/sync.go	0.00% <0.00%> (ø)
core/types/receipt.go	54.47% <0.00%> (ø)
core/vm/runtime/runtime.go	75.64% <ø> (ø)
p2p/discover/v4wire/v4wire.go	28.23% <ø> (ø)
rlp/rlpgen/gen.go	89.30% <ø> (ø)
... and 7 more

... and 16 files with indirect coverage changes