fix, initialise pchar target values in _decomp_seq() too
hygiene, prerinse deco array
minor, do target initialisation in main loop in _decomp_seq()
Revert "hygiene, prerinse deco array"

This reverts commit 25e6a951d018a204387c0275e74acb3ad54a69ce.
Merge branch 'bld/32bits'

* bld/32bits:
  Revert "hygiene, prerinse deco array"
  minor, do target initialisation in main loop in _decomp_seq()
  hygiene, prerinse deco array
  fix, initialise pchar target values in _decomp_seq() too