Refine get_cfgs method of memory optimization transpiler #8080
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QiJune
requested review from
reyoung,
dzhwinter,
JiayiFeng and
tonyyang-svail
reyoung
approved these changes
Feb 7, 2018
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The output of while operator and while_grad operator should be skipped when doing memory optimization the inside while sub-block, because these variables will be used in global block.
This PR make construct a skip opt set for every control flow graph.