tree 3a0502df5ba7e81873ace92151c248cfc7f5f32e
parent 23a0cb4cad594eb0e7ecb40813c2e70987c14e4a
author Qiu Chaofan <qiucofan@cn.ibm.com> 1577439657 +0800
committer Qiu Chaofan <qiucofan@cn.ibm.com> 1577439657 +0800

Rename optopt to follow convention in unix-smail

Follow conventions in https://reviews.llvm.org/D40075.