xieyangrun 21472e3ff0 fix cputime and ctime. %!s(int64=3) %!d(string=hai) anos
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SConscript ecf2d82159 sync branch rt-smart. (#6641) %!s(int64=3) %!d(string=hai) anos
cputime.c 21472e3ff0 fix cputime and ctime. %!s(int64=3) %!d(string=hai) anos
cputime_cortexm.c 21472e3ff0 fix cputime and ctime. %!s(int64=3) %!d(string=hai) anos
cputime_riscv.c 21472e3ff0 fix cputime and ctime. %!s(int64=3) %!d(string=hai) anos