ninja: Entering directory `out/gn'
[1/3] COPY ../../libcxx/include/__algorithm/fill.h include/c++/v1/__algorithm/fill.h
[2/3] COPY ../../libcxx/include/__algorithm/ranges_fill.h include/c++/v1/__algorithm/ranges_fill.h
[3/3] COPY ../../libcxx/include/__algorithm/fill_n.h include/c++/v1/__algorithm/fill_n.h