[docs] Use `benchmark::IterationCount` rather than `int64_t` in lambda to complexity (#940)
[docs] Use `benchmark::IterationCount` rather than `int64_t` in lambda to complexity (#940)


mockingbirdnest/benchmark,google/benchmark,google/benchmark,mockingbirdnest/benchmark,mockingbirdnest/benchmark,google/benchmark,mockingbirdnest/benchmark