[libcxx-commits] [libcxx] [libc++] fix minor performance issue in `basic_string<C>::append()` (PR #210078)

[Nikolas Klauser via libcxx-commits]

philnik777 wrote:

Strike the `sequence_container_benchmarks.h` part, that should be `string.bench.cpp`. Sorry!

https://github.com/llvm/llvm-project/pull/210078