llama.cpp

57921ca6 - common : n_threads == -1 uses std::thread::hardware_concurrency() (#2347)

common : n_threads == -1 uses std::thread::hardware_concurrency() (#2347) * Fix #2345, fix incorrect n_threads * Update examples/common.cpp --------- Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>