1  # src/examples/simdjson/BUCK
 2  #
 3  # simdjson demo - SIMD-accelerated JSON parsing at 4+ GB/s
 4  #
 5  # Demonstrates the Nix-Buck2 contract:
 6  #   - deps = ["nixpkgs#simdjson"] - any derivation is valid
 7  #   - nix_resolve rule calls nix-analyze at execution time  
 8  #   - nix_binary uses the resolved flags
 9  #   - DICE tracks the dep graph for incrementality
10  
11  load("@toolchains//:nix_genrule.bzl", "nix_cxx_binary")
12  
13  nix_cxx_binary(
14      name = "twitter",
15      srcs = ["twitter.cpp"],
16      deps = ["nixpkgs#simdjson"],
17      std = "c++20",
18      extra_cflags = ["-O2"],
19      visibility = ["PUBLIC"],
20  )