gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//compiler-rt/test/hwasan:check-hwasan",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//.github/workflows/libcxx-build-and-test.yaml",
    "//libcxx/test/libcxx-03/strings/basic.string/string.capacity/allocation_size.pass.cpp",
    "//libcxx/test/libcxx-03/strings/basic.string/string.capacity/max_size.pass.cpp",
    "//llvm/lib/Target/AMDGPU/AMDGPUCombinerHelper.cpp",
    "//llvm/lib/Target/AMDGPU/AMDGPUPreLegalizerCombiner.cpp",
    "//llvm/test/CodeGen/AMDGPU/GlobalISel/combine-short-clamp.ll",
    "//llvm/test/CodeGen/AMDGPU/GlobalISel/fpow.ll",
    "//llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.powi.ll",
    "//llvm/test/CodeGen/AMDGPU/dagcombine-fmul-sel.ll",
    "//llvm/test/CodeGen/AMDGPU/fmed3-cast-combine.ll",
    "//llvm/test/CodeGen/AMDGPU/fmul-to-ldexp.ll",
    "//llvm/test/CodeGen/AMDGPU/llvm.log.ll",
    "//llvm/test/CodeGen/AMDGPU/llvm.log10.ll",
    "//llvm/test/CodeGen/AMDGPU/llvm.log2.ll",
    "//llvm/test/CodeGen/AMDGPU/pseudo-scalar-transcendental.ll"
  ],
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//compiler-rt/test/hwasan:check-hwasan",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ],
  "additional_compile_targets": []
}