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": [
    "//llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCAsmInfo.cpp",
    "//llvm/test/CodeGen/AMDGPU/branch-relax-spill.ll",
    "//llvm/test/CodeGen/AMDGPU/branch-relaxation-gfx1250.ll",
    "//llvm/test/CodeGen/AMDGPU/branch-relaxation.ll",
    "//llvm/test/CodeGen/AMDGPU/inline-asm-vgpr-sgpr-copy.ll",
    "//llvm/test/CodeGen/AMDGPU/inline-constraints.ll",
    "//llvm/test/CodeGen/AMDGPU/long-branch-reserve-register.ll",
    "//llvm/test/CodeGen/AMDGPU/skip-if-dead.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": []
}