gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//llvm/lib/Target/AMDGPU/SIISelLowering.cpp",
    "//llvm/lib/Target/RISCV/RISCVISelLowering.cpp",
    "//llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp",
    "//llvm/test/Analysis/CostModel/RISCV/rvv-extractelement.ll",
    "//llvm/test/Analysis/CostModel/RISCV/rvv-insertelement.ll",
    "//llvm/test/CodeGen/AMDGPU/copysign-simplify-demanded-bits.ll",
    "//llvm/test/CodeGen/AMDGPU/fcopysign.bf16.ll",
    "//llvm/test/CodeGen/AMDGPU/fcopysign.f16.ll",
    "//llvm/test/CodeGen/RISCV/rvv/fixed-vectors-zvqdotq.ll",
    "//llvm/test/CodeGen/RISCV/rvv/zvqdotq-sdnode.ll"
  ],
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ],
  "additional_compile_targets": []
}