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",
    "//compiler-rt/test/hwasan:check-hwasan",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp",
    "//llvm/test/CodeGen/AArch64/arm64-rounding.ll",
    "//llvm/test/CodeGen/AArch64/floatdp_1source.ll",
    "//llvm/test/CodeGen/AArch64/round-conv.ll",
    "//llvm/test/CodeGen/AArch64/round-fptosi-sat-scalar.ll",
    "//llvm/test/CodeGen/AArch64/round-fptoui-sat-scalar.ll",
    "//llvm/test/CodeGen/AMDGPU/floor.ll",
    "//llvm/test/CodeGen/ARM/arm32-round-conv.ll",
    "//llvm/test/CodeGen/ARM/arm32-rounding.ll",
    "//llvm/test/CodeGen/ARM/floorf.ll",
    "//llvm/test/CodeGen/Mips/mips64-f128.ll",
    "//llvm/test/CodeGen/PowerPC/ctr-minmaxnum.ll",
    "//llvm/test/CodeGen/PowerPC/fminnum.ll",
    "//llvm/test/CodeGen/PowerPC/rounding-ops.ll",
    "//llvm/test/CodeGen/RISCV/double-zfa.ll",
    "//llvm/test/CodeGen/RISCV/float-zfa.ll",
    "//llvm/test/CodeGen/SystemZ/vec-max-05.ll",
    "//llvm/test/CodeGen/SystemZ/vec-min-05.ll",
    "//llvm/test/CodeGen/X86/fmaxnum.ll",
    "//llvm/test/CodeGen/X86/fminnum.ll",
    "//llvm/test/CodeGen/X86/pr31143.ll",
    "//llvm/test/CodeGen/X86/rounding-ops.ll",
    "//mlir/lib/Conversion/AMDGPUToROCDL/AMDGPUToROCDL.cpp",
    "//mlir/test/Conversion/AMDGPUToROCDL/load_lds.mlir"
  ],
  "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": []
}