gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//llvm/test/Transforms/SLPVectorizer/AArch64/fadd-with-gathered-fmul-operands.ll",
    "//llvm/test/Transforms/SLPVectorizer/AArch64/fmul-constant-lane-fmuladd-combine.ll",
    "//llvm/test/Transforms/SLPVectorizer/AArch64/loop-accumulator-reduction.ll",
    "//llvm/test/Transforms/SLPVectorizer/X86/fmul-fused-into-scalar-fadd.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": []
}