gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang/test:check-clang",
    "//compiler-rt/test/hwasan:check-hwasan",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//llvm/lib/ToolDrivers/llvm-dlltool/DlltoolDriver.cpp",
    "//llvm/lib/ToolDrivers/llvm-dlltool/Options.td",
    "//llvm/test/tools/llvm-dlltool/Inputs/gnu_foo_lib_h.yaml",
    "//llvm/test/tools/llvm-dlltool/Inputs/gnu_foo_lib_s00000.yaml",
    "//llvm/test/tools/llvm-dlltool/Inputs/gnu_foo_lib_t.yaml",
    "//llvm/test/tools/llvm-dlltool/Inputs/llvm_foo_dll_1.yaml",
    "//llvm/test/tools/llvm-dlltool/Inputs/llvm_foo_dll_2.yaml",
    "//llvm/test/tools/llvm-dlltool/Inputs/llvm_foo_dll_3.yaml",
    "//llvm/test/tools/llvm-dlltool/identify.test"
  ],
  "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": []
}
running all tests due to change to blacklisted file