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": [
    "//clang-tools-extra/clang-doc/JSONGenerator.cpp",
    "//clang-tools-extra/clang-doc/Representation.h",
    "//clang-tools-extra/clang-doc/Serialize.cpp",
    "//clang-tools-extra/test/clang-doc/json/class.cpp",
    "//clang-tools-extra/unittests/clang-doc/JSONGeneratorTest.cpp",
    "//clang/docs/LanguageExtensions.rst",
    "//clang/docs/ReleaseNotes.rst",
    "//clang/include/clang/Basic/Builtins.td",
    "//clang/lib/CodeGen/CGBuiltin.cpp",
    "//clang/lib/Sema/SemaChecking.cpp",
    "//clang/test/CodeGen/builtins-elementwise-math.c",
    "//clang/test/Sema/builtins-elementwise-math.c",
    "//llvm/include/llvm/CodeGen/Register.h",
    "//llvm/lib/CodeGen/GlobalISel/GISelValueTracking.cpp",
    "//llvm/lib/CodeGen/ReachingDefAnalysis.cpp",
    "//llvm/test/CodeGen/AArch64/GlobalISel/knownbits-buildvector.mir",
    "//llvm/test/CodeGen/AArch64/GlobalISel/knownbits-extract-vector.mir",
    "//llvm/test/CodeGen/AArch64/neon-extadd-extract.ll",
    "//llvm/test/CodeGen/AMDGPU/GlobalISel/sdiv.i64.ll",
    "//llvm/unittests/CodeGen/CMakeLists.txt",
    "//llvm/unittests/CodeGen/RegisterTest.cpp",
    "//llvm/utils/gn/secondary/llvm/lib/Analysis/BUILD.gn",
    "//llvm/utils/gn/secondary/llvm/unittests/CodeGen/BUILD.gn"
  ],
  "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": []
}
running all tests due to change to blacklisted file