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/test/clang-tidy/checkers/bugprone/unchecked-optional-access.cpp",
    "//clang/include/clang/AST/Decl.h",
    "//clang/lib/AST/Decl.cpp",
    "//clang/lib/Analysis/CFG.cpp",
    "//clang/test/CodeGen/X86/x86-builtins.c",
    "//clang/unittests/Analysis/FlowSensitive/TypeErasedDataflowAnalysisTest.cpp",
    "//llvm/include/llvm/ADT/DenseMap.h",
    "//llvm/include/llvm/ADT/PointerUnion.h",
    "//llvm/lib/Transforms/Vectorize/LoopVectorize.cpp",
    "//llvm/lib/Transforms/Vectorize/VPlan.cpp",
    "//llvm/utils/gn/secondary/clang-tools-extra/clang-reorder-fields/BUILD.gn",
    "//llvm/utils/gn/secondary/libcxx/include/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