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/lib/Frontend/InitPreprocessor.cpp",
    "//clang/test/Preprocessor/sanitizer-predefines.c",
    "//compiler-rt/lib/msan/tests/msan_test.cpp",
    "//compiler-rt/test/msan/dtls_test.c",
    "//llvm/include/llvm/Object/DXContainer.h",
    "//llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp",
    "//llvm/test/Instrumentation/MemorySanitizer/X86/avx2-intrinsics-x86.ll",
    "//llvm/test/Instrumentation/MemorySanitizer/X86/mmx-intrinsics.ll",
    "//llvm/test/Instrumentation/MemorySanitizer/X86/sse2-intrinsics-x86.ll",
    "//llvm/test/Instrumentation/MemorySanitizer/i386/avx2-intrinsics-i386.ll",
    "//llvm/test/Instrumentation/MemorySanitizer/i386/mmx-intrinsics.ll",
    "//llvm/test/Instrumentation/MemorySanitizer/i386/sse2-intrinsics-i386.ll",
    "//llvm/test/Instrumentation/MemorySanitizer/vector_arith.ll",
    "//llvm/test/tools/llvm-objdump/DXContainer/input-output-signatures.yaml",
    "//llvm/tools/llvm-objdump/DXContainerDump.cpp",
    "//llvm/utils/gn/secondary/llvm/unittests/IR/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