gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//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"
  ]
}
gn analyze input:
{
  "files": [
    "//llvm/include/llvm/Transforms/IPO/Instrumentor.h",
    "//llvm/include/llvm/Transforms/IPO/InstrumentorConfigFile.h",
    "//llvm/include/llvm/Transforms/IPO/InstrumentorUtils.h",
    "//llvm/lib/Passes/PassBuilder.cpp",
    "//llvm/lib/Passes/PassBuilderPipelines.cpp",
    "//llvm/lib/Passes/PassRegistry.def",
    "//llvm/lib/Transforms/IPO/CMakeLists.txt",
    "//llvm/lib/Transforms/IPO/Instrumentor.cpp",
    "//llvm/lib/Transforms/IPO/InstrumentorConfigFile.cpp",
    "//llvm/test/Instrumentation/Instrumentor/counters.ll",
    "//llvm/test/Instrumentation/Instrumentor/counters_config.json",
    "//llvm/test/Instrumentation/Instrumentor/custom_config.json",
    "//llvm/test/Instrumentation/Instrumentor/default_config.json",
    "//llvm/test/Instrumentation/Instrumentor/load_store.ll",
    "//llvm/test/Instrumentation/Instrumentor/load_store_args.ll",
    "//llvm/test/Instrumentation/Instrumentor/load_store_config.json",
    "//llvm/test/Instrumentation/Instrumentor/load_store_noreplace.ll",
    "//llvm/test/Instrumentation/Instrumentor/load_store_noreplace_config.json",
    "//llvm/test/Instrumentation/Instrumentor/read_config.ll",
    "//llvm/test/Instrumentation/Instrumentor/write_config.ll",
    "//llvm/utils/gn/secondary/llvm/lib/Transforms/IPO/BUILD.gn"
  ],
  "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