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": [
    "//libc/cmake/modules/LLVMLibCRules.cmake",
    "//libc/cmake/modules/LibcParseArguments.cmake",
    "//libc/src/__support/regex/CMakeLists.txt",
    "//libc/src/__support/regex/regex_expr_pool.h",
    "//libc/src/__support/regex/regex_internal.h",
    "//libc/src/__support/regex/regex_matcher.cpp",
    "//libc/src/__support/regex/regex_matcher.h",
    "//libc/src/regex/CMakeLists.txt",
    "//libc/src/regex/regcomp.cpp",
    "//libc/src/regex/regexec.cpp",
    "//libc/src/regex/regfree.cpp",
    "//libc/test/src/__support/regex/CMakeLists.txt",
    "//libc/test/src/__support/regex/expr_test.cpp",
    "//libc/test/src/__support/regex/matcher_test.cpp",
    "//libc/test/src/regex/regex_basic_test.cpp",
    "//libc/utils/cmake_format.py",
    "//libc/utils/cmake_format_test.py",
    "//lldb/test/API/CMakeLists.txt",
    "//llvm/include/llvm/TargetParser/IntelGPUTargetParser.def",
    "//llvm/lib/Target/ARM/MVETPAndVPTOptimisationsPass.cpp",
    "//llvm/test/CodeGen/Thumb2/LowOverheadLoops/count_dominates_start.mir",
    "//llvm/test/CodeGen/Thumb2/LowOverheadLoops/wls-search-killed.mir",
    "//llvm/test/CodeGen/Thumb2/LowOverheadLoops/wls-search-pred.mir"
  ],
  "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