gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//flang/include/flang/Parser/dump-parse-tree.h",
    "//flang/include/flang/Parser/parse-tree.h",
    "//flang/lib/Parser/openmp-parsers.cpp",
    "//flang/lib/Parser/unparse.cpp",
    "//flang/lib/Semantics/check-omp-loop.cpp",
    "//flang/lib/Semantics/check-omp-structure.cpp",
    "//flang/lib/Semantics/openmp-utils.cpp",
    "//flang/lib/Semantics/resolve-directives.cpp",
    "//flang/lib/Semantics/resolve-names.cpp",
    "//flang/test/Parser/OpenMP/threadprivate-blank-common-block.f90",
    "//flang/test/Semantics/OpenMP/blank-common-block.f90",
    "//libcxx/utils/benchmark-historical",
    "//lldb/include/lldb/Core/Opcode.h",
    "//lldb/source/Plugins/Instruction/RISCV/EmulateInstructionRISCV.cpp",
    "//lldb/source/Plugins/Instruction/RISCV/EmulateInstructionRISCV.h",
    "//lldb/unittests/Instruction/CMakeLists.txt",
    "//lldb/unittests/Instruction/RISCV/TestRiscvInstEmulation.cpp"
  ],
  "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