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": [
    "//libcxx/test/std/containers/exception_safety_helpers.h",
    "//libcxx/test/std/containers/sequences/forwardlist/exception_safety.pass.cpp",
    "//llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp",
    "//llvm/test/Transforms/LoopVectorize/AArch64/arith-costs.ll",
    "//llvm/test/Transforms/LoopVectorize/AArch64/call-costs.ll",
    "//llvm/test/Transforms/LoopVectorize/AArch64/cmp_cost.ll",
    "//llvm/test/Transforms/LoopVectorize/AArch64/conditional-branches-cost.ll",
    "//llvm/test/Transforms/LoopVectorize/X86/CostModel/vpinstruction-cost.ll",
    "//llvm/test/Transforms/LoopVectorize/X86/predicate-switch.ll"
  ],
  "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