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BUILD.gn
static_library("ASTMatchers") {
  output_name = "clangASTMatchers"
  configs += [ "//llvm/utils/gn/build:clang_code" ]
  deps = [
    "//clang/lib/AST",
    "//clang/lib/Basic",
    "//llvm/lib/Support",
  ]
  sources = [
    "ASTMatchFinder.cpp",
    "ASTMatchersInternal.cpp",
    "GtestMatchers.cpp",
  ]
}