import("//llvm/utils/unittest/unittest.gni")

# Keyed off LLVM_ENABLE_PLUGINS in the CMake build, which is usually false
# on Windows and true elsewhere.
if (host_os != "win") {
  loadable_module("TestPlugin") {
    # Put plugin next to the unit test executable.
    output_dir = target_out_dir

    sources = [
      "TestPlugin.cpp",
    ]

    deps = [
      # TestPlugin doesn't want to link in any LLVM code, it just needs its
      # headers.
      "//llvm/include/llvm/IR:public_tablegen",
    ]

    if (host_os == "linux") {
      # The GN build currently doesn't globally pass -fPIC, but that's
      # needed for building .so files on Linux.  Just pass it manually
      # for loadable_modules for now.
      cflags = [ "-fPIC" ]
    }
  }
}

unittest("PluginsTests") {
  deps = [
    "//llvm/include/llvm/Config:config",
    "//llvm/lib/IR",
    "//llvm/lib/Passes",
    "//llvm/lib/Support",
    "//llvm/lib/Testing/Support",
  ]
  sources = [
    "PluginsTest.cpp",
  ]

  # If plugins are disabled, this test will disable itself at runtime.
  # Otherwise, reconfiguring with plugins disabled will leave behind a stale
  # executable.
  if (host_os != "win") {
    deps += [ ":TestPlugin" ]
    defines = [ "LLVM_ENABLE_PLUGINS" ]
  }

  if (host_os == "linux") {
    # Corresponds to export_executable_symbols() in cmake.
    ldflags = [ "-rdynamic" ]
  }
}