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      1 //===----------------------------------------------------------------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is dual licensed under the MIT and the University of Illinois Open
      6 // Source Licenses. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 // XFAIL: libcpp-has-no-threads
     10 
     11 #ifdef _LIBCPP_HAS_NO_THREADS
     12 #error This should be XFAIL'd for the purpose of detecting that the LIT feature\
     13    'libcpp-has-no-threads' is available iff _LIBCPP_HAS_NO_THREADS is defined
     14 #endif
     15 
     16 int main()
     17 {
     18 }
     19