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      1 // RUN: %clang_cc1 -DA=1 -DB=1 -E %s | grep 'int a = 37 == 37'
      2 // RUN: %clang_cc1 -DA=0 -DB=1 -E %s | grep 'int a = 37 == 37'
      3 // RUN: %clang_cc1 -DA=1 -DB=0 -E %s | grep 'int a = 37 == 37'
      4 // RUN: %clang_cc1 -DA=0 -DB=0 -E %s | grep 'int a = 927 == 927'
      5 // RUN: %clang_cc1 -E %s | grep 'int a = 927 == 927'
      6 #if A bitor B
      7 #define X 37
      8 #else
      9 #define X 927
     10 #endif
     11 
     12 #if A | B
     13 #define Y 37
     14 #else
     15 #define Y 927
     16 #endif
     17 
     18 int a = X == Y;
     19