modernc.org/cc@v1.0.1/testdata/gcc-6.3.0/gcc/testsuite/gcc.c-torture/compile/cpp-1.c (about)

     1  /* Copyright (C) 2000  Free Software Foundation.
     2  
     3     by Alexandre Oliva  <oliva@lsd.ic.unicamp.br>  */
     4  
     5  #define foo/**/1
     6  #if foo != 1
     7  # error "foo not properly defined"
     8  #endif