1  /* Regression test for interaction of named constants in -fanalyzer with
       2     -Wunused-macros (PR analyzer/107711).  */
       3  
       4  /* { dg-additional-options "-Wunused-macros" } */
       5  
       6  #include "analyzer-decls.h"
       7  
       8  /* Various constants used by the fd state machine.  */
       9  
      10  #define O_ACCMODE 42   /* { dg-warning "-: macro \"O_ACCMODE\" is not used" } */
      11  #define O_RDONLY  0x1  /* { dg-warning "-: macro \"O_RDONLY\" is not used" } */
      12  #define O_WRONLY  010  /* { dg-warning "-: macro \"O_WRONLY\" is not used" } */
      13  
      14  void test_sm_fd_constants (void)
      15  {
      16    __analyzer_dump_named_constant ("O_ACCMODE"); /* { dg-warning "named constant 'O_ACCMODE' has value '42'" } */
      17    __analyzer_dump_named_constant ("O_RDONLY"); /* { dg-warning "named constant 'O_RDONLY' has value '1'" } */
      18    __analyzer_dump_named_constant ("O_WRONLY"); /* { dg-warning "named constant 'O_WRONLY' has value '8'" } */
      19  }