1  /* Test for -Wtraditional warnings on escape characters.
       2     Note, gcc should omit these warnings in system header files.
       3     By Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 8/22/2000.  */
       4  /* { dg-do compile } */
       5  /* { dg-options "-Wtraditional" } */
       6  
       7  void
       8  testfunc ()
       9  {
      10    char c;
      11  
      12    c = '\a'; /* { dg-warning "the meaning of" "escaped character warning " } */
      13    c = '\x2'; /* { dg-warning "the meaning of" "escaped character warning " } */
      14    c = '\n';
      15  
      16  # 17 "sys-header.h" 3
      17  /* We are in system headers now, no -Wtraditional warnings should issue.  */
      18  
      19    c = '\a';
      20    c = '\x2';
      21    c = '\n';
      22  }