1  /* Copyright (C) 2000 Free Software Foundation, Inc.  */
       2  
       3  /* { dg-do preprocess } */
       4  /* { dg-options -pedantic } */
       5  
       6  /* Tests general directive syntax, and directive error recovery.  */
       7  
       8  
       9  /* Test directive name is not expanded.  */
      10  #define foo define
      11  #foo EMPTY			/* { dg-error "invalid" } */
      12  
      13  /* Test # must be first on line.  */
      14  EMPTY #define bar
      15  #ifdef bar
      16  #error bar is defined
      17  #endif
      18  
      19  /* Test form feed and vertical tab warn pedantically, see 6.10
      20     paragraph 5.  Tab is OK.  */
      21  #define something		/* { dg-warning "form feed" } */
      22  #define something_else	/* { dg-warning "vertical tab" } */
      23  #define some	thing		/* Tab OK, as is form feed before #.  */
      24  
      25  /* Our friend the null directive OK?  */
      26  #
      27  
      28  /* Check newlines end directives, even in function-like macro
      29     invocations.  6.10 paragraph 1.
      30  
      31     Note that the #if is still treated as a conditional, so there
      32     should be no errors about #endif without #if.  */
      33  #define func(x) x
      34  #if func (			/* { dg-error "unterminated argument" } */
      35  #endif