1  /* Test #line syntax, including macro expansion and empty macros.  PR
       2     39647.  */
       3  
       4  /* { dg-do preprocess } */
       5  /* { dg-options "-std=c99 -pedantic-errors" } */
       6  
       7  #define EMPTY_OBJ
       8  #define EMPTY_FUNC()
       9  
      10  #define A 12 "line7.c"
      11  #line A
      12  
      13  #line EMPTY_OBJ /* { dg-error "unexpected end of file" } */
      14  #line X /* { dg-error "is not a positive integer" } */
      15  #line 16 16 /* { dg-error "is not a valid filename" } */
      16  
      17  #line 18 "line7.c" EMPTY_OBJ
      18  #line 19 "line7.c" EMPTY_FUNC()
      19  #line 20 "line7.c" foo /* { dg-error "extra tokens at end" } */