1  /* { dg-do compile } */
       2  /* { dg-additional-options "-fshow-column -fdiagnostics-show-caret -ftabstop=9 -Wmultichar" } */
       3  
       4  /* column units: display (via default)
       5     column origin: 1 (via default)
       6     tabstop: 9 (via arg) */
       7  
       8  /* This line starts with a tab.  */
       9  	int c1 = 'c1'; /* { dg-warning "19: multi-character character constant" } */
      10  /* { dg-begin-multiline-output "" }
      11            int c1 = 'c1';
      12                     ^~~~
      13     { dg-end-multiline-output "" } */
      14  
      15  /* This line starts with <tabstop> spaces.  */
      16           int c2 = 'c2'; /* { dg-warning "19: multi-character character constant" } */
      17  /* { dg-begin-multiline-output "" }
      18            int c2 = 'c2';
      19                     ^~~~
      20     { dg-end-multiline-output "" } */
      21  
      22  /* This line starts with <tabstop> spaces and has an internal tab after
      23     a space.  */
      24           int c3 = 	'c3'; /* { dg-warning "28: multi-character character constant" } */
      25  /* { dg-begin-multiline-output "" }
      26            int c3 =          'c3';
      27                              ^~~~
      28     { dg-end-multiline-output "" } */