1 /* { dg-do compile } */
2 /* { dg-additional-options "-fdiagnostics-column-unit=byte -fshow-column -fdiagnostics-show-caret -ftabstop=9 -Wmultichar" } */
3 
4 /* column units: bytes (via arg)
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 "11: 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 "20: multi-character character constant" } */
25 /* { dg-begin-multiline-output "" }
26           int c3 =          'c3';
27                             ^~~~
28    { dg-end-multiline-output "" } */
29