gcc/testsuite/c-c++-common/diagnostic-units-8.c

   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 "" } */