/* Test C2x attribute syntax. Invalid use of fallthrough attribute in bad context inside switch. */ /* { dg-do compile } */ /* { dg-options "-std=c2x -pedantic-errors -Wextra" } */ int f (int a) { switch (a) { case 1: a++; [[fallthrough]]; /* { dg-error "attribute 'fallthrough' not preceding a case label or default label" } */ a++; [[fallthrough]]; /* { dg-error "attribute 'fallthrough' not preceding a case label or default label" } */ } return a; }