98   --i; // expected-warning{{Iterator decremented ahead of its valid range}}  in decr_begin()
99        // expected-note@-1{{Iterator decremented ahead of its valid range}}  in decr_begin()
126   i--; // expected-warning{{Iterator decremented ahead of its valid range}}  in begin_decr()
127        // expected-note@-1{{Iterator decremented ahead of its valid range}}  in begin_decr()
224   i -= 2; // expected-warning{{Iterator decremented ahead of its valid range}}  in decr_by_2_begin()
225           // expected-note@-1{{Iterator decremented ahead of its valid range}}  in decr_by_2_begin()
230   i -= 2; // expected-warning{{Iterator decremented ahead of its valid range}}  in decr_by_2_behind_begin()
231           // expected-note@-1{{Iterator decremented ahead of its valid range}}  in decr_by_2_behind_begin()
259   auto j = i - 2; // expected-warning{{Iterator decremented ahead of its valid range}}  in decr_by_2_copy_begin()
260                   // expected-note@-1{{Iterator decremented ahead of its valid range}}  in decr_by_2_copy_begin()
265   auto j = i - 2; // expected-warning{{Iterator decremented ahead of its valid range}}  in decr_by_2_copy_behind_begin()
266                   // expected-note@-1{{Iterator decremented ahead of its valid range}}  in decr_by_2_copy_behind_begin()
326   auto j = i[-1]; // no-warning FIXME: expect warning Iterator decremented ahead of its valid range  in subscript_negative_begin()
414   std::advance(i, -1); // expected-warning{{Iterator decremented ahead of its valid range}}  in advance_minus_1_begin()
415                        // expected-note@-1{{Iterator decremented ahead of its valid range}}  in advance_minus_1_begin()
471   std::advance(i, -2); // expected-warning{{Iterator decremented ahead of its valid range}}  in advance_minus_2_begin()
472                        // expected-note@-1{{Iterator decremented ahead of its valid range}}  in advance_minus_2_begin()
477   std::advance(i, -2); // expected-warning{{Iterator decremented ahead of its valid range}}  in advance_minus_2_behind_begin()
478                        // expected-note@-1{{Iterator decremented ahead of its valid range}}  in advance_minus_2_behind_begin()
559   auto j = std::next(i, -1); // expected-warning{{Iterator decremented ahead of its valid range}}  in next_minus_1_begin()
560                              // expected-note@-1{{Iterator decremented ahead of its valid range}}  in next_minus_1_begin()
616   auto j = std::next(i, -2); // expected-warning{{Iterator decremented ahead of its valid range}}  in next_minus_2_begin()
617                              // expected-note@-1{{Iterator decremented ahead of its valid range}}  in next_minus_2_begin()
622   auto j = std::next(i, -2); // expected-warning{{Iterator decremented ahead of its valid range}}  in next_minus_2_behind_begin()
623                              // expected-note@-1{{Iterator decremented ahead of its valid range}}  in next_minus_2_behind_begin()
676   auto j = std::prev(i); // expected-warning{{Iterator decremented ahead of its valid range}}  in prev_plus_1_begin()
677                          // expected-note@-1{{Iterator decremented ahead of its valid range}}  in prev_plus_1_begin()
732   auto j = std::prev(i, 2); // expected-warning{{Iterator decremented ahead of its valid range}}  in prev_plus_2_begin()
733                             // expected-note@-1{{Iterator decremented ahead of its valid range}}  in prev_plus_2_begin()
738   auto j = std::prev(i, 2); // expected-warning{{Iterator decremented ahead of its valid range}}  in prev_plus_2_behind_begin()
739                             // expected-note@-1{{Iterator decremented ahead of its valid range}}  in prev_plus_2_behind_begin()
903   --i; // expected-warning{{Iterator decremented ahead of its valid range}}  in prefix_decr_begin_ptr_iterator()
904        // expected-note@-1{{Iterator decremented ahead of its valid range}}  in prefix_decr_begin_ptr_iterator()
909   i--; // expected-warning{{Iterator decremented ahead of its valid range}}  in postfix_decr_begin_ptr_iterator()
910        // expected-note@-1{{Iterator decremented ahead of its valid range}}  in postfix_decr_begin_ptr_iterator()
927   (void)(i - 2); // expected-warning{{Iterator decremented ahead of its valid range}}  in prefix_minus_2_begin_ptr_iterator()
928                  // expected-note@-1{{Iterator decremented ahead of its valid range}}  in prefix_minus_2_begin_ptr_iterator()
934   i -= 2; // expected-warning{{Iterator decremented ahead of its valid range}}  in postfix_minus_assign_2_begin_ptr_iterator()
935           // expected-note@-1{{Iterator decremented ahead of its valid range}}  in postfix_minus_assign_2_begin_ptr_iterator()