https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110205
--- Comment #3 from David Binderman <dcb314 at hotmail dot com> --- Nearly a month later, the current list of clang warnings for the range code is: ../../trunk.year/gcc/gimple-range-cache.h:140:17: warning: private field 'm_estimate' is not used [-Wunused-private-field] ../../trunk.year/gcc/range-op-mixed.h:567:8: warning: 'op1_op2_relation_effect' overrides a member function but is not marked 'override' [-Winconsistent-missing-override] ../../trunk.year/gcc/range-op.cc:2254:8: warning: 'update_bitmask' overrides a member function but is not marked 'override' [-Winconsistent-missing-override] ../../trunk.year/gcc/range-op.cc:2392:16: warning: 'op1_range' overrides a member function but is not marked 'override' [-Winconsistent-missing-override] ../../trunk.year/gcc/range-op.cc:2396:16: warning: 'fold_range' overrides a member function but is not marked 'override' [-Winconsistent-missing-override] ../../trunk.year/gcc/range-op.cc:2401:16: warning: 'wi_fold' overrides a member function but is not marked 'override' [-Winconsistent-missing-override] ../../trunk.year/gcc/range-op.cc:2404:16: warning: 'wi_op_overflows' overrides a member function but is not marked 'override' [-Winconsistent-missing-override] ../../trunk.year/gcc/range-op.cc:2419:16: warning: 'fold_range' overrides a member function but is not marked 'override' [-Winconsistent-missing-override] ../../trunk.year/gcc/range-op.cc:2423:16: warning: 'wi_fold' overrides a member function but is not marked 'override' [-Winconsistent-missing-override] ../../trunk.year/gcc/range-op.cc:2428:16: warning: 'wi_op_overflows' overrides a member function but is not marked 'override' [-Winconsistent-missing-override] ../../trunk.year/gcc/range-op.cc:2432:16: warning: 'op1_range' overrides a member function but is not marked 'override' [-Winconsistent-missing-override] ../../trunk.year/gcc/range-op.cc:2436:25: warning: 'lhs_op1_relation' overrides a member function but is not marked 'override' [-Winconsistent-missing-override] These might be worth fixing.