https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69850
--- Comment #17 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Fri Feb 19 16:02:51 2016 New Revision: 233561 URL: https://gcc.gnu.org/viewcvs?rev=233561&root=gcc&view=rev Log: PR c++/69850 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR condition. * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary operators if folding preserved the binop, just with different arguments. * g++.dg/warn/Wnonnull-compare-2.C: New test. * g++.dg/warn/Wnonnull-compare-3.C: New test. Added: trunk/gcc/testsuite/g++.dg/warn/Wnonnull-compare-2.C trunk/gcc/testsuite/g++.dg/warn/Wnonnull-compare-3.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/cp-gimplify.c trunk/gcc/cp/init.c trunk/gcc/testsuite/ChangeLog
