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[130.44.159.43]) by smtp.gmail.com with ESMTPSA id d2-20020a05620a240200b006fa43e139b5sm2631947qkn.59.2022.11.30.19.46.41 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 30 Nov 2022 19:46:41 -0800 (PST) From: Jason Merrill To: gcc-patches@gcc.gnu.org Subject: [pushed] c++: small contracts fixes Date: Wed, 30 Nov 2022 22:46:39 -0500 Message-Id: <20221201034639.136411-1-jason@redhat.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII"; x-default=true X-Spam-Status: No, score=-12.5 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,GIT_PATCH_0,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Tested x86_64-pc-linux-gnu, applying to trunk. -- 8< -- The first is an actual bug: remove_contract_attributes was only keeping one attribute. The second just helps flow analysis in optimizers and static analyzers. gcc/cp/ChangeLog: * contracts.cc (remove_contract_attributes): Actually prepend to the list. * pt.cc (tsubst_contract): Only look for a postcondition if type is nonnull. --- gcc/cp/contracts.cc | 2 +- gcc/cp/pt.cc | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/gcc/cp/contracts.cc b/gcc/cp/contracts.cc index a9097016768..45f52b20392 100644 --- a/gcc/cp/contracts.cc +++ b/gcc/cp/contracts.cc @@ -869,7 +869,7 @@ remove_contract_attributes (tree fndecl) tree list = NULL_TREE; for (tree p = DECL_ATTRIBUTES (fndecl); p; p = TREE_CHAIN (p)) if (!cxx_contract_attribute_p (p)) - list = tree_cons (TREE_PURPOSE (p), TREE_VALUE (p), NULL_TREE); + list = tree_cons (TREE_PURPOSE (p), TREE_VALUE (p), list); DECL_ATTRIBUTES (fndecl) = nreverse (list); } diff --git a/gcc/cp/pt.cc b/gcc/cp/pt.cc index 2d8e4fdd4b5..08de273a900 100644 --- a/gcc/cp/pt.cc +++ b/gcc/cp/pt.cc @@ -11561,7 +11561,7 @@ tsubst_contract (tree decl, tree t, tree args, tsubst_flags_t complain, tree r = copy_node (t); /* Rebuild the result variable. */ - if (POSTCONDITION_P (t) && POSTCONDITION_IDENTIFIER (t)) + if (type && POSTCONDITION_P (t) && POSTCONDITION_IDENTIFIER (t)) { tree oldvar = POSTCONDITION_IDENTIFIER (t); base-commit: cda29c540037fbcf00a377196050953aab1d3d5b -- 2.31.1