Message ID | 20230607012956.2770169-1-jason@redhat.com |
---|---|
State | New |
Headers | show
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[130.44.146.16]) by smtp.gmail.com with ESMTPSA id mg1-20020a056214560100b00626195bdbbdsm5775371qvb.132.2023.06.06.18.29.58 for <gcc-patches@gcc.gnu.org> (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 Jun 2023 18:29:58 -0700 (PDT) To: gcc-patches@gcc.gnu.org Subject: [pushed] c++: add NRV testcase [PR58050] Date: Tue, 6 Jun 2023 21:29:56 -0400 Message-Id: <20230607012956.2770169-1-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=-12.8 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, SPF_HELO_NONE, SPF_NONE, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list <gcc-patches.gcc.gnu.org> List-Unsubscribe: <https://gcc.gnu.org/mailman/options/gcc-patches>, <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe> List-Archive: <https://gcc.gnu.org/pipermail/gcc-patches/> List-Post: <mailto:gcc-patches@gcc.gnu.org> List-Help: <mailto:gcc-patches-request@gcc.gnu.org?subject=help> List-Subscribe: <https://gcc.gnu.org/mailman/listinfo/gcc-patches>, <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe> From: Jason Merrill via Gcc-patches <gcc-patches@gcc.gnu.org> Reply-To: Jason Merrill <jason@redhat.com> Errors-To: gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org Sender: "Gcc-patches" <gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org> |
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[pushed] c++: add NRV testcase [PR58050]
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diff --git a/gcc/testsuite/g++.dg/opt/nrv24.C b/gcc/testsuite/g++.dg/opt/nrv24.C new file mode 100644 index 00000000000..7a7a59b26f7 --- /dev/null +++ b/gcc/testsuite/g++.dg/opt/nrv24.C @@ -0,0 +1,18 @@ +// PR c++/58050 +// { dg-do link } + +struct B { + B() { } + B(const B&); // not defined, link error on unnecessary copy + ~B() { } +}; +struct A { + static B make() { return B(); } +} a; +A *ap() { return &a; } +int main () { + {B b = A::make();} + {B B = a.make();} + {B b = ap()->make();} + {B b = A().make();} +}