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[130.44.159.43]) by smtp.gmail.com with ESMTPSA id c26-20020a05620a0cfa00b0073b587194d0sm534220qkj.104.2023.03.09.19.57.39 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Mar 2023 19:57:39 -0800 (PST) From: Jason Merrill To: gcc-patches@gcc.gnu.org Subject: [pushed] c++: signed __int128_t [PR108099] Date: Thu, 9 Mar 2023 22:57:36 -0500 Message-Id: <20230310035736.2418695-1-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=-12.6 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 code for handling signed + typedef was breaking on __int128_t, because it isn't a proper typedef: it doesn't have DECL_ORIGINAL_TYPE. PR c++/108099 gcc/cp/ChangeLog: * decl.cc (grokdeclarator): Handle non-typedef typedef_decl. gcc/testsuite/ChangeLog: * g++.dg/ext/int128-7.C: New test. --- gcc/cp/decl.cc | 11 ++++++++--- gcc/testsuite/g++.dg/ext/int128-7.C | 4 ++++ 2 files changed, 12 insertions(+), 3 deletions(-) create mode 100644 gcc/testsuite/g++.dg/ext/int128-7.C diff --git a/gcc/cp/decl.cc b/gcc/cp/decl.cc index 30c7470974d..b1603859644 100644 --- a/gcc/cp/decl.cc +++ b/gcc/cp/decl.cc @@ -12440,10 +12440,15 @@ grokdeclarator (const cp_declarator *declarator, { if (typedef_decl) { - pedwarn (loc, OPT_Wpedantic, "%qs specified with %qT", - key, type); + pedwarn (loc, OPT_Wpedantic, "%qs specified with %qD", + key, typedef_decl); ok = !flag_pedantic_errors; - type = DECL_ORIGINAL_TYPE (typedef_decl); + if (is_typedef_decl (typedef_decl)) + type = DECL_ORIGINAL_TYPE (typedef_decl); + else + /* PR108099: __int128_t comes from c_common_nodes_and_builtins, + and is not built as a typedef. */ + type = TREE_TYPE (typedef_decl); typedef_decl = NULL_TREE; } else if (declspecs->decltype_p) diff --git a/gcc/testsuite/g++.dg/ext/int128-7.C b/gcc/testsuite/g++.dg/ext/int128-7.C new file mode 100644 index 00000000000..bf5e8c40a4b --- /dev/null +++ b/gcc/testsuite/g++.dg/ext/int128-7.C @@ -0,0 +1,4 @@ +// PR c++/108099 +// { dg-do compile { target { c++11 && int128 } } } + +using i128 = signed __int128_t; // { dg-error "specified with" } base-commit: 68c5d92a1390ecccb61d3600a95eeff6caf7ccdf -- 2.31.1