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Wed, 13 Mar 2024 16:57:32 -0700 (PDT) X-Google-Smtp-Source: AGHT+IE/XPuHZekOwLkdkEW6K4GsYiw508zWQE7WOcMsHREZDY5vm4yni/cMnjH/7n9pqXBruoEg7Sf3PVQfI97ieek= X-Received: by 2002:a0d:d004:0:b0:609:fce7:f61c with SMTP id s4-20020a0dd004000000b00609fce7f61cmr196429ywd.46.1710374252194; Wed, 13 Mar 2024 16:57:32 -0700 (PDT) MIME-Version: 1.0 References: <578038658.1014.1706641415312@jenkins.jenkins> <74C444DC-7CEE-408D-822A-2DD63CF93C32@linaro.org> <30E33AC9-E689-4BD9-B862-9A1F4C018A72@linaro.org> <87h6h9x38t.fsf@tromey.com> In-Reply-To: <87h6h9x38t.fsf@tromey.com> From: Jonathan Wakely Date: Wed, 13 Mar 2024 23:57:16 +0000 Message-ID: Subject: Re: [Linaro-TCWG-CI] gdb-14-branchpoint-1411-g033bc67bdb0: FAIL: 2 regressions on arm To: Tom Tromey Cc: Maxim Kuvyrkov , gdb-testers@sourceware.org, Linaro Toolchain Working Group X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,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 List-Id: On Wed, 13 Mar 2024 at 20:53, Tom Tromey wrote: > > >> Just a guess, but maybe making the type global instead of a local type > >> (with no linkage) will solve it: > >> > >> --- a/libstdc++-v3/testsuite/libstdc++-prettyprinters/cxx11.cc > >> +++ b/libstdc++-v3/testsuite/libstdc++-prettyprinters/cxx11.cc > >> @@ -63,6 +63,11 @@ struct datum > >> > >> std::unique_ptr global; > >> > >> +struct custom_cat : std::error_category { > >> + const char* name() const noexcept { return "miaow"; } > >> + std::string message(int) const { return ""; } > >> +}; > > gdb doesn't generally handle local types well -- a longstanding bug > nobody has tried to fix. > > However my patch wasn't intended to introduce this problem. > Perhaps it is at fault. I've pushed the workaround to trunk now anyway, as r14-9457-ga8c7c3a40953e3 I haven't backported it yet.