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Received: from 97-122-110-129.hlrn.qwest.net ([97.122.110.129]:56414 helo=bapiya) by box5379.bluehost.com with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.100.1) (envelope-from ) id 1xGylO-00000003AHC-0Mse; Wed, 14 Oct 2026 07:11:22 -0600 From: Tom Tromey To: Andrew Burgess Cc: Stephan Rohr , gdb-patches@sourceware.org Subject: Re: [PATCH] gdbsupport: assert upon an unhandled exception in scope_exit In-Reply-To: <87pkxjtb9i.fsf@redhat.com> (Andrew Burgess's message of "Fri, 09 Oct 2026 11:32:25 +0100") References: <20261007122724.924118-1-stephan.rohr@intel.com> <87pkxjtb9i.fsf@redhat.com> X-Attribution: Tom Date: Wed, 14 Oct 2026 07:11:21 -0600 Message-ID: <87zewg4ebq.fsf@tromey.com> User-Agent: Gnus/5.13 (Gnus v5.13) MIME-Version: 1.0 Content-Type: text/plain X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - box5379.bluehost.com X-AntiAbuse: Original Domain - sourceware.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tromey.com X-BWhitelist: no X-Source-IP: 97.122.110.129 X-Source-L: No X-Exim-ID: 1xGylO-00000003AHC-0Mse X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: 97-122-110-129.hlrn.qwest.net (bapiya) [97.122.110.129]:56414 X-Source-Auth: tom+tromey.com X-Email-Count: 5 X-Org: HG=bhshared;ORG=bluehost; X-Source-Cap: ZWx5bnJvYmk7ZWx5bnJvYmk7Ym94NTM3OS5ibHVlaG9zdC5jb20= X-Local-Domain: yes X-CMAE-Envelope: MS4xfJI1zTbe9NJ+RbgqsGHBAi6v7LvqNgjTYhMxy1Omh0tgBVPTnATXqc8PvX5HL0erS5+54qg+ZJIjYbb8N3Xf8U8jVR8gISWq0fF1UAH5C+RYHKZHT/3z 1wvakmikJ+c0zmwiKmVq5F+F91gcVNlUE97UKEvaAhJb//iFFhgRoJeTvSjFhjCeKdqvapTfv53dIe1iO3HFneBUsSmAcuJ8S/0= X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gdb-patches-bounces~public-inbox=simark.ca@sourceware.org >>>>> "Andrew" == Andrew Burgess writes: Andrew> I was originally going to write ex.message cannot be nullptr as we never Andrew> guard calls to ex.what anywhere else in GDB. But after checking, it is Andrew> possible to create a gdb_exception with a nullptr message. I guess in Andrew> practice though this never happens as any exception thrown vie Andrew> error(...) will always have been give a message, you'd have to work hard Andrew> to throw an exception without a message. Andrew> I wonder if we should make the what() function handle this case? Yeah, I think we should not allow making a message-less gdb exception. IIUC. Tom