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[79.227.162.190]) by smtp.gmail.com with ESMTPSA id b15-20020a056000054f00b0031980294e9fsm2421483wrf.116.2023.11.17.06.16.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Nov 2023 06:16:25 -0800 (PST) In-Reply-To: ("Gerd =?utf-8?Q?M=C3=B6llmann?= =?utf-8?Q?=22's?= message of "Thu, 16 Nov 2023 21:12:49 +0100") Received-SPF: pass client-ip=2a00:1450:4864:20::42a; envelope-from=gerd.moellmann@gmail.com; helo=mail-wr1-x42a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:312869 Archived-At: Gerd M=C3=B6llmann writes: > Jo=C3=A3o T=C3=A1vora writes: > >> On Thu, Nov 16, 2023 at 5:44=E2=80=AFPM Gerd M=C3=B6llmann wrote: >>> >>> Jo=C3=A3o T=C3=A1vora writes: >>> >>> > AFTER loading it >>> > >>> > ... >>> >>> The magnitude of the difference when additional methods are defined I >>> find surprising. >> >> Speaking of that, be sure to reproduce my results. These are results >> from an Emacs -Q run, and fortunately they are consistent across runs >> in the same machine. In my normal work session, I sometimes get much >> more dramatic slowdowns with these very same benchmarks, and I don't >> know why, maybe some garbage collection effect? > > Yeah, please see my other mail, I've looked into cl-generics a bit. Not > that I could explain anything now :-) Hm, that's actually not true. One thing that one can conclude, I think, is that the very first execution of a generic function with a given argument type combination (i.e. an effective method) does not count, so to say, because that computes the effective memthod and memoizes it.