From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io1-xd2e.google.com (mail-io1-xd2e.google.com [IPv6:2607:f8b0:4864:20::d2e]) by sourceware.org (Postfix) with ESMTPS id 4F49A3858D1E for ; Fri, 24 Mar 2023 16:21:42 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 4F49A3858D1E Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=adacore.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=adacore.com Received: by mail-io1-xd2e.google.com with SMTP id y85so963952iof.13 for ; Fri, 24 Mar 2023 09:21:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=adacore.com; s=google; t=1679674901; h=mime-version:user-agent:message-id:in-reply-to:date:references :subject:cc:to:from:from:to:cc:subject:date:message-id:reply-to; bh=fQKNfQMQd1IZlia81+6JY9PfzZA3Ov3w28GMD4hhdNk=; b=hWn+VmJ3LbSWZu9LSHexarKwAvr4gbmCtob3LjvI1jDe9ICvAZp+OGNO4n19L4OCCT 5d2vJ8FZKZd24RQj41xs0F0zCOowqNXQW1+rAZkQSdWQgaCEqR/kVoFVy/Fb+7uNq487 Qgyz8FG7jjhirgBqwD2CYYyPax9jAdIDSfHaXsrCzPf4jJBqnYO+qtF2jwCEa5tPAdWV 2TDRNcnhfLdSVK8dPCxbbDZ4Vf5Gt/xS3B93VY5DNfIHZRTD0yqbCPuCZmVwff4FD+yp 6GX1UXQEVTZVaRcD60cqhgWlLGC366Q8NSNe4Ym3teaunDjuT3lOTRB8EvQBtNiQPBHk xtuw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1679674901; h=mime-version:user-agent:message-id:in-reply-to:date:references :subject:cc:to:from:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=fQKNfQMQd1IZlia81+6JY9PfzZA3Ov3w28GMD4hhdNk=; b=UYrBVEHE0U8Jvm3mSZG4q040GcDKpcNktXYwDspgLCs8Xx/JKQkU9bDSSWmYDhh7bv eFkUsbhGStbCat1uuqGnM1xO1ubgLGTgoGiSobR2bPYel4IqF97MLduabhV1LxRDh8oj ez1mfOxVa6eXj7nlj9CeFx4P5RhzwU6r+Sjgxb1qPDEfZblZ9C7Di6l21oBeee7ZpNIV fXKOZI3nKiXb62wQCfUA3s/A7e2pt4SoL2DsFTPWuG2J7Oga8TOV+kGCtAiI765k562f QIVigQmLY0h1Tzovx0JzywbD+EdYOJbXmE/fxNiWuNWxOWUSLMeLxZVEFsJyaYY6hhE9 AaFQ== X-Gm-Message-State: AO0yUKUARXahisl1siuLltLE0GndWXuiblmiBEVhPxkmhHQK5bUt1i1y jgN/39CB+x+012hwkhQMkvSQBw== X-Google-Smtp-Source: AK7set/97on+ZDT+7lHUmXRyPblXrJmhRIbwoESDpqwRXDbPGsuu5+FS+B/baEiIsNF7Fjy4+JJoiw== X-Received: by 2002:a5d:9d52:0:b0:746:1c75:233a with SMTP id k18-20020a5d9d52000000b007461c75233amr2436013iok.20.1679674901504; Fri, 24 Mar 2023 09:21:41 -0700 (PDT) Received: from murgatroyd (71-211-185-113.hlrn.qwest.net. [71.211.185.113]) by smtp.gmail.com with ESMTPSA id u25-20020a6b4919000000b007587ebc983bsm2385407iob.48.2023.03.24.09.21.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Mar 2023 09:21:41 -0700 (PDT) From: Tom Tromey To: Segher Boessenkool Cc: Tom Tromey , Alexandre Oliva , gcc-patches@gcc.gnu.org Subject: Re: [PATCH] [rs6000] adjust return_pc debug attrs References: <20230313143043.GA25951@gate.crashing.org> <87fsa3ibhp.fsf@tromey.com> <20230317165805.GE25951@gate.crashing.org> X-Attribution: Tom Date: Fri, 24 Mar 2023 10:21:40 -0600 In-Reply-To: <20230317165805.GE25951@gate.crashing.org> (Segher Boessenkool's message of "Fri, 17 Mar 2023 11:58:05 -0500") Message-ID: <87fs9udsrv.fsf@tromey.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Spam-Status: No, score=-5.5 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,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: >>>>> "Segher" == Segher Boessenkool writes: >> FWIW I sent a gdb patch to work around this bug. However, in my >> examples, I only ever saw a nop following the call instruction -- so I >> had gdb check for this. Segher> GCC inserts just a nop in most cases, but the linker or dynamic linker Segher> can replace it. Thanks. I've updated my gdb patch to drop the nop check. Tom