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Thu, 11 Feb 2021 08:40:32 +0000 From: Gary Oblock To: "gcc@gcc.gnu.org" Subject: Collect2 issue Thread-Topic: Collect2 issue Thread-Index: AQHXAE6yF2//KIWdXEu6ynAEOvcoHA== Date: Thu, 11 Feb 2021 08:40:31 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [69.181.250.88] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 87e1955a-2218-487f-a7ba-08d8ce68b171 x-ms-traffictypediagnostic: BYAPR01MB3958: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:8882; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-forefront-antispam-report: CIP:255.255.255.255; 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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: gcc@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 11 Feb 2021 08:40:35 -0000 I'm running my new optimization (LTO with one partition) on a SPEC17 test. I got the mysterious message "collect2: error: ld returned 1 exit status" Now, first off, with my debugging on at full tilt and it's clear my optimization bailed out after analyzing the code without doing anything. Second, this is a canned test not modified by me or anybody else for that matter so, it's not a user error. Finally, reading various blogs it seems that old object files hanging around can make collect2 to go bonkers. Therefore, I used specmake to clean the build and it didn't help, not that this makes any sense with one partition. By the way, for those of you that get upset at the very notion of invoking LTO as one partition, it's actually not that bad. I can compiler gcc that way on a laptop in about 50 minuets using only 4.7% of my memory! Any ideas?? What's happening, how to diagnose what's happening, how to work around it, etc... Thanks, Gary CONFIDENTIALITY NOTICE: This e-mail message, including any attachments, is = for the sole use of the intended recipient(s) and contains information that= is confidential and proprietary to Ampere Computing or its subsidiaries. I= t is to be used solely for the purpose of furthering the parties' business = relationship. Any unauthorized review, copying, or distribution of this ema= il (or any attachments thereto) is strictly prohibited. If you are not the = intended recipient, please contact the sender immediately and permanently d= elete the original and any copies of this email and any attachments thereto= .