From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from m15114.mail.126.com (m15114.mail.126.com [220.181.15.114]) by sourceware.org (Postfix) with ESMTP id B7ACB3858418 for ; Wed, 22 Dec 2021 15:32:43 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org B7ACB3858418 Received: from [192.168.1.2] (unknown [101.93.196.242]) by smtp7 (Coremail) with SMTP id DsmowAAnL1cURcNhl_+4Ag--.65121S2; Wed, 22 Dec 2021 23:32:37 +0800 (CST) Message-ID: Date: Wed, 22 Dec 2021 23:32:37 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.4.1 Content-Language: en-US To: Adrian Moreno , gcc-help@gcc.gnu.org References: From: LIU Hao Subject: Re: broken code only when optimized "-O2" In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------NHTLxHLXWy1bw0PnnIls8iAI" X-CM-TRANSID: DsmowAAnL1cURcNhl_+4Ag--.65121S2 X-Coremail-Antispam: 1Uf129KBjvdXoWrtr17Zr17ArWDKrWDWr13CFg_yoW3XrbEkF nYyFZ8W3yIqFsaqan3Kws8A39rG34j9r18Aw1kJanFg34fZayfWan7KryYqa48CFn7Xry7 ur1xJrW8G34agjkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IU0KYLDUUUUU== X-Originating-IP: [101.93.196.242] X-CM-SenderInfo: 5okbz0xxvhqiyswou0bp/1tbi5BZxRlpECdikYQAAsP X-Spam-Status: No, score=-3127.1 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_FROM, KAM_SHORT, NICE_REPLY_A, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gcc-help@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-help mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Dec 2021 15:32:48 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------NHTLxHLXWy1bw0PnnIls8iAI Content-Type: multipart/mixed; boundary="------------QobwX02r9XKuP0VT2Tf4XPIA"; protected-headers="v1" From: LIU Hao To: Adrian Moreno , gcc-help@gcc.gnu.org Message-ID: Subject: Re: broken code only when optimized "-O2" References: In-Reply-To: --------------QobwX02r9XKuP0VT2Tf4XPIA Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: base64 5ZyoIDIwMjEtMTItMjEgMjM6NDAsIEFkcmlhbiBNb3Jlbm8gdmlhIEdjYy1oZWxwIOWGmemB kzoNCj4gSGVsbG8sDQo+IA0KPiBJIG5lZWQgc29tZSBoZWxwIHVuZGVyc3RhbmRpbmcgd2hh dCBtaWdodCBiZSB3cm9uZyB3aXRoIGEgcGllY2Ugb2YgY29kZSBmcm9tIHRoZSBvcGVudnN3 aXRjaCANCj4gcHJvamVjdC4gQnkgJHtzdWJqZWN0fSBJJ20gbm90IHN1Z2dlc3RpbmcgdGhl cmUncyBhIHByb2JsZW0gaW4gZ2NjLCBjbGFuZyBhbHNvIHNob3dzIHRoZSBzYW1lIA0KPiBi ZWhhdmlvciBzbyBpdCdzIGxpa2VseSBvdXIgY29kZSBpcyBicm9rZW4uIEkgYW0ga2luZGx5 IGFza2luZyBmb3IgaGVscCB0byB1bmRlcnN0YW5kL3Ryb3VibGVzaG9vdCANCj4gdGhlIHBy b2JsZW0uDQo+IA0KDQpUaGUgdHlwaWNhbCBhcHByb2FjaCB0byBkaXNjb3ZlcmluZyBzdWNo IGlzc3VlcyBpcyB0byB1c2UgYWRkcmVzcyBzYW5pdGl6ZXIgWzFdIG9yIHZhbGdyaW5kIFsy XS4gVGhlIA0KZm9ybWVyIGlzIHVzdWFsbHkgcmVjb21tZW5kZWQuIE9wdGltaXphdGlvbiBp cyBub3QgbmVjZXNzYXJpbHkgZW5hYmxlZC4NCg0KDQpbMV0gaHR0cHM6Ly9nY2MuZ251Lm9y Zy9vbmxpbmVkb2NzL2djYy9JbnN0cnVtZW50YXRpb24tT3B0aW9ucy5odG1sI2luZGV4LWZz YW5pdGl6ZV8wMDNkYWRkcmVzcw0KWzJdIGh0dHBzOi8vdmFsZ3JpbmQub3JnL2RvY3MvbWFu dWFsL3F1aWNrLXN0YXJ0Lmh0bWwNCg0KDQotLSANCkJlc3QgcmVnYXJkcywNCkxJVSBIYW8N Cg== --------------QobwX02r9XKuP0VT2Tf4XPIA-- --------------NHTLxHLXWy1bw0PnnIls8iAI Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature" -----BEGIN PGP SIGNATURE----- wsF5BAABCAAjFiEEZJCxCN6/ow6T+6yoFqQYocZTnsgFAmHDRRUFAwAAAAAACgkQFqQYocZTnsiN ww//e5UwSO+yhSrS0xW1fZkMWjzUn9QcLyyJmuT3ZSo4wbJkGWCjGL4yBRsci6Z4UobMwLNOuK8D RO6sf9PuZ4otZH09mercbaZPX6iC5E5yCGE09AqTIw/Yufap56F9148xDe5ECR41zLHzj2D1RkKu KJwXiEyiYLgUhmvyFRe0xcLzQn5NeUPXwc1df9ImU5l4NEBhyV6lAug2AQlPeWob2rP6OlNbnj0h cfdqveTWehIWByvYR6xBkt9aKn8Zp0ljLxgXjBnxZWipwTgM8FrKjv/hpQ005clzijnqM+RvjOBq bNTZH3Wgae/FJS7bw6VeC1mV8n4+rO+lf/OV8wCRmGwf4JsARcRMDq9UuSRx/vrqaeLRwdzXiVoe BfA1X7p+hrtRV9pVbpM7LW3ls94+ss7HGDJhUhZ/csQUdY/9rw3xmiSGfpmGeG20YBWZsx71nIC7 W6jT6ILq4fHvcFzEv+viqcD2FMW5DF7ZKYbWlDbCxdKVxoBL06YSqdaPPbEAS5qqlZmGGtA0x8gO dKWxnLaqjN2deb/hhnOTVr8MSFbYfnjAPyT+DMViCNDnvYwz3Bm24ujdImHHfLHr7xY9vp21VuEF G4B497oZTs6F4ncZDSFg0IgtY0l4jwRXii427+lHRIfyEV4Vvkj4MTYBxfYH20ltBUmTmBSKbMgC G+Q= =PBWE -----END PGP SIGNATURE----- --------------NHTLxHLXWy1bw0PnnIls8iAI--