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Thu, 07 Oct 2021 15:29:55 -0700 (PDT) MIME-Version: 1.0 References: <022a01d7ba5e$05ddc0b0$11994210$@etri.re.kr> In-Reply-To: <022a01d7ba5e$05ddc0b0$11994210$@etri.re.kr> From: jim.cromie@gmail.com Date: Thu, 7 Oct 2021 16:29:29 -0600 Message-ID: Subject: Re: error: impossible constraint in 'asm' when compiling kernel code with -O0 option To: ckim@etri.re.kr Cc: kernelnewbies X-BeenThere: kernelnewbies@kernelnewbies.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Learn about the Linux kernel List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: kernelnewbies-bounces@kernelnewbies.org T24gVHVlLCBPY3QgNSwgMjAyMSBhdCA5OjAwIFBNIDxja2ltQGV0cmkucmUua3I+IHdyb3RlOgo+ Cj4gSW4gbGludXgtNS40LjIxIGNvZGUsCj4KPiBUbyBwcmV2ZW50IHNvbWUgdmFyaWFibGVzIGZy b20gYmVpbmcg4oCYb3B0aW1pemVkIG91dOKAmSBkdXJpbmcga2VybmVsIGNvZGUgYW5hbHlzaXMg dXNpbmcgZ2RiLCBJIGFkZGVkIGluIGRyaXZlcnMvaW9tbXUvTWFrZWZpbGUsCj4KPiAocmVwbGFj aW5nIC1PMiBmbGFncyB0byAtTzAgZmxhZ3MgZm9yIHNvbWUgZmlsZXMsICBJIGZvdW5kIGh0dHA6 Ly93d3cuam9lbGZlcm5hbmRlcy5vcmcvbGludXgvMjAxOC8wNi8xMC9rZXJuZWwtZ2RiLmh0bWwg KQo+Cj4gQ0ZMQUdTX1JFTU9WRV9hcm0tc21tdS5vIDo9IC1PMgo+Cj4gQ0ZMQUdTX1JFTU9WRV9h cm0tc21tdS1pbXBsLm8gOj0gLU8yCj4KPiBDRkxBR1NfUkVNT1ZFX2lvLXBndGFibGUtYXJtLXY3 cy5vIDo9IC1PMgo+Cj4gQ0ZMQUdTX1JFTU9WRV9pby1wZ3RhYmxlLWFybS5vIDo9IC1PMgo+Cj4g Q0ZMQUdTX1JFTU9WRV9vZl9pb21tdS5vIDo9IC1PMgo+Cj4gQ0ZMQUdTX1JFTU9WRV9hcm0tc21t dS12My5vIDo9IC1PMgo+Cj4gQ0ZMQUdTX2FybS1zbW11Lm8gOj0gLU8wCj4KPiBDRkxBR1NfYXJt LXNtbXUtaW1wbC5vIDo9IC1PMAo+Cj4gQ0ZMQUdTX2lvLXBndGFibGUtYXJtLXY3cy5vIDo9IC1P MAo+Cj4gQ0ZMQUdTX2lvLXBndGFibGUtYXJtLm8gOj0gLU8wCj4KPiBDRkxBR1Nfb2ZfaW9tbXUu byA6PSAtTzAKPgo+IENGTEFHU19hcm0tc21tdS12My5vIDo9IC1PMAo+Cj4gQnV0IHdoZW4gSSBk byBtYWtlIEFSQ0g9YXJtNjQgQ1JPU1NfQ09NUElMRT1hYXJjaDY0LW5vbmUtZWxmLSBJbWFnZSwg SSBnZXQKPgo+IENBTEwgICAgc2NyaXB0cy9jaGVja3N5c2NhbGxzLnNoCj4KPiAgIENBTEwgICAg c2NyaXB0cy9hdG9taWMvY2hlY2stYXRvbWljcy5zaAo+Cj4gICBDSEsgICAgIGluY2x1ZGUvZ2Vu ZXJhdGVkL2NvbXBpbGUuaAo+Cj4gICBDQyAgICAgIGRyaXZlcnMvaW9tbXUvaW8tcGd0YWJsZS1h cm0ubwo+Cgp0cnkKbWFrZSAgIGRyaXZlcnMvaW9tbXUvaW8tcGd0YWJsZS1hcm0uaQppdCB3aWxs IHNob3cgeW91IGludGVybWVkaWF0ZSBvdXRwdXQuCgpJIGRpZCBpdCBvbiBrZXJuZWwvcGFyYW1z LmkgICggd3JvbmcgY29uZmlnIHRvIHJ1biB5b3VycykKCnlvdSB3aWxsIGZpbmQgdGhlIGFzbSBn b3RvIGNvZGUgdGhlcmVpbgoKW2ppbWNAc2Ftd2lzZSBsbS1zZXB0XSQgbGVzcyArL2p1bXBfbGFi ZWwga2VybmVsL3BhcmFtcy5pCgojIDUzICIvaG9tZS9qaW1jL3Byb2plY3RzL2x4L3drLW5leHQv YXJjaC94ODYvaW5jbHVkZS9hc20vanVtcF9sYWJlbC5oIgpzdGF0aWMgaW5saW5lIF9fYXR0cmli dXRlX18oKF9fZ251X2lubGluZV9fKSkKX19hdHRyaWJ1dGVfXygoX191bnVzZWRfXykpIF9fYXR0 cmlidXRlX18oKG5vX2luc3RydW1lbnRfZnVuY3Rpb24pKQpfX2F0dHJpYnV0ZV9fKChfX2Fsd2F5 c19pbmxpbmVfXykpIGJvbwpsIGFyY2hfc3RhdGljX2JyYW5jaF9qdW1wKHN0cnVjdCBzdGF0aWNf a2V5ICogY29uc3Qga2V5LCBjb25zdCBib29sIGJyYW5jaCkKewogZG8geyBhc20gZ290bygiMToi ICJqbXAgJWxbbF95ZXNdXG5cdCIgIi5wdXNoc2VjdGlvbiBfX2p1bXBfdGFibGUsClwiYXdcIiBc blx0IiAiICIgIi5iYWxpZ24gOCIgIiAiICJcblx0IiAiLmxvbmcgMWIgLSAuIFxuXHQiICIubG9u ZwolbFtsX3llc10gLSAuIFxuClx0IiAiICIgIi5xdWFkIiAiICIgIiVjMCArICVjMSAtIC5cblx0 IiAiLnBvcHNlY3Rpb24gXG5cdCIgOiA6ICJpIgooa2V5KSwgImkiIChicmFuY2gpIDogOiBsX3ll cyk7IGFzbSAoIiIpOyB9IHdoaWxlICgwKQoKCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgOwoKIHJldHVybiBmYWxzZTsKbF95ZXM6CiByZXR1cm4gdHJ1ZTsKfQoKZXh0 ZXJuIGludCBhcmNoX2p1bXBfZW50cnlfc2l6ZShzdHJ1Y3QganVtcF9lbnRyeSAqZW50cnkpOwoj IDExOCAiL2hvbWUvamltYy9wcm9qZWN0cy9seC93ay1uZXh0L2luY2x1ZGUvbGludXgvanVtcF9s YWJlbC5oIiAyCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwpLZXJuZWxuZXdiaWVzIG1haWxpbmcgbGlzdApLZXJuZWxuZXdiaWVzQGtlcm5lbG5ld2JpZXMu b3JnCmh0dHBzOi8vbGlzdHMua2VybmVsbmV3Ymllcy5vcmcvbWFpbG1hbi9saXN0aW5mby9rZXJu ZWxuZXdiaWVzCg==