Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:103508 Return-Path: Delivered-To: mailing list internals@lists.php.net Received: (qmail 25413 invoked from network); 26 Nov 2018 15:37:42 -0000 Received: from unknown (HELO NAM01-SN1-obe.outbound.protection.outlook.com) (40.107.82.131) by pb1.pair.com with SMTP; 26 Nov 2018 15:37:42 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=RWSoftware.onmicrosoft.com; s=selector1-zend-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=cqLNEfcIqDSpoSWSnhYhxJZBEjbgCBu10CdUZYgaFY4=; b=YN7X8wJmWM1Gn52DQBZnEq9y0+pJSGi//xaWPBYVkeGBpQ6WpFlA9cO6dUYcej6CWLQghJkCBsXmaOiEn2MdYWMsETtT4sVhO9rvzyM/DQ7tUK5Q/RbiUHw7oagP9/xP1d/MXX4a9BpYjQY9lRaB3k7mXIyMPLAHexGZCQd36Mo= Received: from BY1PR02MB1260.namprd02.prod.outlook.com (10.162.109.14) by BY1PR02MB1115.namprd02.prod.outlook.com (10.162.108.141) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1361.14; Mon, 26 Nov 2018 12:01:02 +0000 Received: from BY1PR02MB1260.namprd02.prod.outlook.com ([fe80::d820:ec53:686e:d032]) by BY1PR02MB1260.namprd02.prod.outlook.com ([fe80::d820:ec53:686e:d032%6]) with mapi id 15.20.1361.019; Mon, 26 Nov 2018 12:01:02 +0000 To: "internals@lists.php.net" Thread-Topic: [PHP-DEV] declare(cache=0) - 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explanation From: dmitry@zend.com (Dmitry Stogov) DQpPbiAxMS8yNi8xOCAyOjE0IFBNLCBOaWtpdGEgUG9wb3Ygd3JvdGU6DQo+IE9uIE1vbiwgTm92 IDI2LCAyMDE4IGF0IDEwOjE1IEFNIFplZXYgU3VyYXNraSA8dnN1cmFza2lAZ21haWwuY29tPiB3 cm90ZToNCj4NCj4+IE9uIFN1biwgTm92IDI1LCAyMDE4IGF0IDExOjQzIFBNIE1hcmNvIFBpdmV0 dGEgPG9jcmFtaXVzQGdtYWlsLmNvbT4gd3JvdGU6DQo+Pg0KPj4+IElzIHRoYXQgc3BhY2UgcnJy cnJycmVlZWVlYWxseSBhIHByb2JsZW0/DQo+Pj4NCj4+PiBUYWtlIHRoZSBleGFtcGxlIFpGIGxv YWRlciBmcm9tIHRoZSBSRkM6IHRoYXQgYmFyZWx5IG1ha2VzIGFueSBkaWZmZXJlbmNlDQo+Pj4g YXQgYWxsLg0KPj4+DQo+Pj4gQSBzdHJvbmdlciByZWFzb25pbmcgZm9yIGFub3RoZXIgbGFuZ3Vh Z2UgY29uc3RydWN0ICh0aGF0IGNoYW5nZXMgZW5naW5lDQo+Pj4gYmVoYXZpb3VyKSBpcyBraW5m YSByZXF1aXJlZC4NCj4+Pg0KPj4gVGhlIGVtYWlscyBJJ3ZlIHdyaXR0ZW4gb24gdGhpcyB0aHJl YWQgYWxyZWFkeSBzdWdnZXN0ZWQgdGhhdCBJIHRlbmQgdG8NCj4+IGFncmVlLiAgSSBqdXN0IHNw b2tlIHdpdGggRG1pdHJ5IHRvIGJldHRlciB1bmRlcnN0YW5kIHdoeSBoZSBjYXJlZCBhYm91dCBz bw0KPj4gbGl0dGxlIHNwYWNlLCBhbmQgdHVybnMgb3V0IGhlIGRpZG4ndCBlaXRoZXIgLSB0aGUg cmF0aW9uYWxlIGlzIGRpZmZlcmVudA0KPj4gYW5kIGlzIHByZXR0eSBzdHJhaWdodGZvcndhcmQu DQo+Pg0KPj4gVGhlIGdvYWwgb2YgZGVjbGFyZShjYWNoZT0wKSB3b3VsZCBiZSB0byBhdm9pZCBw ZXJzaXN0aW5nIHV0aWxpdHkNCj4+IGZ1bmN0aW9ucy9jbGFzc2VzIHRoYXQgaGF2ZSB0byBkbyB3 aXRoIGEgcGFydGljdWxhciBwcmVsb2FkLnBocA0KPj4gaW1wbGVtZW50YXRpb24gLSBzbyB0aGF0 IHRoZXkgZG9uJ3QgYmVjb21lIGEgcGFydCBvZiB0aGUgYXBwJ3MgbWVtb3J5DQo+PiBjb250ZXh0 IGFuZCAncG9sbHV0ZScgaXRzIHNjb3BlLg0KPj4NCj4+IEZvciBleGFtcGxlLCB5b3UgbWF5IGlt cGxlbWVudCBhIHByZWxvYWRfZmlsZSgpIGZ1bmN0aW9uIGluIHByZWxvYWQucGhwLCBvcg0KPj4g cGVyaGFwcyBldmVuIGEgY2xhc3MgUHJlbG9hZHt9IHdpdGggc29tZSB1dGlsaXR5IGZ1bmN0aW9u cyB0aGF0IHdpbGwgYmUNCj4+IHJlc3BvbnNpYmxlIGZvciBpbmNsdWRlKClpbmcgYWxsIHRoZSB2 YXJpb3VzIGZpbGVzIHlvdSB3YW50IHRvIHByZWxvYWQgaW50bw0KPj4geW91ciBzZXJ2ZXIuIEN1 cnJlbnRseSwgZnVuY3Rpb24gcHJlbG9hZF9maWxlKCkgLyBjbGFzcyBQcmVsb2FkIHdvdWxkDQo+ PiBiZWNvbWUgcGVybWFuZW50IHBhcnRzIG9mIHRoZSBhcHAncyBzY29wZSAtIGFuZCBwb2xsdXRl IGl0IHRvIHNvbWUgZGVncmVlLg0KPj4gVGhleSdyZSBzb3J0IG9mIG1ldGEtY29kZSB0aGF0IGhh cyBubyBidXNpbmVzcyBzdGlja2luZyBhcm91bmQgaW4gdGhlIGFwcCdzDQo+PiBtZW1vcnkgc3Bh Y2Ugb25jZSB0aGUgcHJlbG9hZGluZyBzdGFnZSBpcyBvdmVyLiAgV2l0aCBkZWNsYXJlKGNhY2hl PTApIC0NCj4+IHRoZXNlIHdpbGwgZXhlY3V0ZSBqdXN0IGFzIGJlZm9yZSwgYnV0IHdvbid0IGJl IHBlcnNpc3RlZCBpbnRvIHRoZQ0KPj4gcGVybWFuZW50IHNjb3BlIChvciBpbnRvIHRoZSBPUGNh Y2hlIGF0IGFsbCwgZm9yIHRoYXQgbWF0dGVyKS4NCj4+DQo+PiBUaGVyZSdzIG5vIHdheSB0byAn YXV0b21hdGljYWxseScgYXBwbHkgdGhpcyAnZG8tbm90LWNhY2hlJywgYXMgaW4NCj4+IGRpZmZl cmVudCBpbXBsZW1lbnRhdGlvbnMgLSB0aGUgcHJlbG9hZC5waHAgZmlsZSBtaWdodCBhY3R1YWxs eSBpbmNsdWRlDQo+PiBjbGFzc2VzL2Z1bmN0aW9ucyBmb2xrcyB3b3VsZCBhY3R1YWxseSB3YW50 IHRvIHBlcnNpc3QsIGFuZCBpbiBvdGhlciBjYXNlcw0KPj4gZmlsZXMgaW5jbHVkZSgpZWQgYnkg cHJlbG9hZC5waHAgbWF5IGluIGZhY3QgaW5jbHVkZSBmdW5jdGlvbnMvY2xhc3Nlcw0KPj4gcGVv cGxlIGRvIG5vdCB3YW50IHRvIHBlcnNpc3QuICBUaGlzIGhhcyB0byBiZSBhIG1hbnVhbGx5LWFw cGxpZWQgZmVhdHVyZS4NCj4+DQo+PiBBcyBJIG1lbnRpb25lZCBpbiBhbm90aGVyIHJlcGx5IG9u IHRoaXMgdGhyZWFkLCBpdCdzIGFsc28gYSBuaWNlDQo+PiBydW50aW1lL2NvbmZpZ3VyYXRpb25s ZXNzIGFsdGVybmF0aXZlIGZvciB0aGUgYmxhY2tsaXN0IGZlYXR1cmUsIGluIGNhc2UNCj4+IHlv dSB3YW50IHRvIHByZXZlbnQgY2VydGFpbiBmaWxlcyBmcm9tIGJlaW5nIGNhY2hlZCBmb3Igd2hh dGV2ZXIgcmVhc29uDQo+PiAodGhhdCB1c2UgY2FzZSBpcyB1bnJlbGF0ZWQgdG8gdGhlIHByZWxv YWQgY2FwYWJpbGl0eSkuDQo+Pg0KPj4gSSdtIHBlcnNvbmFsbHkgZmluZSB3aXRoIHRoaXMgYmVp bmcgYWRtaXR0ZWQgdy9vIGEgZnVsbCBmbGVkZ2VkIFJGQyBpZg0KPj4gdGhlcmUgYXJlIG5vIG9i amVjdGlvbnMuDQo+Pg0KPj4gWmVldg0KPj4NCj4gSXQgd291bGQgbWFrZSBtb3JlIHNlbnNlIHRv IG1lIHRvIG5vdCBjYWNoZSBhbnl0aGluZyBmcm9tIHRoZSBwcmVsb2FkDQo+IHNjcmlwdCBvciBh bnl0aGluZyBpdCBpbmNsdWRlcywgYW5kIG9ubHkgbWFrZSB0aGluZ3MgZm9yIHdoaWNoDQo+IG9w Y2FjaGVfY29tcGlsZV9maWxlKCkgaXMgY2FsbGVkIHBhcnQgb2YgdGhlIHByZWxvYWQuIEFzIEkg dW5kZXJzdGFuZCBpdCwNCj4gcmlnaHQgbm93IGJvdGggaW5jbHVkZWQgYW5kIGNvbXBpbGVkIGZp bGVzIHdpbGwgYmUgcHJlbG9hZGVkLg0KPg0KPiBJIHRoaW5rIHRoYXQgd291bGQgYmUgYSBiZXR0 ZXIgc29sdXRpb24gdGhhbiBhIGRlY2xhcmUgYW5ub3RhdGlvbiwgYmVjYXVzZQ0KPiBpdCB3b3Vs ZCBhbGxvdyB5b3UgdG8gdXNlIGFyYml0cmFyeSBjb2RlIGluIHlvdXIgcHJlbG9hZCBzY3JpcHQu IFlvdSBjb3VsZA0KPiBtYWtlIHVzZSBvZiBub3JtYWwgbGlicmFyeSBjb2RlIC0tIHNvbWV0aGlu ZyB0aGF0IHdvdWxkIGJlIG11Y2ggaGFyZGVyIGlmDQo+IHlvdSBoYWQgdG8gaG90LXBhdGNoIHRo ZSBsaWJyYXJ5IHRvIGluY2x1ZGUgbm8tY2FjaGUgZGlyZWN0aXZlcyBmaXJzdC4NCg0KSW4gZ2Vu ZXJhbCwgdGhpcyBzb2x1dGlvbiBzaG91bGQgd29yay4NCg0KVGhhbmtzLiBEbWl0cnkuDQoNCg==