X-Recipient: archive-cygwin AT delorie DOT com
DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:subject:to:references:from:message-id:date
	:mime-version:in-reply-to:content-type
	:content-transfer-encoding; q=dns; s=default; b=CEEwmbC/GDI3aBpM
	c+wR9pnsi4zM6m2GzatEeLMlvdPOAe8WzmRgn49B3rbRyjfpFUsT+3bcaSsQNZdp
	0+zDl185mkokzDh7lbxJpmC2eZf7B8+RohSutiNlIWJq8QkY9SWr+2P1PWQ3PShm
	uDt2FwYAHhmBmF8dyZcBipEJvwQ=
DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:subject:to:references:from:message-id:date
	:mime-version:in-reply-to:content-type
	:content-transfer-encoding; s=default; bh=xRFsOpWFNVClvHLdNwZaH7
	JIEjo=; b=OwEvrATMTcKDNNYGF6h7H1ra0jPDC/PWs2JRXtNBbAC5W8M5/I93YR
	TR80YIhdDP14fAG2C14a9wxUXB8dKBACuGYoXUrdnxv8GGrVuK9Eb2PPiPCSxqFv
	EJD6Gm4WL9jMCFE+Mar7NxEhhWM0TGbwpt74zJb7X7IFcO/ArG6YM=
Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id: <cygwin.cygwin.com>
List-Subscribe: <mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive: <http://sourceware.org/ml/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender: cygwin-owner AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
Delivered-To: mailing list cygwin AT cygwin DOT com
Authentication-Results: sourceware.org; auth=none
X-Virus-Found: No
X-Spam-SWARE-Status: No, score=-0.9 required=5.0 tests=BAYES_00,KAM_LAZY_DOMAIN_SECURITY,SPF_HELO_PASS autolearn=no version=3.3.2 spammy=H*i:sk:5118c6c, H*f:sk:5118c6c, H*Ad:U*yselkowitz, Home
X-HELO: mx1.redhat.com
Subject: Re: php 7 upgrade -- segmentation fault
To: cygwin AT cygwin DOT com
References: <5118c6cbe09f3ed17a791417295bd3dafb91 AT guerrillamail DOT com>
From: Yaakov Selkowitz <yselkowitz AT cygwin DOT com>
Message-ID: <d7efaf50-2846-7dc5-e660-a26904f4e44c@cygwin.com>
Date: Tue, 29 Nov 2016 12:56:34 -0600
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.5.0
MIME-Version: 1.0
In-Reply-To: <5118c6cbe09f3ed17a791417295bd3dafb91@guerrillamail.com>
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Transfer-Encoding: 7bit
X-IsSubscribed: yes

On 2016-11-29 12:22, 59yfvs+f4bkzvgzw AT guerrillamail DOT com wrote:
> I can revert to php5 (insecure) and the problem is gone.  I just performed
> a full rebase which did nothing for this problem. Are you saying that on a
> Windows 7 64 bit Home system with 32 bit cygwin you are not having any issues?

I was testing on Windows 10 Pro.

> I found a solution that is not really satisfying.  If I go into Windows
> System Advanced Settings - Data Execution Prevention tab, and I explicitly
> add php.exe to the list of DEP exceptions, I no longer have errors with preg_match().

Ah, that explains it.  PHP 7 uses pcre's JIT functionality where 5.6 did 
not.  I guess you'd have the same problem with anything using a JIT. 
You will have to handle such issues with DEP on your end.

-- 
Yaakov

--
Problem reports:       http://cygwin.com/problems.html
FAQ:                   http://cygwin.com/faq/
Documentation:         http://cygwin.com/docs.html
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple