X-Recipient: archive-cygwin AT delorie DOT com X-SWARE-Spam-Status: No, hits=-2.1 required=5.0 tests=AWL,BAYES_00,KHOP_THREADED,RCVD_IN_HOSTKARMA_NO,SPF_NEUTRAL,TW_NW,T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Message-ID: <4F89B215.9050903@cornell.edu> Date: Sat, 14 Apr 2012 13:21:25 -0400 From: Ken Brown User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:10.0.1) Gecko/20120208 Thunderbird/10.0.1 MIME-Version: 1.0 To: cygwin AT cygwin DOT com Subject: Re: gcc: turning off large-address awareness References: <4F896504 DOT 3030006 AT cornell DOT edu> In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-PMX-CORNELL-SPAM-CHECKED: Pawpaw X-Original-Sender: kbrown AT cornell DOT edu - Sat Apr 14 13:21:32 2012 X-PMX-CORNELL-REASON: CU_White_List_Override X-IsSubscribed: yes Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com On 4/14/2012 12:37 PM, Earnie Boyd wrote: > On Sat, Apr 14, 2012 at 7:52 AM, Ken Brown wrote: >> For testing purposes, I'd like to build without large-address awareness. >> What's the right way to do that? I tried >> >> LDFLAGS=-Wl,--no-large-address-aware >> >> and >> >> LDFLAGS=-Wl,--disable-large-address-aware >> >> but both resulted in "unrecognized option" errors from ld. > > You specify --large-address-aware if you want it and don't specify if > you don't want it. Sorry, I should have explained more clearly what the issue is. Cygwin's gcc specifies --large-address-aware by default: $ gcc -dumpspecs | grep large %{mwindows:--subsystem windows} %{mconsole:--subsystem console} %{!mno-cygwin:%{!mno-use-libstdc-wrappers: --wrap _Znwj --wrap _Znaj --wrap _ZdlPv --wrap _ZdaPv --wrap _ZnwjRKSt9nothrow_t --wrap _ZnajRKSt9nothrow_t --wrap _ZdlPvRKSt9nothrow_t --wrap _ZdaPvRKSt9nothrow_t }} %{shared: %{mdll: %eshared and mdll are not compatible}} %{shared: --shared} %{mdll:--dll} %{static:-Bstatic} %{!static:-Bdynamic} %{shared|mdll: --enable-auto-image-base -e %{mno-cygwin:_DllMainCRTStartup AT 12} %{!mno-cygwin:__cygwin_dll_entry AT 12}} %{!mno-cygwin:--dll-search-prefix=cyg %{!shared: %{!mdll: --large-address-aware --tsaware}}} I'm trying to override this default. Ken -- 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