From stdcxx-dev-return-406-apmail-incubator-stdcxx-dev-archive=incubator.apache.org@incubator.apache.org Thu Dec 08 20:58:36 2005 Return-Path: Delivered-To: apmail-incubator-stdcxx-dev-archive@www.apache.org Received: (qmail 89245 invoked from network); 8 Dec 2005 20:58:36 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (209.237.227.199) by minotaur.apache.org with SMTP; 8 Dec 2005 20:58:36 -0000 Received: (qmail 77921 invoked by uid 500); 8 Dec 2005 20:58:34 -0000 Delivered-To: apmail-incubator-stdcxx-dev-archive@incubator.apache.org Received: (qmail 77848 invoked by uid 500); 8 Dec 2005 20:58:33 -0000 Mailing-List: contact stdcxx-dev-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: stdcxx-dev@incubator.apache.org Delivered-To: mailing list stdcxx-dev@incubator.apache.org Received: (qmail 77743 invoked by uid 99); 8 Dec 2005 20:58:32 -0000 X-ASF-Spam-Status: No, hits=0.0 required=10.0 tests= X-Spam-Check-By: apache.org Received: from [192.87.106.226] (HELO ajax.apache.org) (192.87.106.226) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 08 Dec 2005 12:58:32 -0800 Received: from ajax.apache.org (ajax.apache.org [127.0.0.1]) by ajax.apache.org (Postfix) with ESMTP id 192A3192 for ; Thu, 8 Dec 2005 21:58:11 +0100 (CET) Message-ID: <1289900402.1134075491101.JavaMail.jira@ajax.apache.org> Date: Thu, 8 Dec 2005 21:58:11 +0100 (CET) From: "Martin Sebor (JIRA)" To: stdcxx-dev@incubator.apache.org Subject: [jira] Closed: (STDCXX-65) std::numeric_limits::traps = false when integer arithmetic traps In-Reply-To: <1879254908.1131667743562.JavaMail.jira@ajax.apache.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Virus-Checked: Checked by ClamAV on apache.org X-Spam-Rating: minotaur.apache.org 1.6.2 0/1000/N [ http://issues.apache.org/jira/browse/STDCXX-65?page=all ] Martin Sebor closed STDCXX-65: ------------------------------ Fix confirmed. > std::numeric_limits::traps = false when integer arithmetic traps > --------------------------------------------------------------------- > > Key: STDCXX-65 > URL: http://issues.apache.org/jira/browse/STDCXX-65 > Project: STDCXX > Type: Bug > Components: 18. Language Support > Versions: 4.1.2 > Environment: all > Reporter: Martin Sebor > Assignee: Martin Sebor > Priority: Minor > Fix For: 4.1.3 > > The program below aborts. See also the related LWG issue 497: > http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-active.html#497 > $ cat t.cpp && nice make t -r CPPOPTS=-DSIGTRAP=5 && ./t > #include > #include > #include > #include > std::jmp_buf env; > extern "C" void handle_trap (int) > { > std::longjmp (env, 1); > } > volatile int zero; > int main () > { > const bool traps = std::numeric_limits::traps; > bool trapped = false; > std::signal (SIGFPE, handle_trap); > std::signal (SIGTRAP, handle_trap); > if (0 == setjmp (env)) { > zero = 2 / zero; > } > else { > trapped = true; > } > assert (traps && trapped || !traps && !trapped); > } > eccp -c -I/build/sebor/dev/stdlib/include/ansi -D_RWSTDDEBUG -D_RWSTD_USE_CONFIG -I/build/sebor/eccp-3.6-11s/include -I/build/sebor/dev/stdlib/include -I/build/sebor/dev/stdlib/../rwtest -I/build/sebor/dev/stdlib/../rwtest/include -I/build/sebor/dev/stdlib/tests/include -DSIGTRAP=5 -A -x --template_directory=/build/sebor/eccp-3.6-11s/lib -g --display_error_number --remarks --diag_suppress 193,236,340,401,261,479,487,678,679,815 t.cpp > eccp t.o -o t -L/build/sebor/eccp-3.6-11s/rwtest -lrwtest11s --template_directory=/build/sebor/eccp-3.6-11s/lib -L/build/sebor/eccp-3.6-11s/lib -lstd11s -lm > t.cpp:30: Assertion 'traps && trapped || !traps && !trapped' failed. > /build/sebor/eccp-3.6-11s/tests/t:__rw_assert_fail__4__rwFPCcT1iT1+0x84 > /build/sebor/eccp-3.6-11s/tests/t:main+0xcc > /build/sebor/eccp-3.6-11s/tests/t:_start+0x5c > Abort (core dumped) -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://issues.apache.org/jira/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira