From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 61438 invoked by alias); 17 Dec 2019 15:30:37 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 61357 invoked by uid 89); 17 Dec 2019 15:30:30 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-4.1 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE,SPF_PASS autolearn=ham version=3.3.1 spammy=strlen1, UD:strlenopt-8.c, strlenopt8c, strlenopt-8.c X-HELO: mail-vk1-f196.google.com Received: from mail-vk1-f196.google.com (HELO mail-vk1-f196.google.com) (209.85.221.196) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 17 Dec 2019 15:30:28 +0000 Received: by mail-vk1-f196.google.com with SMTP id u6so2767195vkn.13 for ; Tue, 17 Dec 2019 07:30:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=H1JsdncJZirtw3CEef257hNSPPIn6uZuHOpHWbb2j3c=; b=wFrxWQdd1etmV7d+BeegMUPRH8lhPdrNjvB4LzZawhm6GUcjU64UZKlj9zOxeYRFa3 ynZ8Be5X34edEytK/IHEPN0aLqYWHcO2F1o/uq1m/l9eOAB+jFNdfy1VumGsl60UU6AO tToX+IvvUTq962qtGNslZr7qIqx0+CJUo7YELKf/vGP0HAaM5QZZ+t0sfelDqgZoH7q3 pxA+kS5LAXSccPn3nuAoCQtFiJiG8N92b/LOpYffdZEPl8jS8gsFvDpbJzinVaF4+8Ws nRBxB9yXubJjLE5JdJDFVIL5DQfPuikNaUoXSCzRMfvhdJJwH92cF/ZqxpAcgAHV9UdC bHsA== MIME-Version: 1.0 References: <081f0235-96b3-988b-5605-ed5a0805b3c7@gmail.com> <5cf529c3-f69a-46c8-93fc-cce673e02b5c@gmail.com> <4e6a8395-0bc7-8820-7222-99a3bf3d2f3a@gmail.com> <6859a05e-a865-ea04-fd66-534cfe2b72af@gmail.com> <816ca005-4303-c3bd-398e-b2772be9b5e2@gmail.com> In-Reply-To: From: Christophe Lyon Date: Tue, 17 Dec 2019 15:31:00 -0000 Message-ID: Subject: Re: [PING 3][PATCH] track dynamic allocation in strlen (PR 91582) To: Jeff Law Cc: Martin Sebor , gcc-patches Content-Type: text/plain; charset="UTF-8" X-IsSubscribed: yes X-SW-Source: 2019-12/txt/msg01197.txt.bz2 On Sat, 14 Dec 2019 at 22:35, Jeff Law wrote: > > On Fri, 2019-12-13 at 17:55 -0700, Martin Sebor wrote: > > After more testing by Jeff's buildbot and correcting the problems > > it exposed I have committed the attached patch in r279392. > And just to close the loop on this. Your last version fixed all the > issues I saw in the tester. > Hi, On my side, I've noticed that r279392 caused regressions on arm. On arm-none-linux-gnueabi --with-mode arm --with-cpu cortex-a9 I see gcc.dg/strlenopt-8.c: pattern found 2 times FAIL: gcc.dg/strlenopt-8.c scan-tree-dump-times strlen1 "strlen \\(" 0 FAIL: gcc.dg/tree-ssa/pr87022.c (test for excess errors) Excess errors: /gcc/testsuite/gcc.dg/tree-ssa/pr87022.c:26:19: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] /gcc/testsuite/gcc.dg/tree-ssa/pr87022.c:26:19: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] /gcc/testsuite/gcc.dg/tree-ssa/pr87022.c:26:19: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] /gcc/testsuite/gcc.dg/tree-ssa/pr87022.c:26:19: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] /gcc/testsuite/gcc.dg/tree-ssa/pr87022.c:26:19: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] /gcc/testsuite/gcc.dg/tree-ssa/pr87022.c:26:19: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] Christophe > jeff > >