From patchwork Mon Oct 10 16:48:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sunil Pandey X-Patchwork-Id: 58618 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 24CF0385780E for ; Mon, 10 Oct 2022 16:49:06 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 24CF0385780E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1665420546; bh=Btqvkr/HQwnX/vg04hvjUSiseOQKvMC+qBN3oNcb87Y=; h=To:Subject:Date:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:From; b=wOlk2kZRaFSMv1UX1W0hXGm6AUsBmJqYNuhqE5V/IlylOAvRVdJOM5JMw4irJvAM3 k7HuQIjyvhiqVU6WITiPFZaRA+CozK6dd/1l7sGbI9fXmjHRuRW6j6z1+jXnNDvDyU Onnbuohzpvj2XB6gjCATFpL2OX9+pJqNrX/+yNfg= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by sourceware.org (Postfix) with ESMTPS id 898393857B94 for ; Mon, 10 Oct 2022 16:48:44 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 898393857B94 X-IronPort-AV: E=McAfee;i="6500,9779,10496"; a="301888301" X-IronPort-AV: E=Sophos;i="5.95,173,1661842800"; d="scan'208";a="301888301" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Oct 2022 09:48:43 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10496"; a="694705245" X-IronPort-AV: E=Sophos;i="5.95,173,1661842800"; d="scan'208";a="694705245" Received: from scymds02.sc.intel.com ([10.82.73.244]) by fmsmga004.fm.intel.com with ESMTP; 10 Oct 2022 09:48:43 -0700 Received: from gskx-1.sc.intel.com (gskx-1.sc.intel.com [172.25.149.211]) by scymds02.sc.intel.com with ESMTP id 29AGmhtS023894 for ; Mon, 10 Oct 2022 09:48:43 -0700 To: libc-alpha@sourceware.org Subject: [PATCH] String: Improve test coverage for memchr Date: Mon, 10 Oct 2022 09:48:42 -0700 Message-Id: <20221010164842.453596-1-skpgkp2@gmail.com> X-Mailer: git-send-email 2.36.1 MIME-Version: 1.0 X-Spam-Status: No, score=-7.7 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, FORGED_GMAIL_RCVD, FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM, GIT_PATCH_0, HK_RANDOM_ENVFROM, HK_RANDOM_FROM, KAM_DMARC_NONE, KAM_DMARC_STATUS, NML_ADSP_CUSTOM_MED, SPF_HELO_NONE, SPF_SOFTFAIL, SPOOFED_FREEMAIL, SPOOF_GMAIL_MID, TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Sunil K Pandey via Libc-alpha From: Sunil Pandey Reply-To: Sunil K Pandey Errors-To: libc-alpha-bounces+patchwork=sourceware.org@sourceware.org Sender: "Libc-alpha" This test improves memchr coverage near page boundary. --- string/test-memchr.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/string/test-memchr.c b/string/test-memchr.c index 279a67ebe6..1cbcd57fd4 100644 --- a/string/test-memchr.c +++ b/string/test-memchr.c @@ -247,8 +247,11 @@ test_main (void) /* BZ#21182 - wrong overflow calculation for i686 implementation with address near end of the page. */ for (i = 2; i < 16; ++i) - /* page_size is in fact getpagesize() * 2. */ - do_test (page_size / 2 - i, i, i, 1, 0x9B); + { + /* page_size is in fact getpagesize() * 2. */ + do_test (page_size / 2 - i, i, i, 1, 0x9B); + do_test (page_size / 2 - i, i - 1, i - 1, 1, 0x9B); + } do_random_tests (); do_overflow_tests ();