From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr1-f43.google.com (mail-wr1-f43.google.com [209.85.221.43]) by sourceware.org (Postfix) with ESMTPS id E4AF03858C53 for ; Mon, 4 Apr 2022 12:51:44 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org E4AF03858C53 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=palves.net Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-wr1-f43.google.com with SMTP id w21so14387522wra.2 for ; Mon, 04 Apr 2022 05:51:44 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=ziDfleyzmW7BzQNhNy6mnkH/xgfQZmoRgnFkhijGUGo=; b=dLM1/BNYJJ75QKCNNMQYTY8RvU/dUtz2lV64dPb7+lBIRj4ySW59Vg7Ei8m82ra3Il n2TKU5Nvu32lzBOaF5pm8EvBLM4WmbUkjF7ucKtrqIhDpn83CC6f99Bn3c41NkThxqGO sc2qkVrskQJs1tT2uE1NPmg76brf/V1RE4h1CiRV2srEulvRrp/gU+0/9xrEH1FBeGxO tMExZg9QMhlCFvQ0IWMt0TklwZWip03mgKE/OAcRVQfL3akpxLpvZf6olLEtUX1vmkQn 9VeytlnIdm+ydvB7hYlx+uGqAlaaDsWNWWd9L4p1Iwck6lKTM7BlBRwByVxNDyi2fccb FHyQ== X-Gm-Message-State: AOAM533+yeh6HxGcQyxLt6/ac394ASi/b4zi8JP+lBRf+fv4oc0Ybr+3 +47UQ2wLwiiAZFNsCDTV4Z21oKNODHI= X-Google-Smtp-Source: ABdhPJyShsEK4O2J0RhQHvoetD3TDzcfW32QZk6jOLFWzomrzBooViH/2jLYxqPCwWldpU4t1UXsSw== X-Received: by 2002:a5d:6d81:0:b0:205:8246:8302 with SMTP id l1-20020a5d6d81000000b0020582468302mr17340970wrs.414.1649076703321; Mon, 04 Apr 2022 05:51:43 -0700 (PDT) Received: from localhost ([2001:8a0:f924:2600:209d:85e2:409e:8726]) by smtp.gmail.com with ESMTPSA id h10-20020adf9cca000000b002061b07f6f8sm82289wre.88.2022.04.04.05.51.42 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 04 Apr 2022 05:51:42 -0700 (PDT) From: Pedro Alves To: gdb-patches@sourceware.org Subject: [PATCH v2 0/2] Fix a couple undefined behaviors flagged by UBSan Date: Mon, 4 Apr 2022 13:51:39 +0100 Message-Id: <20220404125141.663987-1-pedro@palves.net> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-3.5 required=5.0 tests=BAYES_00, FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, KAM_DMARC_STATUS, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 04 Apr 2022 12:51:46 -0000 New in v2: - Fix a number of typos in patch #1. Running the testsuite against GDBserver with a GDB built with --enable-ubsan, I noticed a few problems. This mini-series fixes a couple. Pedro Alves (2): gdb: Avoid undefined shifts Avoid undefined behavior in gdbscm_make_breakpoint gdb/guile/scm-breakpoint.c | 10 +-- gdb/testsuite/gdb.base/bitops.exp | 131 ++++++++++++++++++++++++++++++ gdb/valarith.c | 61 +++++++++++++- 3 files changed, 193 insertions(+), 9 deletions(-) base-commit: edbc15e6c4f463173b25b1f8042346c2e1a78602 -- 2.26.2