From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr1-x429.google.com (mail-wr1-x429.google.com [IPv6:2a00:1450:4864:20::429]) by sourceware.org (Postfix) with ESMTPS id 4BB683858D3C for ; Tue, 12 Sep 2023 09:42:23 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 4BB683858D3C Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=adacore.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=adacore.com Received: by mail-wr1-x429.google.com with SMTP id ffacd0b85a97d-313e742a787so3375955f8f.1 for ; Tue, 12 Sep 2023 02:42:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=adacore.com; s=google; t=1694511742; x=1695116542; darn=gcc.gnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=m7MHvAycBYwPBSgp1wZBIoXPZfxjCwny91dzqzwux00=; b=McPfRLwt3fY7XM/DiKwMgn00MBX2MGI3bLc8YpM+CxYMW8cMT2WOIYRTJu8/aVtkRI UphT7ceswryVVzqkcdE95JdLObtkoUwfM6iT/yT457Xe6UeyKUrBK/rDwYJiR2zaDkPQ 96GW3/bFBHqD9yInAl4A3fdLDQC1V54nlRxsxSblspcjKFRTm0kNxfjUlmUUKq2XRyg8 uRpTTN47Cif6kQhB3P/ODeEK3RrNKWy2plQx0uxnt+0LmQXSWVv3GOn9t9DYLOQSmkXU u/xNq800CHb4vPFmluBdGSGOku/zwCmZ8yi0fRqzndJOGmjIpGZZZcHHmKvV0PVJyes4 YiRg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1694511742; x=1695116542; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=m7MHvAycBYwPBSgp1wZBIoXPZfxjCwny91dzqzwux00=; b=DBnYTA4vBBj0OMj6/xCkMRwXhOSGZRCcFkz+7HUgJZEYx7GKccPSYxT75GkXiiUpFV vl/m44N9vb39B5JnjlUX/m2R3YH7F02Lut+mLCakqs9gARPnJPo+KJImrvv9ZFMtTsdY r96BxJA+Nm4/pIfYiZZTxjolhMHWGnFbLrSZGJT5jh5n5mYdXf5AdhQe0JdJDZJnPTm4 X1jHMnITJYvJdoXRXFkEK/3jG47rInxL+Q1A8Y+rvO6WramL9pMNDZGs8a70xVvh2seF Tvqh0Yipf/On72i36qDwFxv6wN6aOuHRhWmy4MQJJ7kOdu/5QlCo6siaWERCQyQe3Sys iIUw== X-Gm-Message-State: AOJu0Ywk+wcA/n7V26puSmY/zkc1PQ1ClFgm5TUAmciXCBoU7Kjj6dR5 6Gv3hVD0m+DKXFW4H6Lgki5jUA== X-Google-Smtp-Source: AGHT+IFtMSV+2pW9jhUztprOtrPQIxvMcBPf9Zx5WTwXgLg4hjkRHPH/gDVByETUuw7erBgfBjSQBA== X-Received: by 2002:a5d:6d50:0:b0:319:55f9:d50d with SMTP id k16-20020a5d6d50000000b0031955f9d50dmr1418573wri.33.1694511741953; Tue, 12 Sep 2023 02:42:21 -0700 (PDT) Received: from fomalhaut.localnet ([2a01:e0a:8d5:d990:e654:e8ff:fe8f:2ce6]) by smtp.gmail.com with ESMTPSA id e15-20020a5d65cf000000b0030647449730sm12489248wrw.74.2023.09.12.02.42.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Sep 2023 02:42:21 -0700 (PDT) From: Eric Botcazou X-Google-Original-From: Eric Botcazou To: Richard Biener Cc: Andrew Pinski , gcc-patches@gcc.gnu.org Subject: Re: [PATCH] ssa_name_has_boolean_range vs signed-boolean:31 types Date: Tue, 12 Sep 2023 11:42:21 +0200 Message-ID: <12283528.O9o76ZdvQC@fomalhaut> In-Reply-To: References: <20230902023238.814338-1-apinski@marvell.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" X-Spam-Status: No, score=-4.7 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,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 List-Id: > Does Ada have signed booleans that are BOOLEAN_TYPE but do _not_ > have [-1, 0] as range? I think documenting [0, 1] for (single-bit > precision?) unsigned BOOLEAN_TYPE and [-1, 1] for signed BOOLEAN_TYPE would > be conservative. All BOOLEAN_TYPEs are unsigned in Ada but may have precision > 1, typically 8. -- Eric Botcazou