From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com [IPv6:2a00:1450:4864:20::42c]) by sourceware.org (Postfix) with ESMTPS id 7D8A03858C2B for ; Tue, 3 Jan 2023 09:35:18 +0000 (GMT) Received: by mail-wr1-x42c.google.com with SMTP id d9so266004wrp.10 for ; Tue, 03 Jan 2023 01:35:18 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=adacore.com; s=google; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=899bdIrNp/rFlJOPK8/z19MaUvkdksU22swNbePq1SM=; b=emR8eOZCG30nGf16X+fw8e4H68QqNaDbcK99nvo694xJUKt4fzvROScLjTAX74AZK4 Y0VWfMqigqXqtNDBxFeJUT+fjvHxs8fuOPDn6fKPNS/umUz87jAZWussLctMXBgsOzcn eXxDlApDt9gl+c8MzZMzmRVcL9ma7FLGJFoc+4QvDSgRgQ3QxqreQRuOmekIB7Od8Wik yXtkD2Pq0Zn2VR5EvRC2kmoD6gJcb/hhf1yf+f6y5JQTbixA0IVeaeWkMTSi8ZErIWxi 324J4Eg8anWFJS8n0OrjInCt9lFaEB3k7yzEkWF2SaNYpthsuZ9rEhOTuCycbKx2y6NC Td1Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=899bdIrNp/rFlJOPK8/z19MaUvkdksU22swNbePq1SM=; b=hs/1ie5O1EgsuvxqFymUcyt7ewjzs+L9J4p/ql33d+KrndA6Hm+SLBI9G3LOijbJhT nvM/QkCuRkH4Mpov1zw0vQGq+uRS1wTSEl04HrZasdjcWIGzygNExNwQWJp/t49eHFFd uWFJlk9OIcCa65JWbeaDuVh8kpU72weowQvPLxISdcJ9lZMeWhxLIZrW881m8vBLjlqc LdVSKmG6ESD+VKU3m1QTCFoemYQP+odgoG6UkHqNmujud/3HvjiRl1rRfu0+x/SfgLnF j58Xq+6d3xQGiDxeFWqjR9jxoEQy79dD6WSkNF2INqOza7lzxScCP3Dy/IPKlFegUlp8 zEhA== X-Gm-Message-State: AFqh2kogVRMQ4ND8+S/X+/DTLORWVSROCu3EkytkH/ZP8wwhrwYQKRE/ acEUMc5x4KO77DZcFuC6z5fLnJi444KDQJimFmo= X-Google-Smtp-Source: AMrXdXsE5Nfvkd3eYBE7HkO393KjNJC9DWPkgc1iyZrvcSjVXTjUFvLKwR3oLft5stdFQGkB6T3jlQ== X-Received: by 2002:adf:d4c7:0:b0:253:4e9a:a81d with SMTP id w7-20020adfd4c7000000b002534e9aa81dmr26704578wrk.35.1672738517338; Tue, 03 Jan 2023 01:35:17 -0800 (PST) Received: from localhost.localdomain (static-176-191-105-132.ftth.abo.bbox.fr. [176.191.105.132]) by smtp.gmail.com with ESMTPSA id p3-20020adfcc83000000b0027a57c1a6fbsm25074855wrj.22.2023.01.03.01.35.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Jan 2023 01:35:16 -0800 (PST) From: =?UTF-8?q?Marc=20Poulhi=C3=A8s?= To: gcc-patches@gcc.gnu.org Cc: Javier Miranda Subject: [COMMITTED] ada: Cannot reference ghost entity in class-wide precondition Date: Tue, 3 Jan 2023 10:35:14 +0100 Message-Id: <20230103093514.76112-1-poulhies@adacore.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-13.5 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,GIT_PATCH_0,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: From: Javier Miranda gcc/ada/ * ghost.adb (Is_OK_Declaration): A reference to a Ghost entity may appear within the class-wide precondition of a helper subprogram. This context is treated as suitable because it was already verified when we were analyzing the original class-wide precondition. Tested on x86_64-pc-linux-gnu, committed on master. --- gcc/ada/ghost.adb | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/gcc/ada/ghost.adb b/gcc/ada/ghost.adb index 0f03285b024..0d2a23dc042 100644 --- a/gcc/ada/ghost.adb +++ b/gcc/ada/ghost.adb @@ -261,6 +261,16 @@ package body Ghost is then return True; + -- A reference to a Ghost entity may appear within the class-wide + -- precondition of a helper subprogram. This context is treated + -- as suitable because it was already verified when we were + -- analyzing the original class-wide precondition. + + elsif Is_Subprogram (Current_Scope) + and then Present (Class_Preconditions_Subprogram (Current_Scope)) + then + return True; + -- References to Ghost entities may be relocated in internally -- generated bodies. -- 2.34.1