{"id":810487,"url":"http://patchwork.ozlabs.org/api/patches/810487/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/patch/20170906100231.GA9498@adacore.com/","project":{"id":17,"url":"http://patchwork.ozlabs.org/api/projects/17/?format=json","name":"GNU Compiler Collection","link_name":"gcc","list_id":"gcc-patches.gcc.gnu.org","list_email":"gcc-patches@gcc.gnu.org","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20170906100231.GA9498@adacore.com>","list_archive_url":null,"date":"2017-09-06T10:02:31","name":"[Ada] Pragma No_Return on generic units","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"3bd27c3a36ee7b52a13a0b644a3f255bd9d97c25","submitter":{"id":4418,"url":"http://patchwork.ozlabs.org/api/people/4418/?format=json","name":"Arnaud Charlet","email":"charlet@adacore.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/gcc/patch/20170906100231.GA9498@adacore.com/mbox/","series":[{"id":1751,"url":"http://patchwork.ozlabs.org/api/series/1751/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/list/?series=1751","date":"2017-09-06T10:02:31","name":"[Ada] Pragma No_Return on generic units","version":1,"mbox":"http://patchwork.ozlabs.org/series/1751/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/810487/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/810487/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":["patchwork-incoming@bilbo.ozlabs.org","mailing list gcc-patches@gcc.gnu.org"],"Authentication-Results":["ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=gcc.gnu.org\n\t(client-ip=209.132.180.131; helo=sourceware.org;\n\tenvelope-from=gcc-patches-return-461576-incoming=patchwork.ozlabs.org@gcc.gnu.org;\n\treceiver=)","ozlabs.org; dkim=pass (1024-bit key;\n\tunprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org\n\theader.b=\"YB8I5kqU\"; dkim-atps=neutral","sourceware.org; auth=none"],"Received":["from sourceware.org (server1.sourceware.org [209.132.180.131])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xnK066gGXz9s03\n\tfor ;\n\tWed, 6 Sep 2017 20:03:02 +1000 (AEST)","(qmail 37843 invoked by alias); 6 Sep 2017 10:02:39 -0000","(qmail 37779 invoked by uid 89); 6 Sep 2017 10:02:39 -0000","from rock.gnat.com (HELO rock.gnat.com) (205.232.38.15) by\n\tsourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP;\n\tWed, 06 Sep 2017 10:02:33 +0000","from localhost (localhost.localdomain [127.0.0.1])\tby\n\tfiltered-rock.gnat.com (Postfix) with ESMTP id F38CC56146;\n\tWed, 6 Sep 2017 06:02:31 -0400 (EDT)","from rock.gnat.com ([127.0.0.1])\tby localhost (rock.gnat.com\n\t[127.0.0.1]) (amavisd-new, port 10024)\twith LMTP id\n\tPr1HIqVSZhTA; 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run by ezmlm","Precedence":"bulk","List-Id":"","List-Unsubscribe":"","List-Archive":"","List-Post":"","List-Help":"","Sender":"gcc-patches-owner@gcc.gnu.org","X-Virus-Found":"No","X-Spam-SWARE-Status":"No, score=-11.1 required=5.0 tests=AWL, BAYES_00,\n\tGIT_PATCH_2, GIT_PATCH_3, RCVD_IN_DNSWL_NONE,\n\tSPF_PASS autolearn=ham version=3.3.2 spammy=","X-HELO":"rock.gnat.com","Date":"Wed, 6 Sep 2017 06:02:31 -0400","From":"Arnaud Charlet ","To":"gcc-patches@gcc.gnu.org","Cc":"Ed Schonberg ","Subject":"[Ada] Pragma No_Return on generic units","Message-ID":"<20170906100231.GA9498@adacore.com>","MIME-Version":"1.0","Content-Type":"multipart/mixed; boundary=\"TB36FDmn/VVEgNH/\"","Content-Disposition":"inline","User-Agent":"Mutt/1.5.23 (2014-03-12)"},"content":"This patch ensures that if a pragma No_Return applies to a generic subprogram ,\nall its instantiations are treated as No_Return subprograms as well.\n\nTested in ACATS 4.1D C651001.\n\nTested on x86_64-pc-linux-gnu, committed on trunk\n\n2017-09-06 Ed Schonberg \n\n\t* sem_ch12.adb (Analyze_Subprogram_Instantiation): Propagate\n\tNo_Return flag to instance if pragma applies to generic unit. This\n\tmust be done explicitly because the pragma does not appear\n\tdirectly in the generic declaration (unlike the corresponding\n\taspect specification).","diff":"Index: sem_ch12.adb\n===================================================================\n--- sem_ch12.adb\t(revision 251753)\n+++ sem_ch12.adb\t(working copy)\n@@ -5382,6 +5382,15 @@\n Set_Has_Pragma_Inline (Act_Decl_Id, Has_Pragma_Inline (Gen_Unit));\n Set_Has_Pragma_Inline (Anon_Id, Has_Pragma_Inline (Gen_Unit));\n \n+ -- Propagate No_Return if pragma applied to generic unit. This must\n+ -- be done explicitly because pragma does not appear in generic\n+ -- declaration (unlike the aspect case).\n+\n+ if No_Return (Gen_Unit) then\n+ Set_No_Return (Act_Decl_Id);\n+ Set_No_Return (Anon_Id);\n+ end if;\n+\n Set_Has_Pragma_Inline_Always\n (Act_Decl_Id, Has_Pragma_Inline_Always (Gen_Unit));\n Set_Has_Pragma_Inline_Always\n","prefixes":["Ada"]}