From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 7364 invoked by alias); 8 Sep 2002 22:06:01 -0000 Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-prs-owner@gcc.gnu.org Received: (qmail 7337 invoked by uid 71); 8 Sep 2002 22:06:00 -0000 Resent-Date: 8 Sep 2002 22:06:00 -0000 Resent-Message-ID: <20020908220600.7336.qmail@sources.redhat.com> Resent-From: gcc-gnats@gcc.gnu.org (GNATS Filer) Resent-Cc: gcc-prs@gcc.gnu.org, gcc-bugs@gcc.gnu.org Resent-Reply-To: gcc-gnats@gcc.gnu.org, jhi@iki.fi Received: (qmail 7221 invoked by uid 61); 8 Sep 2002 22:05:08 -0000 Message-Id: <20020908220508.7220.qmail@sources.redhat.com> Date: Sun, 08 Sep 2002 15:06:00 -0000 From: jhi@iki.fi Reply-To: jhi@iki.fi To: gcc-gnats@gcc.gnu.org X-Send-Pr-Version: gnatsweb-2.9.3 (1.1.1.1.2.31) Subject: c/7860: few new suggested warnings X-SW-Source: 2002-09/txt/msg00123.txt.bz2 List-Id: >Number: 7860 >Category: c >Synopsis: few new suggested warnings >Confidential: no >Severity: non-critical >Priority: medium >Responsible: unassigned >State: open >Class: change-request >Submitter-Id: net >Arrival-Date: Sun Sep 08 15:06:00 PDT 2002 >Closed-Date: >Last-Modified: >Originator: Jarkko hietaniemi >Release: any >Organization: >Environment: any >Description: I was the release manager of the Perl 5.8.0 project. As a part of that, we did a lot of test building on many platforms to clean up the C source code of Perl, and saw a lot of warnings about dubious practices that gcc didn't catch. Therefore, I would like to suggest adding these warnings to some upcoming gcc release. Some of the suggested warnings are already there but one needs either -ansi or -pedantic to enable them, and in some projects (including Perl) this is not an option, therefore having the warnings still available separately would be a good thing. (In general, maybe "disassembling" -ansi and -pedantic into separate options would be beneficial?) Some of the suggested warnings do not seem to be there and therefore they would be completely new. The suggested warnings are in the file attachment. >How-To-Repeat: >Fix: Implement the new warnings :-) >Release-Note: >Audit-Trail: >Unformatted: ----gnatsweb-attachment---- Content-Type: application/x-macbinary; name="gccneedwarn" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="gccneedwarn" AAtnY2NuZWVkd2FybgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQpAAAAALmhQPS5oUD0AAAAbUJJTgAAAAAAAAAA AAAAAAAAAACCgYstAAAtV2NwcGNvbW1lbnQKCiAgICAgICAgV2FybiBhYm91dCBDKysgc3R5bGUg Y29tbWVudHMgLy8gbGlrZSB0aGlzLgoKLVdnbnVleHRlbnNpb25zCgogICAgICAgIFdhcm4gYWJv dXQgdGhlIHVzZSBvZiBhbnkgR05VIGV4dGVuc2lvbnMuCgotV3BvaW50ZXItaW1wbGljaXQtc2ln bgoKICAgICAgICBXYXJuIGlmIGEgcG9pbnRlciBpcyBpbXBsaWNpdGx5IGNhc3QgYmV0d2VlbiBz aWduZWQKICAgICAgICBhbmQgdW5zaWduZWQsIGZvciBleGFtcGxlOgoKICAgICAgICAgICAgaW50 IGZvbyh1bnNpZ25lZCBjaGFyICpzKSB7CiAgICAgICAgICAgICAgICAuLi4KICAgICAgICAgICAg fQogICAgICAgICAgICAgICAgLi4uCiAgICAgICAgICAgICAgICBjaGFyICpzOwogICAgICAgICAg ICAgICAgLi4uCiAgICAgICAgICAgICAgICBmb28ocyk7CgogICAgICAgIChlbmFibGVkIGJ5IC1h bnNpKQoKLVdlbnVtLWltcGxpY2l0LWludAoKICAgICAgICBXYXJuIGlmIGVudW1zIGFyZSBpbXBs aWNpdGx5IHVzZWQgYXMgaW50ZWdlcnMsIGZvciBleGFtcGxlCgogICAgICAgIGVudW0gZSB7IEUx LCBFMiwgRTMgfTsKICAgICAgICAuLi4KICAgICAgICBlbnVtIGUgZTEgPSAwOyAgLyogV2Fybi4g Ki8gCiAgICAgICAgZW51bSBlIGUyID0gRTI7CiAgICAgICAgZW51bSBlIGUzLCBlNDsKICAgICAg ICBlMyA9IGUxICsgMTsgICAgLyogV2Fybi4gKi8KICAgICAgICBlMisrOyAgICAgICAgICAgLyog V2Fybi4gKi8KICAgICAgICBlNCA9IGUzICYgfkUyOyAgLyogV2Fybi4gKi8gCgotV2VudW0tdHJh aWxpbmctY29tbWEKCiAgICAgICAgV2FybiBpZiBlbnVtIGRlY2xhcmF0aW9uIGhhcyBhIHRyYWls aW5nIGNvbW1hLgoKICAgICAgICAoZW5hYmxlZCBieSAtcGVkYW50aWMpCgotV2NwcC1zcHVyaW91 cy10b2tlbnMKCiAgICAgICAgV2FybiBpZiB0aGVyZSBhcmUgYW55IHVubmVjZXNzYXJ5IHRva2Vu cyBhZnRlciBwcmVwcm9jZXNzb3IgY29tbWFuZHMsCiAgICAgICAgZm9yIGV4YW1wbGUKCiAgICAg ICAgICAgICNlbmRpZiBTVFVGRgoKICAgICAgICAoZW5hYmxlZCBieSAtcGVkYW50aWMpCgoAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=