From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 90063 invoked by alias); 19 Sep 2018 04:09:14 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 90030 invoked by uid 89); 19 Sep 2018 04:09:14 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-26.9 required=5.0 tests=BAYES_00,GIT_PATCH_0,GIT_PATCH_1,GIT_PATCH_2,GIT_PATCH_3,SPF_HELO_PASS autolearn=ham version=3.3.2 spammy=intl X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Wed, 19 Sep 2018 04:09:12 +0000 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 3F392C03D466; Wed, 19 Sep 2018 04:09:11 +0000 (UTC) Received: from localhost.localdomain (ovpn-112-75.rdu2.redhat.com [10.10.112.75]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0121453B21; Wed, 19 Sep 2018 04:09:09 +0000 (UTC) Subject: Re: [PATCH] Backport gettext fixes to get rid of warnings on macOS To: Simon Marchi , binutils@sourceware.org, gcc-patches@gcc.gnu.org, gdb-patches@sourceware.org References: <1533135533-16471-1-git-send-email-simon.marchi@ericsson.com> <2388ae29-d2b9-f7f1-4e8b-44f157ccbcd1@ericsson.com> From: Jeff Law Openpgp: preference=signencrypt Message-ID: <3afae05d-24df-ddf0-ae34-66c52a30e2a6@redhat.com> Date: Wed, 19 Sep 2018 04:15:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 MIME-Version: 1.0 In-Reply-To: <2388ae29-d2b9-f7f1-4e8b-44f157ccbcd1@ericsson.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2018-09/txt/msg01036.txt.bz2 On 9/6/18 4:36 AM, Simon Marchi wrote: > On 2018-08-01 03:58 PM, Simon Marchi wrote: >> This patch was tested to build binutils-gdb on GNU/Linux and macOS. It can be >> applied to the gcc repo too, after fixing some trivial merge conflicts (someone >> else will need to do it, as I don't have push access to gcc). Although I think >> it is relatively low-risk, building gcc on macOS was not tested with this >> patch, so if somebody that has already a macOS build can do it, it would be >> appreciated. >> >> Two fixes were committed recently to the gettext repo in order to make >> gdb build warning-free on macOS. This patch backports them both: >> >> - Make the format_arg attribute effective also in the case _INTL_REDIRECT_INLINE. >> 113893dce80358a4ae0d9463ce73c5670c81cf0c >> http://git.savannah.gnu.org/cgit/gettext.git/commit/?id=113893dce80358a4ae0d9463ce73c5670c81cf0c >> >> - Enable the format_arg attribute also on clang on Mac OS X. >> bd6a52241c7c83c90e043ace2082a2508d273f55 >> http://git.savannah.gnu.org/cgit/gettext.git/commit/?id=bd6a52241c7c83c90e043ace2082a2508d273f55 >> >> intl/ChangeLog: >> >> * libgnuintl.h (_INTL_MAY_RETURN_STRING_ARG, gettext, dgettext, >> dcgettext, ngettext, dngettext, dcngettext): Backport changes >> from upstream gettext. >> --- >> intl/libgnuintl.h | 35 +++++++++++++++++++++++------------ >> 1 file changed, 23 insertions(+), 12 deletions(-) >> >> diff --git a/intl/libgnuintl.h b/intl/libgnuintl.h >> index acc9093..7616d6f 100644 >> --- a/intl/libgnuintl.h >> +++ b/intl/libgnuintl.h >> @@ -115,7 +115,7 @@ extern "C" { >> /* _INTL_MAY_RETURN_STRING_ARG(n) declares that the given function may return >> its n-th argument literally. This enables GCC to warn for example about >> printf (gettext ("foo %y")). */ >> -#if __GNUC__ >= 3 && !(__APPLE_CC__ > 1 && defined __cplusplus) >> +#if defined __GNUC__ && __GNUC__ >= 3 && !(defined __APPLE_CC__ && __APPLE_CC__ > 1 && !(defined __clang__ && __clang__ && __clang_major__ >= 3) && defined __cplusplus) >> # define _INTL_MAY_RETURN_STRING_ARG(n) __attribute__ ((__format_arg__ (n))) >> #else >> # define _INTL_MAY_RETURN_STRING_ARG(n) >> @@ -127,7 +127,9 @@ extern "C" { >> #ifdef _INTL_REDIRECT_INLINE >> extern char *libintl_gettext (const char *__msgid) >> _INTL_MAY_RETURN_STRING_ARG (1); >> -static inline char *gettext (const char *__msgid) >> +static inline >> +_INTL_MAY_RETURN_STRING_ARG (1) >> +char *gettext (const char *__msgid) >> { >> return libintl_gettext (__msgid); >> } >> @@ -145,7 +147,9 @@ extern char *gettext _INTL_PARAMS ((const char *__msgid)) >> #ifdef _INTL_REDIRECT_INLINE >> extern char *libintl_dgettext (const char *__domainname, const char *__msgid) >> _INTL_MAY_RETURN_STRING_ARG (2); >> -static inline char *dgettext (const char *__domainname, const char *__msgid) >> +static inline >> +_INTL_MAY_RETURN_STRING_ARG (2) >> +char *dgettext (const char *__domainname, const char *__msgid) >> { >> return libintl_dgettext (__domainname, __msgid); >> } >> @@ -165,8 +169,9 @@ extern char *dgettext _INTL_PARAMS ((const char *__domainname, >> extern char *libintl_dcgettext (const char *__domainname, const char *__msgid, >> int __category) >> _INTL_MAY_RETURN_STRING_ARG (2); >> -static inline char *dcgettext (const char *__domainname, const char *__msgid, >> - int __category) >> +static inline >> +_INTL_MAY_RETURN_STRING_ARG (2) >> +char *dcgettext (const char *__domainname, const char *__msgid, int __category) >> { >> return libintl_dcgettext (__domainname, __msgid, __category); >> } >> @@ -188,8 +193,10 @@ extern char *dcgettext _INTL_PARAMS ((const char *__domainname, >> extern char *libintl_ngettext (const char *__msgid1, const char *__msgid2, >> unsigned long int __n) >> _INTL_MAY_RETURN_STRING_ARG (1) _INTL_MAY_RETURN_STRING_ARG (2); >> -static inline char *ngettext (const char *__msgid1, const char *__msgid2, >> - unsigned long int __n) >> +static inline >> +_INTL_MAY_RETURN_STRING_ARG (1) _INTL_MAY_RETURN_STRING_ARG (2) >> +char *ngettext (const char *__msgid1, const char *__msgid2, >> + unsigned long int __n) >> { >> return libintl_ngettext (__msgid1, __msgid2, __n); >> } >> @@ -210,8 +217,10 @@ extern char *ngettext _INTL_PARAMS ((const char *__msgid1, >> extern char *libintl_dngettext (const char *__domainname, const char *__msgid1, >> const char *__msgid2, unsigned long int __n) >> _INTL_MAY_RETURN_STRING_ARG (2) _INTL_MAY_RETURN_STRING_ARG (3); >> -static inline char *dngettext (const char *__domainname, const char *__msgid1, >> - const char *__msgid2, unsigned long int __n) >> +static inline >> +_INTL_MAY_RETURN_STRING_ARG (2) _INTL_MAY_RETURN_STRING_ARG (3) >> +char *dngettext (const char *__domainname, const char *__msgid1, >> + const char *__msgid2, unsigned long int __n) >> { >> return libintl_dngettext (__domainname, __msgid1, __msgid2, __n); >> } >> @@ -234,9 +243,11 @@ extern char *libintl_dcngettext (const char *__domainname, >> const char *__msgid1, const char *__msgid2, >> unsigned long int __n, int __category) >> _INTL_MAY_RETURN_STRING_ARG (2) _INTL_MAY_RETURN_STRING_ARG (3); >> -static inline char *dcngettext (const char *__domainname, >> - const char *__msgid1, const char *__msgid2, >> - unsigned long int __n, int __category) >> +static inline >> +_INTL_MAY_RETURN_STRING_ARG (2) _INTL_MAY_RETURN_STRING_ARG (3) >> +char *dcngettext (const char *__domainname, >> + const char *__msgid1, const char *__msgid2, >> + unsigned long int __n, int __category) >> { >> return libintl_dcngettext (__domainname, __msgid1, __msgid2, __n, __category); >> } >> > > Could somebody from gcc take a look at and hopefully merge this? Done. jeff