From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1791) id 63EE2385842B; Mon, 4 Apr 2022 12:49:39 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 63EE2385842B Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Adhemerval Zanella To: glibc-cvs@sourceware.org Subject: [glibc/azanella/clang] posix: Fix macro expansion producing 'defined' has undefined behavior X-Act-Checkin: glibc X-Git-Author: Adhemerval Zanella X-Git-Refname: refs/heads/azanella/clang X-Git-Oldrev: 373ba7c185bfbf802c02915464d15bb3b0ca09ac X-Git-Newrev: e27369fdff020d7797be95ce038daf147d855b70 Message-Id: <20220404124939.63EE2385842B@sourceware.org> Date: Mon, 4 Apr 2022 12:49:39 +0000 (GMT) X-BeenThere: glibc-cvs@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Glibc-cvs mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 04 Apr 2022 12:49:39 -0000 https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=e27369fdff020d7797be95ce038daf147d855b70 commit e27369fdff020d7797be95ce038daf147d855b70 Author: Adhemerval Zanella Date: Wed Mar 9 18:22:46 2022 -0300 posix: Fix macro expansion producing 'defined' has undefined behavior Diff: --- sysdeps/posix/sysconf.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/sysdeps/posix/sysconf.c b/sysdeps/posix/sysconf.c index f760bf4e2b..c29b70ad80 100644 --- a/sysdeps/posix/sysconf.c +++ b/sysdeps/posix/sysconf.c @@ -37,13 +37,17 @@ #define NEED_SPEC_ARRAY 0 #include -#define NEED_CHECK_SPEC \ - (!defined _XBS5_ILP32_OFF32 || !defined _XBS5_ILP32_OFFBIG \ +#if !defined _XBS5_ILP32_OFF32 || !defined _XBS5_ILP32_OFFBIG \ || !defined _XBS5_LP64_OFF64 || !defined _XBS5_LPBIG_OFFBIG \ || !defined _POSIX_V6_ILP32_OFF32 || !defined _POSIX_V6_ILP32_OFFBIG \ || !defined _POSIX_V6_LP64_OFF64 || !defined _POSIX_V6_LPBIG_OFFBIG \ || !defined _POSIX_V7_ILP32_OFF32 || !defined _POSIX_V7_ILP32_OFFBIG \ - || !defined _POSIX_V7_LP64_OFF64 || !defined _POSIX_V7_LPBIG_OFFBIG) + || !defined _POSIX_V7_LP64_OFF64 || !defined _POSIX_V7_LPBIG_OFFBIG +# define NEED_CHECK_SPEC 1 +#else +# define NEED_CHECK_SPEC 0 +#endif + #if NEED_CHECK_SPEC static long int __sysconf_check_spec (const char *spec); #endif