From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by sourceware.org (Postfix) with ESMTPS id 3B1393858C83 for ; Tue, 18 Oct 2022 09:39:30 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 3B1393858C83 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=redhat.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1666085969; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type; bh=s21FrG7uLsrGw7mKSZQIrESERLKOW0Ke0QxLtZQT4sw=; b=iGe5t9DCHUjXF5GfGbzmRzlSVKcJPr57QPNxQm/HTtuHDvwO1KPaFp+dDQhUQuK4bRff0D H8Gp+CqNX3N77ZhXSRynccOfMRPtYkSCdVeUo4Rp4PGvwz3EPdvfBgCygAEVkub/47bBD4 sUX3JE5vgp+HoJHNj1vsXLd2FA4FxY0= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-182-PPxkT6GvPxWiVbIOENos0g-1; Tue, 18 Oct 2022 05:39:28 -0400 X-MC-Unique: PPxkT6GvPxWiVbIOENos0g-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 66A1C185A7AB for ; Tue, 18 Oct 2022 09:39:28 +0000 (UTC) Received: from oldenburg.str.redhat.com (unknown [10.2.16.74]) by smtp.corp.redhat.com (Postfix) with ESMTPS id C6FE340C6F75 for ; Tue, 18 Oct 2022 09:39:27 +0000 (UTC) From: Florian Weimer To: gcc-patches@gcc.gnu.org Subject: [PATCH] libsanitizer: Avoid implicit function declaration in configure test Date: Tue, 18 Oct 2022 11:39:25 +0200 Message-ID: <87r0z5jws2.fsf@oldenburg.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain X-Spam-Status: No, score=-10.8 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,GIT_PATCH_0,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE,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: libsanitizer/ * configure.ac (check for necessary platform features): Include for syscall prototype. * configure: Regenerate. --- libsanitizer/configure | 5 +++-- libsanitizer/configure.ac | 3 ++- 2 files changed, 5 insertions(+), 3 deletions(-) diff --git a/libsanitizer/configure b/libsanitizer/configure index 3a0c47513e7..cb99faf6100 100755 --- a/libsanitizer/configure +++ b/libsanitizer/configure @@ -12383,7 +12383,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 12386 "configure" +#line 12398 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -12489,7 +12489,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 12492 "configure" +#line 12504 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -16072,6 +16072,7 @@ case "$target" in cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include +#include int main () { diff --git a/libsanitizer/configure.ac b/libsanitizer/configure.ac index 7f1ef3979c4..ad49f29db7e 100644 --- a/libsanitizer/configure.ac +++ b/libsanitizer/configure.ac @@ -161,7 +161,8 @@ case "$target" in *-*-linux*) # Some old Linux distributions miss required syscalls. sanitizer_supported=no - AC_TRY_COMPILE([#include ],[ + AC_TRY_COMPILE([#include +#include ],[ syscall (__NR_gettid); syscall (__NR_futex); syscall (__NR_exit_group); base-commit: acdb24166d13d87c374e578d2ad5d58249171930