From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from rock.gnat.com (rock.gnat.com [IPv6:2620:20:4000:0:a9e:1ff:fe9b:1d1]) by sourceware.org (Postfix) with ESMTPS id E32733841471; Tue, 21 Jun 2022 05:36:39 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org E32733841471 Received: from localhost (localhost.localdomain [127.0.0.1]) by filtered-rock.gnat.com (Postfix) with ESMTP id AAA4E1160D9; Tue, 21 Jun 2022 01:36:39 -0400 (EDT) X-Virus-Scanned: Debian amavisd-new at gnat.com Received: from rock.gnat.com ([127.0.0.1]) by localhost (rock.gnat.com [127.0.0.1]) (amavisd-new, port 10024) with LMTP id dKFMWOUssHtF; Tue, 21 Jun 2022 01:36:39 -0400 (EDT) Received: from free.home (tron.gnat.com [IPv6:2620:20:4000:0:46a8:42ff:fe0e:e294]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by rock.gnat.com (Postfix) with ESMTPS id 720F21160D8; Tue, 21 Jun 2022 01:36:39 -0400 (EDT) Received: from livre (livre.home [172.31.160.2]) by free.home (8.15.2/8.15.2) with ESMTPS id 25L5aQCS692772 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 21 Jun 2022 02:36:26 -0300 From: Alexandre Oliva To: gcc-patches@gcc.gnu.org, libstdc++@gcc.gnu.org Subject: [PATCH] libstdc++: testsuite: require cmath for exp simd Organization: Free thinker, does not speak for AdaCore Errors-To: aoliva@lxoliva.fsfla.org Date: Tue, 21 Jun 2022 02:36:26 -0300 Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 2.84 X-Spam-Status: No, score=-12.3 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_STATUS, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: libstdc++@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libstdc++ mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Jun 2022 05:36:41 -0000 simd_math.h assumes declarations for many C99 functions to be present, that libstdc++ doesn't add to target systems that don't have them in the C library. Add the C99 math requirement to tests for simd features, so that they don't fail because of limitations of the target C library. Regstrapped on x86_64-linux-gnu, also tested with a cross to aarch64-rtems6. Ok to install? for libstdc++-v3/ChangeLog * testsuite/experimental/simd/standard_abi_usable.cc: Require cmath support. * testsuite/experimental/simd/standard_abi_usable_2.cc: Likewise. --- .../experimental/simd/standard_abi_usable.cc | 1 + .../experimental/simd/standard_abi_usable_2.cc | 1 + 2 files changed, 2 insertions(+) diff --git a/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable.cc b/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable.cc index 4d7e6726951fe..1b686d9ca095b 100644 --- a/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable.cc +++ b/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable.cc @@ -1,5 +1,6 @@ // { dg-options "-std=c++17 -fno-fast-math" } // { dg-do compile { target c++17 } } +// { dg-require-cmath "" } // Copyright (C) 2020-2022 Free Software Foundation, Inc. // diff --git a/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable_2.cc b/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable_2.cc index a609adaf000b3..a0203d0b4238d 100644 --- a/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable_2.cc +++ b/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable_2.cc @@ -1,4 +1,5 @@ // { dg-options "-std=c++17 -ffast-math" } // { dg-do compile } +// { dg-require-cmath "" } #include "standard_abi_usable.cc" -- Alexandre Oliva, happy hacker https://FSFLA.org/blogs/lxo/ Free Software Activist GNU Toolchain Engineer Disinformation flourishes because many people care deeply about injustice but very few check the facts. Ask me about