From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 7857) id F19933850425; Thu, 23 Feb 2023 14:04:17 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org F19933850425 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1677161057; bh=rf1PDBiRg+dtppbZ0xjF4v4aiO9L7AaoPMQR54XJM0E=; h=From:To:Subject:Date:From; b=q5rL4NCE+FnSBOCMKhyPabmWc4oOTWCsnJa5ASv6zkZ/C4YSV4cjRZwM3sWswzvYp ix4s9orS58aEX/tdU24mKQjQgA7AWdIK9RfKr6tu2jkZW0sfQZoNZwgNnJ4ItN+XHR O/xqeMASpQKmysh/V/e6vN8h7/SvQA23cM952Q0o= MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Matthias Kretz To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc r13-6302] libstdc++: Test that integral simd reductions are precise X-Act-Checkin: gcc X-Git-Author: Matthias Kretz X-Git-Refname: refs/heads/master X-Git-Oldrev: ffa39f7120f6e83a567d7a83ff4437f6b41036ea X-Git-Newrev: 8fda668e0919af9ceda9435f02a1708b375b2913 Message-Id: <20230223140417.F19933850425@sourceware.org> Date: Thu, 23 Feb 2023 14:04:17 +0000 (GMT) List-Id: https://gcc.gnu.org/g:8fda668e0919af9ceda9435f02a1708b375b2913 commit r13-6302-g8fda668e0919af9ceda9435f02a1708b375b2913 Author: Matthias Kretz Date: Tue Feb 21 10:43:13 2023 +0100 libstdc++: Test that integral simd reductions are precise Signed-off-by: Matthias Kretz libstdc++-v3/ChangeLog: * testsuite/experimental/simd/tests/reductions.cc: Introduce max_distance as the type-dependent max error. Diff: --- libstdc++-v3/testsuite/experimental/simd/tests/reductions.cc | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libstdc++-v3/testsuite/experimental/simd/tests/reductions.cc b/libstdc++-v3/testsuite/experimental/simd/tests/reductions.cc index 0c4c79feb20..fed164314d7 100644 --- a/libstdc++-v3/testsuite/experimental/simd/tests/reductions.cc +++ b/libstdc++-v3/testsuite/experimental/simd/tests/reductions.cc @@ -112,6 +112,7 @@ template T acc = x[0]; for (size_t i = 1; i < V::size(); ++i) acc += x[i]; - ULP_COMPARE(reduce(x), acc, V::size() / 2).on_failure("x = ", x); + const T max_distance = std::is_integral_v ? 0 : V::size() / 2; + ULP_COMPARE(reduce(x), acc, max_distance).on_failure("x = ", x); }); }