From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2181) id B630D3853540; Wed, 31 Aug 2022 13:38:41 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B630D3853540 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1661953121; bh=8736BJvC+y4dNLClVMf6fVXWZ2HlafK0eIgKz5cBLKs=; h=From:To:Subject:Date:From; b=m7uS0rUpx7lJGWw92218y57TRozpBcqG11nDR0Dc44tqL/I+bVEBgUSse4mgYFqDA 1hUXh7HzTJtDTWw3UggQVXYFy5EdVUkQgf99t3E66qsSeS/JQpZmEAjJ86xO5zlpaE HaYmNc4bK6KXT3bXzv2P4yfd1HNWC7qDyLIUraTc= MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Jonathan Wakely To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc r13-2311] libstdc++: Improve comments in std::reference_wrapper tests X-Act-Checkin: gcc X-Git-Author: Jonathan Wakely X-Git-Refname: refs/heads/master X-Git-Oldrev: 88f29a8aa82f2788baf2f9865940d4c83012c580 X-Git-Newrev: 5d27fcd993e4519fc05224f48bd2492b6cf52be1 Message-Id: <20220831133841.B630D3853540@sourceware.org> Date: Wed, 31 Aug 2022 13:38:41 +0000 (GMT) List-Id: https://gcc.gnu.org/g:5d27fcd993e4519fc05224f48bd2492b6cf52be1 commit r13-2311-g5d27fcd993e4519fc05224f48bd2492b6cf52be1 Author: Jonathan Wakely Date: Wed Aug 31 13:44:45 2022 +0100 libstdc++: Improve comments in std::reference_wrapper tests libstdc++-v3/ChangeLog: * testsuite/20_util/reference_wrapper/invoke-2.cc: Improve comments. * testsuite/20_util/reference_wrapper/invoke-3.cc: Likewise. * testsuite/20_util/reference_wrapper/invoke.cc: Likewise. Diff: --- libstdc++-v3/testsuite/20_util/reference_wrapper/invoke-2.cc | 3 ++- libstdc++-v3/testsuite/20_util/reference_wrapper/invoke-3.cc | 3 ++- libstdc++-v3/testsuite/20_util/reference_wrapper/invoke.cc | 2 ++ 3 files changed, 6 insertions(+), 2 deletions(-) diff --git a/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke-2.cc b/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke-2.cc index 2741510e756..fd3430cf0a9 100644 --- a/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke-2.cc +++ b/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke-2.cc @@ -16,7 +16,7 @@ // with this library; see the file COPYING3. If not see // . -// 20.6.4 function object return types [func.ret] +// C++11 20.8.3.4 reference_wrapper invocation [refwrap.invoke] #include struct X @@ -27,6 +27,7 @@ struct X void test01() { + // PR libstdc++/48521 std::result_of doesn't work with pointer to member typedef int (X::*mfp)(int); typedef int X::*mp; mfp m = &X::f; diff --git a/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke-3.cc b/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke-3.cc index e4124c9b57c..c25315b6751 100644 --- a/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke-3.cc +++ b/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke-3.cc @@ -17,7 +17,7 @@ // with this library; see the file COPYING3. If not see // . -// 20.8.3.4 reference_wrapper invocation [refwrap.invoke] +// C++11 20.8.3.4 reference_wrapper invocation [refwrap.invoke] #include struct ABC @@ -33,4 +33,5 @@ struct Concrete : ABC Concrete c; ABC& abc = c; +// PR libstdc++/57336 Cannot INVOKE a reference_wrapper around an abstract type auto b = std::cref(abc)(); diff --git a/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke.cc b/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke.cc index cd884fe66eb..b2abc812b79 100644 --- a/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke.cc +++ b/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke.cc @@ -17,6 +17,8 @@ // with this library; see the file COPYING3. If not see // . +// C++11 20.8.3.4 reference_wrapper invocation [refwrap.invoke] + #include #include #include