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From: "rimvydas.jas at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug libstdc++/99265] New: Testsuite
 17_intro/headers/c++2020/stdc++.cc failure after std::chrono changes
Date: Thu, 25 Feb 2021 10:33:11 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99265

            Bug ID: 99265
           Summary: Testsuite 17_intro/headers/c++2020/stdc++.cc failure
                    after std::chrono changes
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: rimvydas.jas at gmail dot com
  Target Milestone: ---

Testsuite on x86_64-*-dragonfly gives:

Running target unix
FAIL: 17_intro/headers/c++2020/stdc++.cc (test for excess errors)
FAIL: 17_intro/headers/c++2020/stdc++_multiple_inclusion.cc (test for excess
errors)

In file included from
/build/trunk/x86_64-unknown-dragonfly5.9/libstdc++-v3/include/x86_64-unknow=
n-dragonfly5.9/bits/stdc++.h:101,^M
                 from
/data/gg/libstdc++-v3/testsuite/17_intro/headers/c++2020/stdc++.cc:25:^M
/build/trunk/x86_64-unknown-dragonfly5.9/libstdc++-v3/include/chrono: In st=
atic
member function 'static constexpr std::chrono::year_month_day
std::chrono::year_month_day::_S_from_days(const days&)':^M
/build/trunk/x86_64-unknown-dragonfly5.9/libstdc++-v3/include/chrono:2484:
warning: narrowing conversion of '(((long int)__y1) + ((long int)((unsigned
int)__z2)))' from 'long int' to 'int' [-Wnarrowing]^M
trunk/x86_64-unknown-dragonfly5.9/libstdc++-v3/include/chrono:2484: warning:
narrowing conversion of '(((long int)__y1) + ((long int)((unsigned int)__z2=
)))'
from 'long int' to 'int' [-Wnarrowing]

extra_tool_flags are:
 -std=3Dgnu++2a -Wall -Wsystem-headers=