PR libstdc++/78179 run long double tests separately

Split the long double testing into a separate file, so that we can XFAIL
targets where the long double precision doesn't meet the expected
tolerances. The float and double tests are still expefted to PASS for
all targets.

	PR libstdc++/78179
	* testsuite/26_numerics/headers/cmath/hypot-long-double.cc: New test
	that runs the long double part of hypot.cc.
	* testsuite/26_numerics/headers/cmath/hypot.cc: Disable long double
	tests unless TEST_HYPOT_LONG_DOUBLE is defined.

From-SVN: r264063
This commit is contained in:
Jonathan Wakely 2018-09-03 15:54:28 +01:00 committed by Jonathan Wakely
parent 339e6723c9
commit d4baef5be8
3 changed files with 35 additions and 1 deletions

View File

@ -1,5 +1,11 @@
2018-09-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/78179
* testsuite/26_numerics/headers/cmath/hypot-long-double.cc: New test
that runs the long double part of hypot.cc.
* testsuite/26_numerics/headers/cmath/hypot.cc: Disable long double
tests unless TEST_HYPOT_LONG_DOUBLE is defined.
* include/bits/stl_vector.h (vector::_Temporary_value::_M_ptr):
Return raw pointer not allocator's pointer type.
(vector::_Temporary_value::_M_val): Use _M_ptr.

View File

@ -0,0 +1,25 @@
// Copyright (C) 2016-2018 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// { dg-options "-std=gnu++17" }
// { dg-do run { target c++17 } }
// { dg-xfail-run-if "PR 78179" { powerpc-ibm-aix* hppa-*-linux* nios2-*-* } }
// Run the long double tests from hypot.cc separately, because they fail on a
// number of targets. See PR libstdc++/78179 for details.
#define TEST_HYPOT_LONG_DOUBLE
#include "hypot.cc"

View File

@ -17,7 +17,6 @@
// { dg-options "-std=gnu++17" }
// { dg-do run { target c++17 } }
// { dg-xfail-run-if "AIX long double" { powerpc-ibm-aix* } }
#include <cmath>
#include <type_traits>
@ -126,9 +125,13 @@ const long double toler3 = 1e-16l;
void
test01()
{
// See hypot-long-double.cc for this macro
#ifndef TEST_HYPOT_LONG_DOUBLE
test(data1, toler1);
test(data2, toler2);
#else
test(data3, toler3);
#endif
}
int