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Revert r372777: [libc++] Implement LWG 2510 and its follow-ups

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This also reverts:
 - r372778: [libc++] Implement LWG 3158
 - r372782: [libc++] Try fixing tests that fail on GCC 5 and older
 - r372787: Purge mentions of GCC 4 from the test suite

Reason: the change breaks compilation of LLVM with libc++, for details see
http://lists.llvm.org/pipermail/libcxx-dev/2019-September/000599.html

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@372832 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Ilya Biryukov
2019-09-25 09:10:38 +00:00
parent 1ee6c64cc8
commit 29a4eab8c5
52 changed files with 105 additions and 475 deletions
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4
test/std/language.support/support.dynamic/new.delete/new.delete.array/sized_delete_array14.pass.cpp
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@@ -15,6 +15,10 @@
// (except clang-3.6 which temporarily enabled sized-deallocation)
// UNSUPPORTED: clang, apple-clang
// NOTE: GCC 4.9.1 does not support sized-deallocation in C++14. However
// GCC 5.1 does.
// XFAIL: gcc-4.7, gcc-4.8, gcc-4.9
#include <new>
#include <cstddef>
#include <cstdlib>

4
test/std/language.support/support.dynamic/new.delete/new.delete.single/sized_delete14.pass.cpp
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@@ -15,6 +15,10 @@
// (except clang-3.6 which temporarily enabled sized-deallocation)
// UNSUPPORTED: clang, apple-clang
// NOTE: GCC 4.9.1 does not support sized-deallocation in C++14. However
// GCC 5.1 does.
// XFAIL: gcc-4.7, gcc-4.8, gcc-4.9
#include <new>
#include <cstddef>
#include <cstdlib>

30
test/std/language.support/support.dynamic/nothrow_t.fail.cpp
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@@ -1,30 +0,0 @@
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++98, c++03
// Before GCC 6, aggregate initialization kicks in.
// See https://stackoverflow.com/q/41799015/627587.
// UNSUPPORTED: gcc-5
// struct nothrow_t {
// explicit nothrow_t() = default;
// };
// extern const nothrow_t nothrow;
// This test checks for LWG 2510.
#include <new>
std::nothrow_t f() { return {}; } // expected-error 1 {{chosen constructor is explicit in copy-initialization}}
int main(int, char**) {
return 0;
}

23
test/std/language.support/support.dynamic/nothrow_t.pass.cpp
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@@ -1,23 +0,0 @@
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// struct nothrow_t {
// explicit nothrow_t() = default;
// };
// extern const nothrow_t nothrow;
#include <new>
int main(int, char**) {
std::nothrow_t x = std::nothrow;
(void)x;
return 0;
}