blob: 027c1216180e8e801b9e4f25ffc727711aa92ea3 [file] [log] [blame]
/* Self tests for vector utility routines for GDB, the GNU debugger.
Copyright (C) 2019-2020 Free Software Foundation, Inc.
This file is part of GDB.
This program 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 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <>. */
#include "gdbsupport/common-defs.h"
#include "gdbsupport/selftest.h"
#include "gdbsupport/gdb_vecs.h"
namespace selftests {
namespace vector_utils_tests {
static void
unordered_remove_tests ()
/* Create vector with a single object in, and then remove that object.
This test was added after a bug was discovered where unordered_remove
would cause a self move assign. If the C++ standard library is
compiled in debug mode (by passing -D_GLIBCXX_DEBUG=1) and the
operator= is removed from struct obj this test used to fail with an
error from the C++ standard library. */
struct obj
std::vector<void *> var;
obj() = default;
/* gcc complains if we provide an assignment operator but no copy
constructor, so provide one even if don't really care for this test. */
obj(const obj &other)
this->var = other.var;
obj &operator= (const obj &other)
if (this == &other)
error (_("detected self move assign"));
this->var = other.var;
return *this;
std::vector<obj> v;
v.emplace_back ();
auto it = v.end () - 1;
unordered_remove (v, it);
SELF_CHECK (v.empty ());
} /* namespace vector_utils_tests */
} /* amespace selftests */
_initialize_vec_utils_selftests ()