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Update make_shared for arrays to conform to N3870

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Update make_shared and allocate_shared for arrays to be confined to the
set of overloads specified in N3870.
This commit is contained in:
Glen Fernandes
2014-01-23 20:40:46 -08:00
parent a68db557e8
commit 630e4f49f3
31 changed files with 963 additions and 1841 deletions
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230
test/make_shared_array_test.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2012 Glen Joseph Fernandes
* Copyright (c) 2012-2014 Glen Joseph Fernandes
* glenfe at live dot com
*
* Distributed under the Boost Software License,
@ -14,17 +14,18 @@
class type {
public:
static unsigned int instances;
explicit type(int = 0, int = 0)
: member() {
explicit type() {
instances++;
}
~type() {
instances--;
}
private:
type(const type&);
type& operator=(const type&);
double member;
};
unsigned int type::instances = 0;
@ -40,6 +41,38 @@ int main() {
BOOST_TEST(a1[1] == 0);
BOOST_TEST(a1[2] == 0);
}
{
boost::shared_ptr<int[3]> a1 = boost::make_shared<int[3]>();
int* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<int>::value == 0);
BOOST_TEST(a1[0] == 0);
BOOST_TEST(a1[1] == 0);
BOOST_TEST(a1[2] == 0);
}
{
boost::shared_ptr<int[][2]> a1 = boost::make_shared<int[][2]>(2);
BOOST_TEST(a1.get() != 0);
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a1[0][0] == 0);
BOOST_TEST(a1[0][1] == 0);
BOOST_TEST(a1[1][0] == 0);
BOOST_TEST(a1[1][1] == 0);
}
{
boost::shared_ptr<int[2][2]> a1 = boost::make_shared<int[2][2]>();
BOOST_TEST(a1.get() != 0);
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a1[0][0] == 0);
BOOST_TEST(a1[0][1] == 0);
BOOST_TEST(a1[1][0] == 0);
BOOST_TEST(a1[1][1] == 0);
}
{
boost::shared_ptr<const int[]> a1 = boost::make_shared<const int[]>(3);
const int* a2 = a1.get();
@ -50,6 +83,38 @@ int main() {
BOOST_TEST(a1[1] == 0);
BOOST_TEST(a1[2] == 0);
}
{
boost::shared_ptr<const int[3]> a1 = boost::make_shared<const int[3]>();
const int* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<int>::value == 0);
BOOST_TEST(a1[0] == 0);
BOOST_TEST(a1[1] == 0);
BOOST_TEST(a1[2] == 0);
}
{
boost::shared_ptr<const int[][2]> a1 = boost::make_shared<const int[][2]>(2);
BOOST_TEST(a1.get() != 0);
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a1[0][0] == 0);
BOOST_TEST(a1[0][1] == 0);
BOOST_TEST(a1[1][0] == 0);
BOOST_TEST(a1[1][1] == 0);
}
{
boost::shared_ptr<const int[2][2]> a1 = boost::make_shared<const int[2][2]>();
BOOST_TEST(a1.get() != 0);
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a1[0][0] == 0);
BOOST_TEST(a1[0][1] == 0);
BOOST_TEST(a1[1][0] == 0);
BOOST_TEST(a1[1][1] == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<type[]> a1 = boost::make_shared<type[]>(3);
@ -62,6 +127,40 @@ int main() {
a1.reset();
BOOST_TEST(type::instances == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<type[3]> a1 = boost::make_shared<type[3]>();
type* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<type>::value == 0);
BOOST_TEST(type::instances == 3);
boost::weak_ptr<type[3]> w1 = a1;
a1.reset();
BOOST_TEST(type::instances == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<type[][2]> a1 = boost::make_shared<type[][2]>(2);
BOOST_TEST(a1.get() != 0);
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(type::instances == 4);
a1.reset();
BOOST_TEST(type::instances == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<type[2][2]> a1 = boost::make_shared<type[2][2]>();
BOOST_TEST(a1.get() != 0);
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(type::instances == 4);
a1.reset();
BOOST_TEST(type::instances == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<const type[]> a1 = boost::make_shared<const type[]>(3);
@ -73,109 +172,10 @@ int main() {
a1.reset();
BOOST_TEST(type::instances == 0);
}
#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) && !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<type[]> a1 = boost::make_shared<type[]>(3, 1, 5);
type* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<type>::value == 0);
BOOST_TEST(type::instances == 3);
boost::weak_ptr<type[]> w1 = a1;
a1.reset();
BOOST_TEST(type::instances == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<type[3]> a1 = boost::make_shared<type[3]>(1, 5);
type* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<type>::value == 0);
BOOST_TEST(type::instances == 3);
boost::weak_ptr<type[3]> w1 = a1;
a1.reset();
BOOST_TEST(type::instances == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<const type[]> a1 = boost::make_shared<const type[]>(3, 1, 5);
const type* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<type>::value == 0);
BOOST_TEST(type::instances == 3);
a1.reset();
BOOST_TEST(type::instances == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<const type[3]> a1 = boost::make_shared<const type[3]>(1, 5);
const type* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<type>::value == 0);
BOOST_TEST(type::instances == 3);
a1.reset();
BOOST_TEST(type::instances == 0);
}
#endif
{
boost::shared_ptr<int[]> a1 = boost::make_shared_noinit<int[]>(3);
int* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<int>::value == 0);
}
{
boost::shared_ptr<int[3]> a1 = boost::make_shared_noinit<int[3]>();
int* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<int>::value == 0);
}
{
boost::shared_ptr<const int[]> a1 = boost::make_shared_noinit<const int[]>(3);
const int* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<int>::value == 0);
}
{
boost::shared_ptr<const int[3]> a1 = boost::make_shared_noinit<const int[3]>();
const int* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<int>::value == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<type[]> a1 = boost::make_shared_noinit<type[]>(3);
type* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<type>::value == 0);
BOOST_TEST(type::instances == 3);
boost::weak_ptr<type[]> w1 = a1;
a1.reset();
BOOST_TEST(type::instances == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<type[3]> a1 = boost::make_shared_noinit<type[3]>();
type* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<type>::value == 0);
BOOST_TEST(type::instances == 3);
boost::weak_ptr<type[3]> w1 = a1;
a1.reset();
BOOST_TEST(type::instances == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<const type[]> a1 = boost::make_shared_noinit<const type[]>(3);
boost::shared_ptr<const type[3]> a1 = boost::make_shared<const type[3]>();
const type* a2 = a1.get();
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
@ -184,16 +184,26 @@ int main() {
a1.reset();
BOOST_TEST(type::instances == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<const type[3]> a1 = boost::make_shared_noinit<const type[3]>();
const type* a2 = a1.get();
boost::shared_ptr<const type[][2]> a1 = boost::make_shared<const type[][2]>(2);
BOOST_TEST(a1.get() != 0);
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(a2 != 0);
BOOST_TEST(size_t(a2) % boost::alignment_of<type>::value == 0);
BOOST_TEST(type::instances == 3);
BOOST_TEST(type::instances == 4);
a1.reset();
BOOST_TEST(type::instances == 0);
}
BOOST_TEST(type::instances == 0);
{
boost::shared_ptr<const type[2][2]> a1 = boost::make_shared<const type[2][2]>();
BOOST_TEST(a1.get() != 0);
BOOST_TEST(a1.use_count() == 1);
BOOST_TEST(type::instances == 4);
a1.reset();
BOOST_TEST(type::instances == 0);
}
return boost::report_errors();
}