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[libc+][stack] P3372R3: constexpr <stack> #163510

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1 change: 1 addition & 0 deletions libcxx/.clang-format
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Expand Up @@ -25,6 +25,7 @@ AttributeMacros: [
'_LIBCPP_CONSTEXPR_SINCE_CXX17',
'_LIBCPP_CONSTEXPR_SINCE_CXX20',
'_LIBCPP_CONSTEXPR_SINCE_CXX23',
'_LIBCPP_CONSTEXPR_SINCE_CXX26',
'_LIBCPP_CONSTEXPR',
'_LIBCPP_CONSTINIT',
'_LIBCPP_DEPRECATED_IN_CXX11',
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165 changes: 92 additions & 73 deletions libcxx/include/stack
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13 changes: 11 additions & 2 deletions libcxx/test/std/containers/container.adaptors/stack/compare.three_way.pass.cpp
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Expand Up @@ -24,12 +24,21 @@
#include "nasty_containers.h"
#include "test_container_comparisons.h"

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
assert((test_sequence_container_adaptor_spaceship<std::stack, std::deque>()));
assert((test_sequence_container_adaptor_spaceship<std::stack, std::list>()));
assert((test_sequence_container_adaptor_spaceship<std::stack, std::vector>()));
assert((test_sequence_container_adaptor_spaceship<std::stack, nasty_list>()));
assert((test_sequence_container_adaptor_spaceship<std::stack, nasty_vector>()));
// `std::stack` is not constexpr, so no `static_assert` test here.

return true;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
11 changes: 10 additions & 1 deletion libcxx/test/std/containers/container.adaptors/stack/stack.cons/ctor_default.pass.cpp
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Expand Up @@ -22,7 +22,7 @@
# include "test_convertible.h"
#endif

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
typedef std::vector<int, limited_allocator<int, 10> > Container;
typedef std::stack<int, Container> Q;
Q q;
Expand All @@ -37,5 +37,14 @@ int main(int, char**) {
static_assert(test_convertible<Q>(), "");
#endif

return true;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
11 changes: 10 additions & 1 deletion libcxx/test/std/containers/container.adaptors/stack/stack.defn/emplace.pass.cpp
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Expand Up @@ -36,7 +36,7 @@ void test_return_type() {
#endif
}

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
test_return_type<std::stack<int> >();
test_return_type<std::stack<int, std::vector<int> > >();

Expand All @@ -57,5 +57,14 @@ int main(int, char**) {
assert(q.size() == 3);
assert(q.top() == Emplaceable(3, 4.5));

return true;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
11 changes: 10 additions & 1 deletion libcxx/test/std/containers/container.adaptors/stack/stack.defn/empty.pass.cpp
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Expand Up @@ -15,13 +15,22 @@

#include "test_macros.h"

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
std::stack<int> q;
assert(q.empty());
q.push(1);
assert(!q.empty());
q.pop();
assert(q.empty());

return true;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
11 changes: 10 additions & 1 deletion libcxx/test/std/containers/container.adaptors/stack/stack.defn/pop.pass.cpp
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Expand Up @@ -15,7 +15,7 @@

#include "test_macros.h"

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
std::stack<int> q;
assert(q.size() == 0);
q.push(1);
Expand All @@ -32,5 +32,14 @@ int main(int, char**) {
q.pop();
assert(q.size() == 0);

return true;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
11 changes: 10 additions & 1 deletion libcxx/test/std/containers/container.adaptors/stack/stack.defn/push.pass.cpp
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Expand Up @@ -15,7 +15,7 @@

#include "test_macros.h"

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
std::stack<int> q;
q.push(1);
assert(q.size() == 1);
Expand All @@ -29,3 +29,12 @@ int main(int, char**) {

return 0;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
11 changes: 10 additions & 1 deletion libcxx/test/std/containers/container.adaptors/stack/stack.defn/push_range.pass.cpp
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Expand Up @@ -17,7 +17,7 @@
#include "../../push_range_container_adaptors.h"
#include "test_macros.h"

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
for_all_iterators_and_allocators<int, const int*>([]<class Iter, class Sent, class Alloc>() {
test_push_range<std::stack<int, std::deque<int, Alloc>>, Iter, Sent>();
});
Expand All @@ -29,5 +29,14 @@ int main(int, char**) {
test_push_range_exception_safety_throwing_copy<std::stack>();
test_push_range_exception_safety_throwing_allocator<std::stack, std::deque, int>();

return true;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
11 changes: 10 additions & 1 deletion libcxx/test/std/containers/container.adaptors/stack/stack.defn/push_rv.pass.cpp
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Expand Up @@ -18,7 +18,7 @@
#include "test_macros.h"
#include "MoveOnly.h"

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
std::stack<MoveOnly> q;
q.push(MoveOnly(1));
assert(q.size() == 1);
Expand All @@ -30,5 +30,14 @@ int main(int, char**) {
assert(q.size() == 3);
assert(q.top() == MoveOnly(3));

return true;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
11 changes: 10 additions & 1 deletion libcxx/test/std/containers/container.adaptors/stack/stack.defn/size.pass.cpp
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Expand Up @@ -15,11 +15,20 @@

#include "test_macros.h"

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
std::stack<int> q;
assert(q.size() == 0);
q.push(1);
assert(q.size() == 1);

return 0;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
13 changes: 11 additions & 2 deletions libcxx/test/std/containers/container.adaptors/stack/stack.defn/swap.pass.cpp
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Expand Up @@ -16,14 +16,14 @@
#include "test_macros.h"

template <class C>
C make(int n) {
TEST_CONSTEXPR_CXX26 C make(int n) {
C c;
for (int i = 0; i < n; ++i)
c.push(i);
return c;
}

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
std::stack<int> q1 = make<std::stack<int> >(5);
std::stack<int> q2 = make<std::stack<int> >(10);
std::stack<int> q1_save = q1;
Expand All @@ -32,5 +32,14 @@ int main(int, char**) {
assert(q1 == q2_save);
assert(q2 == q1_save);

return true;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
11 changes: 10 additions & 1 deletion libcxx/test/std/containers/container.adaptors/stack/stack.defn/top.pass.cpp
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Expand Up @@ -15,7 +15,7 @@

#include "test_macros.h"

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
std::stack<int> q;
assert(q.size() == 0);
q.push(1);
Expand All @@ -26,3 +26,12 @@ int main(int, char**) {

return 0;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
11 changes: 10 additions & 1 deletion libcxx/test/std/containers/container.adaptors/stack/stack.defn/top_const.pass.cpp
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Expand Up @@ -15,7 +15,7 @@

#include "test_macros.h"

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
std::stack<int> q;
assert(q.size() == 0);
q.push(1);
Expand All @@ -25,5 +25,14 @@ int main(int, char**) {
const int& cir = cqr.top();
assert(cir == 3);

return true;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
13 changes: 11 additions & 2 deletions libcxx/test/std/containers/container.adaptors/stack/stack.ops/eq.pass.cpp
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Expand Up @@ -20,14 +20,14 @@
#include "test_macros.h"

template <class C>
C make(int n) {
TEST_CONSTEXPR_CXX26 C make(int n) {
C c;
for (int i = 0; i < n; ++i)
c.push(i);
return c;
}

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
std::stack<int> q1 = make<std::stack<int> >(5);
std::stack<int> q2 = make<std::stack<int> >(10);
std::stack<int> q1_save = q1;
Expand All @@ -36,5 +36,14 @@ int main(int, char**) {
assert(q1 != q2);
assert(q2 == q2_save);

return true;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
13 changes: 11 additions & 2 deletions libcxx/test/std/containers/container.adaptors/stack/stack.ops/lt.pass.cpp
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Expand Up @@ -26,20 +26,29 @@
#include "test_macros.h"

template <class C>
C make(int n) {
TEST_CONSTEXPR_CXX26 C make(int n) {
C c;
for (int i = 0; i < n; ++i)
c.push(i);
return c;
}

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
std::stack<int> q1 = make<std::stack<int> >(5);
std::stack<int> q2 = make<std::stack<int> >(10);
assert(q1 < q2);
assert(q2 > q1);
assert(q1 <= q2);
assert(q2 >= q1);

return true;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
13 changes: 11 additions & 2 deletions libcxx/test/std/containers/container.adaptors/stack/stack.special/swap.pass.cpp
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Expand Up @@ -17,14 +17,14 @@
#include "test_macros.h"

template <class C>
C make(int n) {
TEST_CONSTEXPR_CXX26 C make(int n) {
C c;
for (int i = 0; i < n; ++i)
c.push(i);
return c;
}

int main(int, char**) {
TEST_CONSTEXPR_CXX26 bool test() {
std::stack<int> q1 = make<std::stack<int> >(5);
std::stack<int> q2 = make<std::stack<int> >(10);
std::stack<int> q1_save = q1;
Expand All @@ -33,5 +33,14 @@ int main(int, char**) {
assert(q1 == q2_save);
assert(q2 == q1_save);

return true;
}

int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif

return 0;
}
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