| // { dg-options "-std=gnu++20" } |
| // { dg-do run { target c++20 } } |
| |
| #include <utility> |
| #include <limits> |
| #include <testsuite_hooks.h> |
| |
| void |
| test01() |
| { |
| unsigned int u = std::numeric_limits<unsigned int>::max(); |
| int s = -1; |
| VERIFY( !std::cmp_greater(s, u) ); |
| VERIFY( std::cmp_greater(u, s) ); |
| u = (unsigned) std::numeric_limits<int>::max() + 1U; |
| VERIFY( !std::cmp_greater(s, u) ); |
| VERIFY( std::cmp_greater(u, s) ); |
| } |
| |
| constexpr bool |
| test02() |
| { |
| unsigned int u = std::numeric_limits<unsigned int>::max(); |
| int s = -1; |
| if (std::cmp_greater(s, u)) |
| throw 1; |
| if (!std::cmp_greater(u, s)) |
| throw 2; |
| return true; |
| } |
| |
| void |
| test03() |
| { |
| short ss = -1; |
| int s = -1; |
| VERIFY( !std::cmp_greater(s, ss) ); |
| VERIFY( !std::cmp_greater(ss, s) ); |
| |
| unsigned int u = (unsigned int) -1; |
| VERIFY( !std::cmp_greater(s, u) ); |
| VERIFY( std::cmp_greater(u, s) ); |
| VERIFY( !std::cmp_greater(ss, u) ); |
| VERIFY( std::cmp_greater(u, ss) ); |
| |
| unsigned long long ul = (unsigned long long) -1; |
| VERIFY( !std::cmp_greater(s, ul) ); |
| VERIFY( std::cmp_greater(ul, s) ); |
| VERIFY( !std::cmp_greater(ss, ul) ); |
| VERIFY( std::cmp_greater(ul, ss) ); |
| VERIFY( !std::cmp_greater(u, ul) ); |
| VERIFY( std::cmp_greater(ul, u) ); |
| } |
| |
| int |
| main() |
| { |
| test01(); |
| static_assert( test02() ); |
| test03(); |
| } |