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AK: Make C++ concepts support mandatory for compilers

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The latest GCC and Clang versions both support this, so we can freely
use these in our code.
This commit is contained in:
Daniel Bertalan 2021-06-19 13:13:31 +02:00 committed by Ali Mohammad Pur
parent 4c0c4f3102
commit 985adcca38
Notes: sideshowbarker 2024-07-18 11:35:08 +09:00 
Author: https://github.com/BertalanD
Commit: https://github.com/SerenityOS/serenity/commit/985adcca38a
Pull-request: https://github.com/SerenityOS/serenity/pull/8150
Reviewed-by: https://github.com/Hendiadyoin1
Reviewed-by: https://github.com/alimpfard ✅
2 changed files with 6 additions and 18 deletions
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16
AK/Concepts.h
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@ -11,8 +11,6 @@
namespace AK::Concepts {
#if defined(__cpp_concepts) && !defined(__COVERITY__)
template<typename T>
concept Integral = IsIntegral<T>;
@ -31,13 +29,15 @@ concept Unsigned = IsUnsigned<T>;
template<typename T, typename U>
concept SameAs = IsSame<T, U>;
// FIXME: remove once Clang formats these properly.
// clang-format off
template<typename Func, typename... Args>
concept VoidFunction = requires(Func func, Args... args)
{
{
func(args...)
}
->SameAs<void>;
-> SameAs<void>;
};
template<typename Func, typename... Args>
@ -46,15 +46,11 @@ concept IteratorFunction = requires(Func func, Args... args)
{
func(args...)
}
->SameAs<IterationDecision>;
-> SameAs<IterationDecision>;
};
#endif
// clang-format on
}
#if defined(__cpp_concepts) && !defined(__COVERITY__)
using AK::Concepts::Arithmetic;
using AK::Concepts::FloatingPoint;
using AK::Concepts::Integral;
@ -62,5 +58,3 @@ using AK::Concepts::IteratorFunction;
using AK::Concepts::Signed;
using AK::Concepts::Unsigned;
using AK::Concepts::VoidFunction;
#endif

8
AK/Userspace.h
View file

@ -12,16 +12,10 @@
namespace AK {
// HACK: This is just here to make syntax highlighting work in Qt Creator.
// Once it supports C++20 concepts, we can remove this.
#if defined(__cpp_concepts) && !defined(__COVERITY__)
template<typename T>
concept PointerTypeName = IsPointer<T>;
template<PointerTypeName T>
#else
template<typename T, typename EnableIf<IsPointer<T>, int>::Type = 0>
#endif
template<PointerTypeName T>
class Userspace {
public:
Userspace() = default;