NBL_CONSTEXPR_INLINE_VAR for template constexpr variable

Author: kevyuu

include/nbl/builtin/hlsl/cpp_compat/basic.h

@@ -13,6 +13,7 @@
 #define NBL_CONSTEXPR_STATIC constexpr static
 #define NBL_CONSTEXPR_STATIC_INLINE constexpr static inline
 #define NBL_CONSTEXPR_INLINE_FUNC constexpr inline
+#define NBL_CONSTEXPR_INLINE_VAR constexpr inline
 #define NBL_CONSTEXPR_FORCED_INLINE_FUNC NBL_FORCE_INLINE constexpr
 #define NBL_CONST_MEMBER_FUNC const
 #define NBL_IF_CONSTEXPR(...) if constexpr (__VA_ARGS__)
@@ -44,6 +45,7 @@ namespace nbl::hlsl
 #define NBL_CONSTEXPR_STATIC const static
 #define NBL_CONSTEXPR_STATIC_INLINE const static
 #define NBL_CONSTEXPR_INLINE_FUNC inline
+#define NBL_CONSTEXPR_INLINE_VAR inline
 #define NBL_CONSTEXPR_FORCED_INLINE_FUNC inline
 #define NBL_CONST_MEMBER_FUNC 
 #define NBL_IF_CONSTEXPR(...) if (__VA_ARGS__)

include/nbl/builtin/hlsl/emulated/int64_t.hlsl

@@ -435,13 +435,13 @@ struct minus<emulated_int64_base<Signed> >
 };
 
 template<>
-NBL_CONSTEXPR emulated_uint64_t plus<emulated_uint64_t>::identity = _static_cast<emulated_uint64_t>(uint64_t(0));
+NBL_CONSTEXPR_INLINE_VAR emulated_uint64_t plus<emulated_uint64_t>::identity = _static_cast<emulated_uint64_t>(uint64_t(0));
 template<>
-NBL_CONSTEXPR emulated_int64_t plus<emulated_int64_t>::identity = _static_cast<emulated_int64_t>(int64_t(0));
+NBL_CONSTEXPR_INLINE_VAR emulated_int64_t plus<emulated_int64_t>::identity = _static_cast<emulated_int64_t>(int64_t(0));
 template<>
-NBL_CONSTEXPR emulated_uint64_t minus<emulated_uint64_t>::identity = _static_cast<emulated_uint64_t>(uint64_t(0));
+NBL_CONSTEXPR_INLINE_VAR emulated_uint64_t minus<emulated_uint64_t>::identity = _static_cast<emulated_uint64_t>(uint64_t(0));
 template<>
-NBL_CONSTEXPR emulated_int64_t minus<emulated_int64_t>::identity = _static_cast<emulated_int64_t>(int64_t(0));
+NBL_CONSTEXPR_INLINE_VAR emulated_int64_t minus<emulated_int64_t>::identity = _static_cast<emulated_int64_t>(int64_t(0));
 
 // --------------------------------- Compound assignment operators ------------------------------------------
 // Specializations of the structs found in functional.hlsl
@@ -475,13 +475,13 @@ struct minus_assign<emulated_int64_base<Signed> >
 };
 
 template<>
-NBL_CONSTEXPR emulated_uint64_t plus_assign<emulated_uint64_t>::identity = plus<emulated_uint64_t>::identity;
+NBL_CONSTEXPR_INLINE_VAR emulated_uint64_t plus_assign<emulated_uint64_t>::identity = plus<emulated_uint64_t>::identity;
 template<>
-NBL_CONSTEXPR emulated_int64_t plus_assign<emulated_int64_t>::identity = plus<emulated_int64_t>::identity;
+NBL_CONSTEXPR_INLINE_VAR emulated_int64_t plus_assign<emulated_int64_t>::identity = plus<emulated_int64_t>::identity;
 template<>
-NBL_CONSTEXPR emulated_uint64_t minus_assign<emulated_uint64_t>::identity = minus<emulated_uint64_t>::identity;
+NBL_CONSTEXPR_INLINE_VAR emulated_uint64_t minus_assign<emulated_uint64_t>::identity = minus<emulated_uint64_t>::identity;
 template<>
-NBL_CONSTEXPR emulated_int64_t minus_assign<emulated_int64_t>::identity = minus<emulated_int64_t>::identity;
+NBL_CONSTEXPR_INLINE_VAR emulated_int64_t minus_assign<emulated_int64_t>::identity = minus<emulated_int64_t>::identity;
 
 // ------------------------------------------------ TYPE TRAITS SATISFIED -----------------------------------------------------