Description This issue is to keep track of breaking changes we'd like to make in the next major version release.
Removals
thrust::optional (dropped by Drop thrust::future|event|async::* #3730 Reinstate thrust::optional #3759 @miscco is responsible to determine when we can drop)Deprecate Thrust simple macros #4040 cub::MergePathSearch as part of Drop CUB_MIN|MAX in MergePathSearch and deprecate it #3999 Drop deprecated CUB macros #3821 Drop deprecated warp/block algo specializations #4007 Drop remaining 2.8-deprecated entities #4009 Deprecate and replace THRUST_STATIC_ASSERT #3971 Drop/internalize some macros #3936 Drop deprecated features from CUB util_ptx.cuh #3935 Drop public access to RegBoundScaling/MemBoundScaling #3934 Drop CUB thread operators #3918 Drop deprecated iterators from Thrust cuda utils #3905 Remove pre-C++17 code paths #3595 Error when users specialize BaseTraits but not numeric_limits #3836 Drop deprecated CUB iterators #3831 cub::PolicyWrapper, cub::KernelConfig, triple_chevron, thrust logical meta functions, thrust macros from type_deduction.h, thrust::cuda_cub::terminate, thrust::numeric_limits, cub::IterateThreadStore,cub::Swap Drop small deprecated entites #3748 Drop cub::GridBarrier #3745 Drop Thrust's cpp_compatibility.h #3746 Drop thrust::future|event|async::* #3730 Drop thrust::identity #3747 CUB_IS_INT128_ENABLED, Int2Type, BinaryOpHasIdxParam::HAS_PARAM, FpLimits: Drop deprecated entities from CUB util_type #3743 Remove Agent* alias templates for the respective detail::<algorithm name>::Agent* #3467 Drop Thrust's global workaround #3692 Remove cub::ArrayWrapper #3665 Drop support for VS 2017 in code #3375 Drop CTK 11.x support in code #3284 Dropcub::DeviceSpmv in favor of cuSPARSE #3070 Internalize cuda/detail/core/* #3505 Remove all code paths and policies below SM50 #3431 Drop thrust::null_type #3508 Move CUB kernel entry points to a detail namespace #3407 Drop thrust universal iterator categories #3474 Drop deprecated features from CUB util_ptx #3430 Remove CDPv1 Support #3341 Drop deprecated ::result_type etc. from Thrust function objects (and alias them to the libcu++ ones) #3271 Drop cub::DivideAndRoundUp #3347 Drop thrust::void_t #3362 Drop cub::ValueCache #3346 Drop all deprecated CUB APIs accepting a debug_synchronous parameter #3329 Drop CI runs for CTK 11.x #3249 Remove clang <14 from CI #3184 Require C++17 for compiling Thrust and CUB #3252 Drop Thrust's deprecated compiler macros #3301 Drop CUB's util_compiler.cuh #3302 Drop CUB's util_compiler.cuh for real #3340 Drop CUB_RUNTIME_ENABLED and __THRUST_HAS_CUDART__ #3305 Drop Thrust's compiler_fence.h #3300 Drop Thrust legacy arch macros #3298 Drop support for Intel ICC in code #3278 Drop VS 2017 from CI #3286 Drop CUB legacy macros in util_arch.cuh #3256 Drop cub::Mutex #3250 Drop Intel ICC from CI #3276 Drop thrust::[unary|binary]_function #3273 Drop thrust unary_traits and binary_traits #3259 Drop thrust not1 and not2 #3263 Drop support for GCC6 #3267 Remove deprecated cub::min and thrust::remove_cvref #3450 cub::max
Deprecations with backports to 2.8
Moved to #3700
Planned deprecations for which we ran out of time
Moved to #3701
API breaking changes
ABI breaking changes
Behavioral changes
Cleanup
Reactions are currently unavailable
You can’t perform that action at this time.
This issue is to keep track of breaking changes we'd like to make in the next major version release.
Removals
thrust::optional(dropped by Drop thrust::future|event|async::* #3730, but reinstated by Reinstatethrust::optional#3759 to give users more time to migrate, @miscco is responsible to determine when we can drop)cub::MergePathSearchas part of Drop CUB_MIN|MAX in MergePathSearch and deprecate it #3999THRUST_STATIC_ASSERT#3971cub::PolicyWrapper,cub::KernelConfig,triple_chevron, thrust logical meta functions, thrust macros fromtype_deduction.h,thrust::cuda_cub::terminate,thrust::numeric_limits,cub::IterateThreadStore,cub::SwapDrop small deprecated entites #3748CUB_IS_INT128_ENABLED,Int2Type,BinaryOpHasIdxParam::HAS_PARAM,FpLimits: Drop deprecated entities from CUB util_type #3743Agent*alias templates for the respectivedetail::<algorithm name>::Agent*#3467cub::ArrayWrapper#3665cub::DeviceSpmvin favor of cuSPARSE #3070::result_typeetc. from Thrust function objects (and alias them to the libcu++ ones) #3271debug_synchronousparameter #3329thrust::[unary|binary]_function#3273unary_traitsandbinary_traits#3259not1andnot2#3263cub::minandthrust::remove_cvref#3450cub::maxDeprecations with backports to 2.8
Moved to #3700
Planned deprecations for which we ran out of time
Moved to #3701
API breaking changes
cub::BFE#4031<cuda/bit>operations:bitfield_insert,bitfield_extract,bit_reverse,bitmask#3941 as a replacement of removed CUB bit functionsthrust::discard_iterator'svalue_typevoid#3399 ~~ (this turns out to have too many ramifications, so I think we will live with thethrust::discard_iteratorworkaround in CUB)DispatchScan[ByKey]to be unsigned and at least 4 bytes #3992universal_host_pinned_memory_resource's pointer type should probably be auniversal_ptr#2659LEGACY_PTX_ARCHparameters #3552ForceInclusiveparameter ofDispatchScanbefore policy #3739thrust::tabulate_output_iterator#3573ceil_divshould return the resulting type of its operation #2845ABI breaking changes
Behavioral changes
Cleanup
thrust::complex)