remove Ref allocation on task switch
#35606
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JeffBezanson
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vtjnash
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* origin/master: (833 commits) Improve typesubtract for tuples (#35600) Make searchsorted*/findnext/findprev return values of keytype (#32978) fix buggy rand(RandomDevice(), Bool) (#35590) remove `Ref` allocation on task switch (#35606) Revert "partr: fix multiqueue resorting stability" (#35589) exclude types with free variables from `type_morespecific` (#35555) fix small typo in NEWS.md (#35611) enable inline allocation of structs with pointers (#34126) SparseArrays: Speed up right-division by diagonal matrices (#35533) Allow hashing 1D OffsetArrays NEWS item for introspection macros (#35594) Special case empty covec-diagonal-vec product (#35557) [GCChecker] fix a few tests by looking through casts Use norm instead of abs in generic lu factorization (#34575) [GCChecker,NFC] run clang-format -style=llvm [GCChecker] fix tests and add Makefile Add introspection macros support for dot syntax (#35522) Specialize `union` for `OneTo` (#35577) add pop!(vector, idx, [default]) (#35513) bump Pkg version (#35584) ...
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pfib(31) before:
after:
The times are pretty variable, and the GC is doing a good job here, but reducing the allocation workload here is surely worth it.
(also needs #35589 to get this result)