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@nsajko nsajko commented May 16, 2024

Return type inference improvement example:

f(g, t::Tuple) = invoke(map, Tuple{Any,Tuple}, g, t)
Core.Compiler.return_type(f, Tuple{typeof(sqrt),Tuple{Vararg{Int}}})
 # master: `Tuple{Float64, Vararg{Any}}`
 # PR:     `Tuple{Vararg{Float64}}`

FTR, this PR is part of a series of changes which (re)implement many of the operations on tuples using a new recursive technique. The ultimate goal is to hopefully increase the value of the loop-vs-recurse cutoff (Any32, sometimes hardcoded 32) for tuple operations.

Return type inference improvement example:

```julia
f(g, t::Tuple) = invoke(map, Tuple{Any,Tuple}, g, t)
Core.Compiler.return_type(f, Tuple{typeof(sqrt),Tuple{Vararg{Int}}})
 # master: `Tuple{Float64, Vararg{Any}}`
 # PR:     `Tuple{Vararg{Float64}}`
```

FTR, this PR is part of a series of changes which (re)implement many of
the operations on tuples using a new recursive technique. The ultimate
goal is to hopefully increase the value of the loop-vs-recurse cutoff
(`Any32`, sometimes hardcoded `32`) for tuple operations.
@nsajko nsajko added compiler:inference Type inference collections Data structures holding multiple items, e.g. sets labels May 16, 2024
@aviatesk aviatesk removed the compiler:inference Type inference label May 17, 2024
@nsajko nsajko marked this pull request as draft May 17, 2024 06:32
@nsajko nsajko closed this Jul 14, 2024
@nsajko nsajko deleted the reimplement_map branch July 14, 2024 22:16
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2 participants