Skip to content

improve isdefined precision for 0 field types #58220

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 10 commits into from
May 3, 2025
Merged

improve isdefined precision for 0 field types #58220

Show file tree
Hide file tree
Changes from 2 commits
Commits
Show all changes
10 commits
Select commit Hold shift + click to select a range
1da6ec3
improve isdefined precision for 0 field types
Apr 24, 2025
4614f22
add test
Apr 24, 2025
5035be3
fix
Apr 24, 2025
e9ecdd5
fixes
Apr 24, 2025
9fdef60
Update Compiler/src/tfuncs.jl
oscardssmith Apr 24, 2025
363555e
Update Compiler/test/inference.jl
oscardssmith Apr 24, 2025
ae76e15
use `datatype_fieldcount` rather than `fieldcount`
oscardssmith Apr 25, 2025
9867f8a
Update tfuncs.jl
oscardssmith Apr 25, 2025
3f32639
fix `datatype_fieldcount(NamedTuple{<:Any, Tuple}.body)`
oscardssmith May 2, 2025
81f0133
fix test
oscardssmith May 2, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 2 additions & 0 deletions Compiler/src/tfuncs.jl
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -411,6 +411,8 @@ end
if a1 === Module
hasintersect(widenconst(sym), Symbol) || return Bottom
# isa(sym, Const) case intercepted in abstract interpretation
elseif fieldcount(a1) == 0
return Const(false)
elseif isa(sym, Const)
val = sym.val
if isa(val, Symbol)
Expand Down
3 changes: 2 additions & 1 deletion Compiler/test/inference.jl
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1209,7 +1209,8 @@ let isdefined_tfunc(@nospecialize xs...) =
end
@test isdefined_tfunc(Union{UnionIsdefinedA,UnionIsdefinedB}, Const(:x)) === Const(true)
@test isdefined_tfunc(Union{UnionIsdefinedA,UnionIsdefinedB}, Const(:y)) === Const(false)
@test isdefined_tfunc(Union{UnionIsdefinedA,Nothing}, Const(:x)) === Bool
@test isdefined_tfunc(Union{UnionIsdefinedA,Nothing}, Const(:x)) === Bool=== Const(false)
@test isdefined_tfunc(Nothing, Any) === Const(false)
end

# https://github.com/aviatesk/JET.jl/issues/379
Expand Down