Skip to content

Type-assert isfinite(::AbstractFloat) #59888

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 2 commits into from
Oct 20, 2025
Merged

Type-assert isfinite(::AbstractFloat) #59888

Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
212d727
Type-assert `isfinite(::AbstractFloat)`
JamesWrigley Oct 18, 2025
5dd00a9
Update base/float.jl
JamesWrigley Oct 19, 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: 1 addition & 1 deletion base/float.jl
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -708,7 +708,7 @@ See also: [`iszero`](@ref), [`isone`](@ref), [`isinf`](@ref), [`ismissing`](@ref
isnan(x::AbstractFloat) = (x != x)::Bool
isnan(x::Number) = false

isfinite(x::AbstractFloat) = !isnan(x - x)
isfinite(x::AbstractFloat) = (!isnan(x - x))::Bool
isfinite(x::Real) = decompose(x)[3] != 0
isfinite(x::Integer) = true

Expand Down