Fix edge case: No values in findall

JuliaLang · Dec 26, 2021 · 3664ba3 · 3664ba3
1 parent 6453a3b
commit 3664ba3
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/base/array.jl b/base/array.jl
@@ -2332,6 +2332,7 @@ end
 function _findall(f::Function, A::AbstractArray{Bool})
     n = count(f, A)
     I = Vector{eltype(keys(A))}(undef, n)
+    isempty(I) && return I
     _findall(f, I, A)
 end