remove rand!(::AbstractArray, ::AbstractArray) until JuliaLang#8246 is fixed

Author: rfourquet

base/random.jl

@@ -202,15 +202,18 @@ rand(r::AbstractArray) = r[rand(randintgen(length(r)))]
 
 # Arrays of random integers
 
-function rand!(r::AbstractArray, A::AbstractArray)
+rand!(r::Range, A::AbstractArray) = rand!(r, A, ())
+
+# TODO: this more general version is "disabled" until #8246 is resolved
+function rand!(r::AbstractArray, A::AbstractArray, ::())
     g = randintgen(length(r))
     for i = 1 : length(A)
         @inbounds A[i] = r[rand(g)]
     end
     return A
 end
 
-rand{T}(r::AbstractArray{T}, dims::Dims) = rand!(r, Array(T, dims))
+rand{T}(r::AbstractArray{T}, dims::Dims) = rand!(r, Array(T, dims), ())
 rand(r::AbstractArray, dims::Int...) = rand(r, dims)
 
 

doc/stdlib/base.rst

@@ -3952,9 +3952,9 @@ Random number generation in Julia uses the `Mersenne Twister library <http://www
 
    Generate a random value drawn uniformly from the indexable collection ``coll`` (for example, ``1:n`` or ``['x','y','z']``). Optionally, generate a random array.
 
-.. function:: rand!(coll, A)
+.. function:: rand!(r, A)
 
-   Populate the array A with random values drawn uniformly from the indexable collection ``coll``.
+   Populate the array A with random values drawn uniformly from the range ``r``.
 
 .. function:: randbool([dims...])