Compat annotation for #29827 (diff for arrays with dimension > 2).

fredrikekre · fredrikekre · commit 227bfb77c1f1 · 2018-12-01T20:24:56.000+01:00
diff --git a/base/multidimensional.jl b/base/multidimensional.jl
@@ -693,6 +693,9 @@ Finite difference operator on a vector or a multidimensional array `A`. In the
 latter case the dimension to operate on needs to be specified with the `dims`
 keyword argument.
 
+!!! compat "Julia 1.1"
+    `diff` for arrays with dimension higher than 2 requires at least Julia 1.1.
+
 # Examples
 ```jldoctest
 julia> a = [2 4; 6 16]
