Fix issue when calling _core_groebner_basis_array from Oscar

Author: wegank

src/algorithms/groebner-bases.jl

@@ -216,10 +216,10 @@ function _core_groebner_basis_array(
     # coefficient handling depending on field characteristic
     if field_char == 0
         ptr = reinterpret(Ptr{BigInt}, gb_cf[])
-        jl_cf = BigInt.([deepcopy(unsafe_load(ptr, i)) for i in 1:nr_terms])
+        jl_cf = BigInt.(BigInt[deepcopy(unsafe_load(ptr, i)) for i in 1:nr_terms])
     else
         ptr = reinterpret(Ptr{Int32}, gb_cf[])
-        jl_cf = Int32.(Base.unsafe_wrap(Array, ptr, nr_terms))
+        jl_cf = Int32.(Vector{Int32}(Base.unsafe_wrap(Array, ptr, nr_terms)))
     end
 
     ccall((:free_f4_julia_result_data, libneogb), Nothing,