fix 32 bit tests

Author: oscardssmith

test/hashing.jl

@@ -316,12 +316,12 @@ struct AUnionParam{T<:Union{Nothing,Float32,Float64}} end
     # test hashing of rationals that equal floats are equal to the float hash
     @test hash(5//2) == hash(big(5)//2) == hash(2.5)
     # test hashing of rational that are integers hash to the integer
-    @test hash(5^25) == hash(big(5)^25) == hash(5^25//1) == hash(big(5)^25//1)
+    @test hash(Int64(5)^25) == hash(big(5)^25) == hash(Int64(5)^25//1) == hash(big(5)^25//1)
     # test integer/rational that don't fit in Float64 don't hash as Float64
-    @test hash(5^25) != hash(5.0^25)
-    @test hash((5//2)^25) == hash(big(5//2)^25)
+    @test hash(Int64(5)^25) != hash(5.0^25)
+    @test hash((Int64(5)//2)^25) == hash(big(5//2)^25)
     # test integer/rational that don't fit in Float64 don't hash as Float64
-    @test hash((5//2)^25) != hash(2.5^25)
+    @test hash((Int64(5)//2)^25) != hash(2.5^25)
     # test hashing of rational with odd denominator
     @test hash(5//3) == hash(big(5)//3)
 end