package main import "testing" var global [2]int64 func BenchmarkAdd(b *testing.B) { a := [2]int64{} var local [2]int64 for i := 0; i < b.N; i++ { local = add(a) } global = local } func BenchmarkAdd2(b *testing.B) { a := [2]int64{} var local [2]int64 for i := 0; i < b.N; i++ { local = add2(a) } global = local }