Simple defer benchmark

defer_test.go

package defer_test
import (
	"testing"
)

func Calc() {
	placeholder:=0
	for i := 0; i < 100; i++ {
		placeholder += i
	}
}
func Bare() {
	placeholder:=0
	for i := 0; i < 100; i++ {
		placeholder += i
	}
	Calc()
}
func Defer() {
	defer Calc()
	placeholder:=0
	for i := 0; i < 100; i++ {
		placeholder += i
	}
}
func BenchmarkBare(b *testing.B) {
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		for j := 0; j < 1000; j++ {
			Bare()
		}
	}
}

func BenchmarkDefer(b *testing.B) {
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		for j := 0; j < 1000; j++ {
			Defer()
		}
	}
}