# Tests that invalid examples are ignored.
# Verifies golang.org/issue/35284
# Disable vet, as 'tests' analyzer objects to surplus parameter.
go test -vet=off x_test.go

-- x_test.go --
package  x

import "fmt"

func ExampleThisShouldNotHaveAParameter(thisShouldntExist int) {
	fmt.Println("X")
	// Output:
}
