"sort"
	"strings"
	"testing"
)

func mkiv(name string) *ir.Name {
	i32 := types.Types[types.TINT32]
	s := typecheck.Lookup(name)
	v := ir.NewNameAt(src.NoXPos, s, i32)
	return v
}

func TestMergeLocalState(t *testing.T) {
	v1 := mkiv("v1")
	v2 := mkiv("v2")
	v3 := mkiv("v3")

	testcases := []struct {
		vars      []*ir.Name
		partition map[*ir.Name][]int
		experr    bool
	}{
		{