Make test compatible with Go 1.0.

ChrisHines · ChrisHines · commit b3a1a3a5cd17 · 2016-05-13T20:46:04.000-04:00
diff --git a/stackinternal_test.go b/stackinternal_test.go
@@ -40,6 +40,7 @@ func (fh *fholder) labyrinth() CallStack {
 	for {
 		return fh.f()
 	}
+	panic("this line only needed for go 1.0")
 }
 
 func TestTrace(t *testing.T) {

Original file line number	Diff line number	Diff line change
`@@ -40,6 +40,7 @@ func (fh *fholder) labyrinth() CallStack {`
`40`	`40`	`for {`
`41`	`41`	`return fh.f()`
`42`	`42`	`}`
	`43`	`+ panic("this line only needed for go 1.0")`
`43`	`44`	`}`
`44`	`45`
`45`	`46`	`func TestTrace(t *testing.T) {`