1 files changed, 10 insertions, 0 deletions
diff --git a/src/runtime/gc_test.go b/src/runtime/gc_test.go
index 4c281ce52b..c5c8a4cecf 100644
--- a/src/runtime/gc_test.go
+++ b/src/runtime/gc_test.go
@@ -12,6 +12,7 @@ import (
 	"runtime"
 	"runtime/debug"
 	"sort"
+	"strings"
 	"sync"
 	"sync/atomic"
 	"testing"
@@ -192,6 +193,15 @@ func TestPeriodicGC(t *testing.T) {
 	}
 }
 
+func TestGcZombieReporting(t *testing.T) {
+	// This test is somewhat sensitive to how the allocator works.
+	got := runTestProg(t, "testprog", "GCZombie")
+	want := "found pointer to free object"
+	if !strings.Contains(got, want) {
+		t.Fatalf("expected %q in output, but got %q", want, got)
+	}
+}
+
 func BenchmarkSetTypePtr(b *testing.B) {
 	benchSetType(b, new(*byte))
 }