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-rw-r--r--test/fixedbugs/issue8155.go48
1 files changed, 48 insertions, 0 deletions
diff --git a/test/fixedbugs/issue8155.go b/test/fixedbugs/issue8155.go
new file mode 100644
index 0000000..56a6738
--- /dev/null
+++ b/test/fixedbugs/issue8155.go
@@ -0,0 +1,48 @@
+// run
+
+// Copyright 2014 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 8155.
+// Alignment of stack prologue zeroing was wrong on 64-bit Native Client
+// (because of 32-bit pointers).
+
+package main
+
+import "runtime"
+
+func bad(b bool) uintptr {
+ var p **int
+ var x1 uintptr
+ x1 = 1
+ if b {
+ var x [11]*int
+ p = &x[0]
+ }
+ if b {
+ var x [1]*int
+ p = &x[0]
+ }
+ runtime.GC()
+ if p != nil {
+ x1 = uintptr(**p)
+ }
+ return x1
+}
+
+func poison() uintptr {
+ runtime.GC()
+ var x [20]uintptr
+ var s uintptr
+ for i := range x {
+ x[i] = uintptr(i+1)
+ s += x[i]
+ }
+ return s
+}
+
+func main() {
+ poison()
+ bad(false)
+}