diff options
Diffstat (limited to 'test/fixedbugs/issue8155.go')
-rw-r--r-- | test/fixedbugs/issue8155.go | 48 |
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) +} |