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runtime: fix TestLFStack on 386

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The new(uint64) was moving to the stack, which may not be aligned.

Change-Id: Iad070964202001b52029494d43e299fed980f939
Reviewed-on: https://go-review.googlesource.com/9787
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: David Chase <drchase@google.com>
This commit is contained in:
Russ Cox 2015-05-05 21:55:09 -04:00
parent 351897d9d4
commit 8f037fa1ab
1 changed files with 4 additions and 0 deletions
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4
src/runtime/lfstack_test.go
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@ -24,8 +24,12 @@ func toMyNode(node *LFNode) *MyNode {
return (*MyNode)(unsafe.Pointer(node)) return (*MyNode)(unsafe.Pointer(node))
} }
var global interface{}
func TestLFStack(t *testing.T) { func TestLFStack(t *testing.T) {
stack := new(uint64) stack := new(uint64)
global = stack // force heap allocation
// Need to keep additional referenfces to nodes, the stack is not all that type-safe. // Need to keep additional referenfces to nodes, the stack is not all that type-safe.
var nodes []*MyNode var nodes []*MyNode