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37 lines
526 B
Go
37 lines
526 B
Go
// compile
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// Copyright 2013 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Used to leak registers on 8g.
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package p
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func f(x byte, y uint64) {
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var r byte
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switch y {
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case 1:
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r = x << y // '>>' triggers it too
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case 2:
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r = x << y
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case 3:
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r = x << y
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case 4:
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r = x << y
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case 5:
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r = x << y
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case 6:
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r = x << y
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case 7:
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r = x << y
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case 8:
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r = x << y
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case 9:
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r = x << y
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case 10:
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r = x << y
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}
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_ = r
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}
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