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27 lines
545 B
Go
27 lines
545 B
Go
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// run
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// Copyright 2012 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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// Issue 3907: out of fixed registers in nested byte multiply.
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// Used to happen with both 6g and 8g.
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package main
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func F(a, b, c, d uint8) uint8 {
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return a * (b * (c * (d *
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(a * (b * (c * (d *
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(a * (b * (c * (d *
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a * (b * (c * d)))))))))))))
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}
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func main() {
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var a, b, c, d uint8 = 1, 1, 1, 1
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x := F(a, b, c, d)
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if x != 1 {
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println(x)
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panic("x != 1")
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}
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}
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