mirror of git://gcc.gnu.org/git/gcc.git
36 lines
838 B
Go
36 lines
838 B
Go
// Copyright 2016 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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// +build ignore
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// Proc unit tests. In runtime package so can use runtime guts.
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package runtime
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func RunStealOrderTest() {
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var ord randomOrder
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for procs := 1; procs <= 64; procs++ {
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ord.reset(uint32(procs))
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if procs >= 3 && len(ord.coprimes) < 2 {
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panic("too few coprimes")
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}
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for co := 0; co < len(ord.coprimes); co++ {
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enum := ord.start(uint32(co))
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checked := make([]bool, procs)
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for p := 0; p < procs; p++ {
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x := enum.position()
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if checked[x] {
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println("procs:", procs, "inc:", enum.inc)
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panic("duplicate during enumeration")
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}
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checked[x] = true
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enum.next()
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}
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if !enum.done() {
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panic("not done")
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}
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}
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}
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}
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