addVar(sys, 2)
	tg.wantStale("p1", "stale dependency: runtime", "./testgo list claims p1 is NOT stale, incorrectly, after changing sys.go again")
	tg.run("install", "p1")
	tg.wantNotStale("p1", "", "./testgo list claims p1 is stale after building with new release")

	// Restore to "old" release.
	restore()

// Copyright 2019 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.

// Scavenging free pages.
//
// This file implements scavenging (the release of physical pages backing mapped
// memory) of free and unused pages in the heap as a way to deal with page-level
// fragmentation and reduce the RSS of Go applications.
//

==== Backward compatibility

Our approach is to only do backwards-breaking Kotlin upgrades on a major Gradle release. We will always clearly document which Kotlin version we ship and announce upgrade plans before a major release.

func (item *WorkChannelItem) Close() {
	item.lock.Lock()
	defer item.lock.Unlock()
	if item.out != nil {
		close(item.out)
		item.out = nil
	}
}

// Release blocks until all work is passed on the chain
func (item *WorkChannelItem) Release() {
	item.lock.Lock()
	defer item.lock.Unlock()
	item.pause = false
	for i := 0; i < item.queue; i++ {
		item.out <- struct{}{}
	}
	item.queue = 0
}

		// LDAR or LWAR
		p0 := s.Prog(ld)
		p0.From.Type = obj.TYPE_MEM
		p0.From.Reg = r0
		p0.To.Type = obj.TYPE_REG
		p0.To.Reg = ppc64.REGTMP
		// If it is a Compare-and-Swap-Release operation, set the EH field with
		// the release hint.
		if v.AuxInt == 0 {
			p0.AddRestSourceConst(0)
		}
		// CMP reg1,reg2
		p1 := s.Prog(cmp)
		p1.From.Type = obj.TYPE_REG
		p1.From.Reg = r1
		p1.To.Reg = ppc64.REGTMP

				// Set this *after* we trace the end to make sure
				// that we emit an in-progress event if this is
				// the first event for the goroutine in the trace
				// or trace generation. Also, do this between
				// acquire/release because this is part of the
				// goroutine's trace state, and it must be atomic
				// with respect to the tracer.
				gp.inMarkAssist = false
				traceRelease(trace)
			} else {

        conf.getAttributes().attribute(buildType, new BuildTypeImpl(name: 'release'))

        then:
        !conf.attributes.isEmpty()
        conf.attributes.getAttribute(flavor).name == 'free'
        conf.attributes.getAttribute(buildType).name == 'release'
    }

    def "cannot define two attributes with the same name but different types"() {
        def conf = conf()

	switch {
	case p == 0:
		return nil, 0
	case p&(align-1) == 0:
		return unsafe.Pointer(p), size + align
	case GOOS == "windows":
		// On Windows we can't release pieces of a
		// reservation, so we release the whole thing and
		// re-reserve the aligned sub-region. This may race,
		// so we may have to try again.
		sysFreeOS(unsafe.Pointer(p), size+align)
		p = alignUp(p, align)

        mavenRepo.module("org", "a", "2.0").publish()
        mavenRepo.module("org", "c", "1.0").dependsOn("org", "d", "1.0").publish()
        mavenRepo.module("org", "d", "1.0").dependsOn("org", "e", "latest.release").publish()


        buildFile << """
            repositories {
                maven { url "${mavenRepo.uri}" }
            }
            configurations {
                compile

    // addListener says that listeners execute 'immediate' if the future isDone(). However, our
    // protocol for completing a future is to assign the value field (which sets isDone to true) and
    // then to release waiters, followed by executing afterDone(), followed by releasing listeners.
    // That means that it is possible to observe that the future isDone and that your listeners