// toolchain's build IDs feed into constructing the build IDs of built targets,
	// so in non-release builds, everything now looks out-of-date due to
	// toolchain2 having build IDs - that is, due to the go command seeing
	// that there are new compilers. In release builds, the toolchain's reported
	// version is used in place of the build ID, and the go command does not
	// see that change from toolchain1 to toolchain2, so in release builds,

		{`package k1; var (ch chan int; _, _ = <-ch)`, `<-ch`, `value, hasOk`},

		// missing entries
		// - package names are collected in the Uses map
		// - identifiers being declared are collected in the Defs map
		{`package m0; import "os"; func _() { _ = os.Stdout }`, `os`, `<missing>`},
		{`package m1; import p "os"; func _() { _ = p.Stdout }`, `p`, `<missing>`},

			// p.Internal.Cover.GenMeta will wind up being set for
			// all matching packages.
			if len(p.TestGoFiles)+len(p.XTestGoFiles) == 0 &&
				cfg.BuildCoverPkg == nil &&
				cfg.Experiment.CoverageRedesign {
				p.Internal.Cover.GenMeta = true
			}
		}
	}

	// Prepare build + run + print actions for all packages being tested.
	for _, p := range pkgs {

		if i < 0 || i >= len(names) {
			if isError {
				sawUnmatchedErrors = true
			}
			continue
		}

		switch filename {
		case "completed":
			// Strictly speaking, there is no guarantee that seeing the error at completed:1
			// (at the end of the file) means we've seen all the errors from earlier in the file,
			// but usually it does. Certainly if we don't see the completed:1 error, we did

	type dedupKey struct {
		m       module.Version
		pruning modPruning
	}
	var (
		loadQueue = par.NewQueue(runtime.GOMAXPROCS(0))
		loading   sync.Map // dedupKey → nil; the set of modules that have been or are being loaded
	)

	// loadOne synchronously loads the explicit requirements for module m.
	// It does not load the transitive requirements of m even if the go version in

				// Note that whether a directory corresponds to an import path
				// changes as the build list is updated, and a directory can change
				// from not being in the build list to being in it and back as
				// the exact version of a particular module increases during
				// the loader iterations.
				m.Pkgs = m.Pkgs[:0]
				for _, dir := range m.Dirs {

			p.From.Type = obj.TYPE_ADDR
			p.From.Reg = v.Args[0].Reg()
			ssagen.AddAux(&p.From, v)
			// Load target using temp as base register
			// and offset zero. Setting NAME_NONE
			// prevents any extra offsets from being
			// added.
			p.To.Type = obj.TYPE_REG
			p.To.Reg = ppc64.REGTMP
			fromAddr.Reg = ppc64.REGTMP
			// Clear the offset field and other
			// information that might be used
			// by the assembler to add to the

}

// A VarLoc describes the storage for part of a user variable.
type VarLoc struct {
	// The registers this variable is available in. There can be more than
	// one in various situations, e.g. it's being moved between registers.
	Registers RegisterSet

	StackOffset
}

func (loc VarLoc) absent() bool {
	return loc.Registers == 0 && !loc.onStack()
}

	if os.Getenv("GO_GCFLAGS") != "" {
		fmt.Fprintf(os.Stderr, "testing: warning: no tests to run\n") // magic string for cmd/go
		fmt.Printf("cmd/go test is not compatible with $GO_GCFLAGS being set\n")
		fmt.Printf("SKIP\n")
		return
	}

	flag.Parse()

	if *proxyAddr != "" {
		StartProxy()
		select {}
	}

	// Run with a temporary TMPDIR to check that the tests don't

matching the GOPRIVATE variable (see 'go help private'). The rationale behind
allowing only Git and Mercurial is that these two systems have had the most
attention to issues of being run as clients of untrusted servers. In contrast,
Bazaar, Fossil, and Subversion have primarily been used in trusted,
authenticated environments and are not as well scrutinized as attack surfaces.