AtExit(func() {
		if nerrors > 0 {
			ctxt.Out.ErrorClose()
			mayberemoveoutfile()
		}
	})

	return ctxt
}

// computeTLSOffset records the thread-local storage offset.
// Not used for Android where the TLS offset is determined at runtime.
func (ctxt *Link) computeTLSOffset() {
	switch ctxt.HeadType {
	default:
		log.Fatalf("unknown thread-local storage offset for %v", ctxt.HeadType)

		} else {
			Errorf(nil, "unknown benchmark flag: %q", *benchmarkFlag)
			usage()
		}
	}

	bench.Start("libinit")
	libinit(ctxt) // creates outfile
	bench.Start("computeTLSOffset")
	ctxt.computeTLSOffset()
	bench.Start("Archinit")
	thearch.Archinit(ctxt)

	if ctxt.linkShared && !ctxt.IsELF {
		Exitf("-linkshared can only be used on elf systems")
	}

	if ctxt.Debugvlog != 0 {