mponents||{flags:{}};var e="webcomponents.js",t=document.querySelector('script[src*="'+e+'"]'),n={};if(!n.noOpts){if(location.search.slice(1).split("&").forEach(function(e){var t,r=e.split("=");r[0]&&(t=r[0].match(/wc-(.+)/))&&(n[t[1]]=r[1]||!0)}),t)for(var r,o=0;r=t.attributes[o];o++)"src"!==r.name&&(n[r.name]=r.value||!0);if(n.log&&n.log.split){var i=n.log.split(",");n.log={},i.forEach(function(e){n.log[e]=!0})}else n.log={}}n.shadow=n.shadow||n.shadowdom||n.polyfill,"native"===n.shadow?n.shad...

}

// foreachHeaderElement splits v according to the "#rule" construction
// in RFC 7230 section 7 and calls fn for each non-empty element.
func foreachHeaderElement(v string, fn func(string)) {
	v = textproto.TrimString(v)
	if v == "" {
		return
	}
	if !strings.Contains(v, ",") {
		fn(v)
		return
	}
	for _, f := range strings.Split(v, ",") {
		if f = textproto.TrimString(f); f != "" {

		n++
		if n > 1000 {
			ctxt.Diag("span must be looping")
			log.Fatalf("loop")
		}
		if !reAssemble {
			break
		}
		if ctxt.Errors > errors {
			return
		}
	}
	// splice padding nops into Progs
	for _, n := range nops {
		pp := n.p
		np := &obj.Prog{Link: pp.Link, Ctxt: pp.Ctxt, As: obj.ANOP, Pos: pp.Pos.WithNotStmt(), Pc: pp.Pc + int64(pp.Isize), Isize: uint8(n.n)}
		pp.Link = np

func roundUp(x, to uint32) uint32 {
	if to == 0 || to&(to-1) != 0 {
		log.Fatalf("rounded up to a value that is not a power of 2: %d\n", to)
	}
	return (x + to - 1) &^ (to - 1)
}

// splitImm24uScaled splits an immediate into a scaled 12 bit unsigned lo value
// and an unscaled shifted 12 bit unsigned hi value. These are typically used
// by adding or subtracting the hi value and using the lo value as the offset