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root/jsr166/jsr166/src/main/java/util/concurrent/Exchanger.java

Comparing jsr166/src/main/java/util/concurrent/Exchanger.java (file contents):
Revision 1.68 by jsr166, Sun Jan 4 01:06:15 2015 UTC vs.
Revision 1.69 by jsr166, Sun Jan 4 01:17:26 2015 UTC

#	Line 603 | Line 603 | public class Exchanger<V> {
603		private static final long BLOCKER;
604		private static final int ABASE;
605		static {
606	–	int s;
606		try {
607		U = sun.misc.Unsafe.getUnsafe();
608		Class<?> ek = Exchanger.class;
#	Line 618 | Line 617 | public class Exchanger<V> {
617		(nk.getDeclaredField("match"));
618		BLOCKER = U.objectFieldOffset
619		(tk.getDeclaredField("parkBlocker"));
620	<	s = U.arrayIndexScale(ak);
620	>	int scale = U.arrayIndexScale(ak);
621	>	if ((scale & (scale - 1)) != 0 || scale > (1 << ASHIFT))
622	>	throw new Error("Unsupported array scale");
623		// ABASE absorbs padding in front of element 0
624		ABASE = U.arrayBaseOffset(ak) + (1 << ASHIFT);
625		} catch (ReflectiveOperationException e) {
626		throw new Error(e);
627		}
627	–
628	–	if ((s & (s-1)) != 0 || s > (1 << ASHIFT))
629	–	throw new Error("Unsupported array scale");
628		}
629
630		}

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