hg: jdk9/sandbox/langtools: 8135246: CheckAttributedTree silently generates spurious compiler error

[chris.hegarty at oracle.com]

Changeset: 551d797dc863
Author:    mcimadamore
Date:      2015-09-11 16:27 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/551d797dc863

8135246: CheckAttributedTree silently generates spurious compiler error
Summary: cyclic inheritance errors should cause shared combo context to be thrown away
Reviewed-by: jlahoda

! test/tools/javac/lib/combo/ReusableContext.java