hg: jdk9/dev/langtools: 8064362: WriteableScope.dupUnshared misbehaves on shared Scopes

[jan.lahoda at oracle.com]

Changeset: 532a67fe69ec
Author:    jlahoda
Date:      2014-11-12 19:05 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/langtools/rev/532a67fe69ec

8064362: WriteableScope.dupUnshared misbehaves on shared Scopes
Summary: When calling dupUnshared on a shared scope, make sure the result does not contain Symbols that don't belong to the scope that is being dupUnshared.
Reviewed-by: mcimadamore

! src/jdk.compiler/share/classes/com/sun/tools/javac/code/Scope.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Attr.java
+ test/tools/javac/scope/DupUnsharedTest.java