hg: jdk/sandbox: 8198502: Exception at runtime due to lambda analyzer reattributes live AST

[chris.hegarty at oracle.com]

Changeset: 9e3f2ec326ba
Author:    sdama
Date:      2018-02-23 01:54 +0530
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/9e3f2ec326ba

8198502: Exception at runtime due to lambda analyzer reattributes live AST
Summary: Create a deep copy of the original tree before conversion to lambda node
Reviewed-by: mcimadamore, vromero
Contributed-by: srinivas.dama at oracle.com

! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Analyzer.java
+ test/langtools/tools/javac/T8198502.java