hg: jdk/sandbox: 8059835: Optimistic splitting doesn't work with let and const

[chris.hegarty at oracle.com]

Changeset: 002e99dd12f2
Author:    hannesw
Date:      2017-11-28 15:36 +0100
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/002e99dd12f2

8059835: Optimistic splitting doesn't work with let and const
Reviewed-by: jlaskey, attila

! src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/codegen/SplitIntoFunctions.java
! src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/codegen/Splitter.java
! src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/ir/SplitReturn.java
+ test/nashorn/script/basic/es6/JDK-8059835.js