hg: valhalla/valhalla/langtools: Add support for BytecodeMapping attribute in compiler-generated cast expressions

[maurizio.cimadamore at oracle.com]

Changeset: 0c2032680967
Author:    mcimadamore
Date:      2014-09-02 17:36 +0100
URL:       http://hg.openjdk.java.net/valhalla/valhalla/langtools/rev/0c2032680967

Add support for BytecodeMapping attribute in compiler-generated cast expressions

! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/TransTypes.java
! test/tools/javac/valhalla/typespec/items/tests/TestNestedGenerics.java
+ test/tools/javac/valhalla/typespec/items/tests/TestSyntheticCast.java