[kernel] Debugging of switch statement

pkg/kernel/binary.md

Index: pkg/kernel/binary.md
diff --git a/pkg/kernel/binary.md b/pkg/kernel/binary.md
index 71f3d9461824a429f1b36587f0112b3c744227a9..1aa56afacc2c38cbb0c2f266cd94637901bdeaa2 100644
--- a/pkg/kernel/binary.md
+++ b/pkg/kernel/binary.md
@@ -743,6 +743,7 @@ type SwitchStatement extends Statement {
 type SwitchCase {
   // Note: there is no tag on SwitchCase
   List<Expression> expressions;
+  List<FileOffset> expressionsOffsets; // 1-to-1 with expressions.

[Kevin Millikin (Google), 2017/03/20 12:29:47]

expressionsOffsets ==> expressionOffsets

Since this is a parallel list there's no reason to encode the length separately.
 We could also have:

List<Expression> expressions;
FileOffset[expressions.length] offsets;

[jensj, 2017/03/21 10:06:19]

Done.

   Byte isDefault; // 1 if default, 0 is not default.
   Statement body;
 }