Contract compiler and also add ExpressionStatement to AST.

ExpressionStatement functions as glue between Statements and Expressions.

This way it is possible to detect when the border between statements and
expressions is crossed while walking the AST. Note that ExpressionStatement is
not the only border, almost every statement can contains expressions.

1 files changed, 1 insertions, 0 deletions

diff --git a/ASTForward.h b/ASTForward.h
index c9a780f5..2b0bd886 100644
--- a/ASTForward.h
+++ b/ASTForward.h
@@ -53,6 +53,7 @@ class Continue;
 class Break;
 class Return;
 class VariableDefinition;
+class ExpressionStatement;
 class Expression;
 class Assignment;
 class UnaryOperation;